Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter User Manual1 +RS485-LN – RS485 to LoRaWAN Converter - Content
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... ... @@ -1,79 +1,59 @@ 1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %) 2 -((( 3 -(% data-widget="image" style="text-align:center" %) 4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %) 1 +(% style="text-align:center" %) 2 +[[image:1653266934636-343.png||height="385" width="385"]] 5 5 6 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]] 7 -))) 8 8 9 9 6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual** 10 10 11 11 12 - 13 - 14 - 15 15 **Table of Contents:** 16 16 17 -{{toc/}} 18 18 19 19 20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 21 -((( 22 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]] 23 -))) 24 24 25 25 15 += 1.Introduction = 26 26 27 - 28 - 29 - 30 - 31 -= 1. Introduction = 32 - 33 33 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == 34 34 35 - 36 36 ((( 37 -The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 38 -))) 39 - 40 40 ((( 41 -RS485-LN allowsuserto(% style="color:blue"%)**monitor/ control RS485 devices**(%%) andreach extremely longranges. Itprovidesultra-long rangespreadspectrum communication andhigh interferenceimmunitywhilst minimizingcurrentconsumption.Ittargetsprofessionalwireless sensor networkapplicationssuchas irrigationsystems, smart metering, smartcities,smartphonedetection, buildingautomation,andsoon.21 +The Dragino RS485-LN is a RS485 to LoRaWAN Converter. It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 42 42 ))) 43 43 44 44 ((( 45 - (% style="color:blue" %)**For data uplink**(%%),RS485-LN sendsuser-definedcommandsto RS485 devices andgetsthe returnfrom theRS485devices.RS485-LNwillprocessthese returnsaccordinguser-definerules togetthefinalpayloadanduploadtoLoRaWANserver.25 +RS485-LN allows user to monitor / control RS485 devices and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 46 46 ))) 47 47 48 48 ((( 49 - (% style="color:blue" %)**For datadownlink**(%%), RS485-LNruns inLoRaWAN ClassC.When theredownlinkcommandsfromLoRaWANserver,RS485-LN willforward thecommandsfromLoRaWAN serverto RS485 devices.29 +For data uplink, RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server. 50 50 ))) 51 51 52 52 ((( 53 - (% style="color:blue"%)**Demo DashboardforRS485-LN**(%%) connecttotwoenergymeters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]33 +For data downlink, RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices. 54 54 ))) 35 +))) 55 55 37 +[[image:1653267211009-519.png||height="419" width="724"]] 56 56 57 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 58 - 59 - 60 60 == 1.2 Specifications == 61 61 41 +**Hardware System:** 62 62 63 -(% style="color:#037691" %)**Hardware System:** 64 - 65 -* STM32L072xxxx MCU 43 +* STM32L072CZT6 MCU 66 66 * SX1276/78 Wireless Chip 67 67 * Power Consumption (exclude RS485 device): 68 68 ** Idle: 32mA@12v 47 + 48 +* 69 69 ** 20dB Transmit: 65mA@12v 70 70 71 - (% style="color:#037691" %)**Interface for Model:**51 +**Interface for Model:** 72 72 73 73 * RS485 74 74 * Power Input 7~~ 24V DC. 75 75 76 - (% style="color:#037691" %)**LoRa Spec:**56 +**LoRa Spec:** 77 77 78 78 * Frequency Range: 79 79 ** Band 1 (HF): 862 ~~ 1020 Mhz ... ... @@ -92,15 +92,12 @@ 92 92 * Preamble detection. 93 93 * 127 dB Dynamic Range RSSI. 94 94 * Automatic RF Sense and CAD with ultra-fast AFC. 95 -* Packet engine up to 256 bytes with CRC 75 +* Packet engine up to 256 bytes with CRC. 96 96 97 - 98 - 99 99 == 1.3 Features == 100 100 101 - 102 102 * LoRaWAN Class A & Class C protocol (default Class C) 103 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 /MA86980 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 104 104 * AT Commands to change parameters 105 105 * Remote configure parameters via LoRa Downlink 106 106 * Firmware upgradable via program port ... ... @@ -108,11 +108,8 @@ 108 108 * Support Modbus protocol 109 109 * Support Interrupt uplink (Since hardware version v1.2) 110 110 111 - 112 - 113 113 == 1.4 Applications == 114 114 115 - 116 116 * Smart Buildings & Home Automation 117 117 * Logistics and Supply Chain Management 118 118 * Smart Metering ... ... @@ -120,34 +120,22 @@ 120 120 * Smart Cities 121 121 * Smart Factory 122 122 123 - 124 - 125 125 == 1.5 Firmware Change log == 126 126 127 - 128 128 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 129 129 130 - 131 131 == 1.6 Hardware Change log == 132 132 133 - 134 134 ((( 135 135 ((( 136 -((( 137 137 v1.2: Add External Interrupt Pin. 138 -))) 139 139 140 -((( 141 141 v1.0: Release 142 142 ))) 143 - 144 - 145 145 ))) 146 -))) 147 147 148 148 = 2. Power ON Device = 149 149 150 - 151 151 ((( 152 152 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 153 153 ... ... @@ -158,9 +158,7 @@ 158 158 Once there is power, the RS485-LN will be on. 159 159 ))) 160 160 161 -(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 162 - 163 - 123 +[[image:1653268091319-405.png]] 164 164 ))) 165 165 166 166 = 3. Operation Mode = ... ... @@ -167,46 +167,29 @@ 167 167 168 168 == 3.1 How it works? == 169 169 170 - 171 171 ((( 172 -((( 173 173 The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA. 174 174 ))) 175 175 176 - 177 -))) 178 - 179 179 == 3.2 Example to join LoRaWAN network == 180 180 181 - 182 182 Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 183 183 138 +[[image:1653268155545-638.png||height="334" width="724"]] 184 184 185 -(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 186 - 187 - 188 188 ((( 189 -((( 190 190 The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below: 191 -))) 192 192 193 -((( 194 194 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 195 195 196 - 197 -))) 145 +[[image:1653268227651-549.png||height="592" width="720"]] 198 198 199 -(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 200 - 201 - 202 202 ((( 203 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3: 204 - 205 - 148 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3: 206 206 ))) 207 207 208 208 ((( 209 - (% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.152 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 210 210 ))) 211 211 212 212 ((( ... ... @@ -214,93 +214,70 @@ 214 214 ))) 215 215 ))) 216 216 217 - (% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)160 +[[image:1652953462722-299.png]] 218 218 219 - 220 220 ((( 221 221 ((( 222 222 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: 223 - 224 - 225 225 ))) 226 226 227 227 ((( 228 - **Add APP EUI in the application.**168 +Add APP EUI in the application. 229 229 ))) 230 230 ))) 231 231 232 - (% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)172 +[[image:image-20220519174512-1.png]] 233 233 234 - (% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image"height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)174 +[[image:image-20220519174512-2.png||height="323" width="720"]] 235 235 236 - (% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image"height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)176 +[[image:image-20220519174512-3.png||height="556" width="724"]] 237 237 238 - (% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]178 +[[image:image-20220519174512-4.png]] 239 239 240 - 241 -(% title="Click and drag to resize" %) 242 - 243 243 You can also choose to create the device manually. 244 244 245 - (% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image"height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)182 +[[image:1652953542269-423.png||height="710" width="723"]] 246 246 184 +Add APP KEY and DEV EUI 247 247 186 +[[image:1652953553383-907.png||height="514" width="724"]] 248 248 249 -**Add APP KEY and DEV EUI** 250 250 251 -(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 252 - 253 - 254 - 255 255 ((( 256 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 257 - 258 - 190 +**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 259 259 ))) 260 260 261 - (% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image"height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)193 +[[image:1652953568895-172.png||height="232" width="724"]] 262 262 263 - 264 264 == 3.3 Configure Commands to read data == 265 265 266 - 267 267 ((( 268 268 ((( 269 -((( 270 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 271 - 272 - 199 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 273 273 ))) 274 -))) 275 275 276 276 ((( 277 -((( 278 -(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1** 203 +(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1 279 279 ))) 280 - 281 - 282 282 ))) 283 -))) 284 284 285 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===207 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication === 286 286 287 - 288 288 To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are: 289 289 290 - 291 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %) 292 -|=(% style="width: 110px;" %)((( 211 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %) 212 +|((( 293 293 **AT Commands** 294 -)))| =(% style="width:10px;" %)(((214 +)))|(% style="width:285px" %)((( 295 295 **Description** 296 -)))| =(% style="width:190px;" %)(((216 +)))|(% style="width:347px" %)((( 297 297 **Example** 298 298 ))) 299 -|( % style="width:110px" %)(((219 +|((( 300 300 AT+BAUDR 301 -)))|(% style="width: 190px" %)(((221 +)))|(% style="width:285px" %)((( 302 302 Set the baud rate (for RS485 connection). Default Value is: 9600. 303 -)))|(% style="width: 190px" %)(((223 +)))|(% style="width:347px" %)((( 304 304 ((( 305 305 AT+BAUDR=9600 306 306 ))) ... ... @@ -309,11 +309,11 @@ 309 309 Options: (1200,2400,4800,14400,19200,115200) 310 310 ))) 311 311 ))) 312 -|( % style="width:110px" %)(((232 +|((( 313 313 AT+PARITY 314 -)))|(% style="width: 190px" %)(((234 +)))|(% style="width:285px" %)((( 315 315 Set UART parity (for RS485 connection) 316 -)))|(% style="width: 190px" %)(((236 +)))|(% style="width:347px" %)((( 317 317 ((( 318 318 AT+PARITY=0 319 319 ))) ... ... @@ -322,9 +322,9 @@ 322 322 Option: 0: no parity, 1: odd parity, 2: even parity 323 323 ))) 324 324 ))) 325 -|( % style="width:110px" %)(((245 +|((( 326 326 AT+STOPBIT 327 -)))|(% style="width: 190px" %)(((247 +)))|(% style="width:285px" %)((( 328 328 ((( 329 329 Set serial stopbit (for RS485 connection) 330 330 ))) ... ... @@ -332,7 +332,7 @@ 332 332 ((( 333 333 334 334 ))) 335 -)))|(% style="width: 190px" %)(((255 +)))|(% style="width:347px" %)((( 336 336 ((( 337 337 AT+STOPBIT=0 for 1bit 338 338 ))) ... ... @@ -346,1457 +346,910 @@ 346 346 ))) 347 347 ))) 348 348 349 - 350 - 351 351 === 3.3.2 Configure sensors === 352 352 353 - 354 354 ((( 355 355 ((( 356 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling. 357 - 358 - 273 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling. 359 359 ))) 360 360 ))) 361 361 362 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %) 363 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example** 364 -|AT+CFGDEV|(% style="width:110px" %)((( 365 -((( 277 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 278 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 279 +|AT+CFGDEV|(% style="width:418px" %)((( 366 366 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 367 -))) 368 368 369 -((( 370 370 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 371 -))) 372 372 373 -((( 374 374 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 375 -))) 376 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 285 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 377 377 378 - 379 - 380 380 === 3.3.3 Configure read commands for each sampling === 381 381 382 - 383 383 ((( 384 -During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload. 385 - 386 -To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 387 - 388 -This section describes how to achieve above goals. 389 - 390 -During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 391 - 392 - 393 -(% style="color:#037691" %)**Each RS485 commands include two parts:** 394 - 395 - 396 -~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar. 397 - 398 -2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar. 399 - 400 -3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms 401 - 402 - 403 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 404 - 405 -Below are examples for the how above AT Commands works. 406 - 407 - 408 -(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 409 - 410 -(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 411 -|(% style="width:496px" %)((( 412 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 413 - 414 -**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 415 - 416 -**m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 290 +RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink. 417 417 ))) 418 418 419 -For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually. 420 - 421 -In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 422 - 423 - 424 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes. 425 - 426 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 427 -|(% style="width:510px" %)((( 428 -**AT+DATACUTx=a,b,c** 429 - 430 -* **a: length for the return of AT+COMMAND** 431 -* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.** 432 -* **c: define the position for valid value. ** 293 +((( 294 +During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload. 433 433 ))) 434 434 435 -**Examples:** 436 - 437 - 438 -* (% style="color:#037691" %)**Grab bytes** 439 - 440 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 441 - 442 - 443 - 444 -* (% style="color:#037691" %)**Grab a section** 445 - 446 -(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 447 - 448 - 449 - 450 -* (% style="color:#037691" %)**Grab different sections** 451 - 452 -(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 453 - 454 - 455 -))) 456 - 457 -=== 3.3.4 Compose the uplink payload === 458 - 459 - 460 460 ((( 461 -Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.** 462 - 463 - 298 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 464 464 ))) 465 465 466 466 ((( 467 -(% style="color:#037691" %)**Examples: AT+DATAUP=0** 468 - 469 - 302 +This section describes how to achieve above goals. 470 470 ))) 471 471 472 472 ((( 473 - Composetheuplinkpayloadwithvalue returnsinsequenceandsendwith(% style="color:red" %)**A SIGNLE UPLINK**.306 +During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 474 474 ))) 475 475 476 476 ((( 477 - Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value fromRETURN1 + ValidValuefrom RETURN2+… + RETURNx**310 +**Command from RS485-BL to Sensor:** 478 478 ))) 479 479 480 480 ((( 481 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 482 - 483 - 314 +RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 484 484 ))) 485 485 486 -[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %) 487 - 488 - 489 -(% style="color:#037691" %)**Examples: AT+DATAUP=1** 490 - 491 - 492 -Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 493 - 494 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 495 - 496 - 497 -~1. PAYVER: Defined by AT+PAYVER 498 - 499 -2. PAYLOAD COUNT: Total how many uplinks of this sampling. 500 - 501 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 502 - 503 -4. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes 504 - 505 - 506 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 507 - 508 - 509 -So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 510 - 511 -DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 512 - 513 -DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 514 - 515 -DATA3=the rest of Valid value of RETURN10= **30** 516 - 517 - 518 -(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:** 519 - 520 - 521 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 522 - 523 - * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 524 - 525 - * For US915 band, max 11 bytes for each uplink. 526 - 527 - ~* For all other bands: max 51 bytes for each uplink. 528 - 529 - 530 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;** 531 - 532 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)** 533 - 534 - 535 - 536 -Below are the uplink payloads: 537 - 538 - 539 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 540 - 541 - 542 -=== 3.3.5 Uplink on demand === 543 - 544 - 545 -Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command. 546 - 547 -(% style="color:blue" %)**Downlink control command:** 548 - 549 -(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN. 550 - 551 -(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors. 552 - 553 - 554 -=== 3.3.6 Uplink on Interrupt === 555 - 556 - 557 -RS485-LN support external Interrupt uplink since hardware v1.2 release. 558 - 559 - 560 -(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 561 - 562 -Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet. 563 - 564 - 565 -== 3.4 Uplink Payload == 566 - 567 - 568 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %) 569 -|=(% scope="row" style="width: 60px;" %)((( 570 -Size(bytes) 571 -)))|(% style="width:80px" %)1|(% style="width:360px" %)((( 572 -Length depends on the return from the commands 573 -))) 574 -|=(% style="width: 90px;" %)((( 575 -Value 576 -)))|(% style="width:114px" %)((( 577 -PAYLOAD_VER 578 -)))|(% style="width:353px" %)((( 579 -If the valid payload is too long and exceed the maximum 580 - 581 -support payload length in server, server will show payload not 582 - 583 -provided in the LoRaWAN server. 584 -))) 585 - 586 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]] 587 - 588 -(% title="Click and drag to resize" %) 589 - 590 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 591 - 592 - 593 -== 3.5 Configure RS485-LN via AT or Downlink == 594 - 595 - 596 596 ((( 597 - User canconfigureRS485-LN via AT CommandsLoRaWANDownlink Commands318 +**Handle return from sensors to RS485-BL**: 598 598 ))) 599 599 600 600 ((( 601 - There aretwokindsof Commands:322 +After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands** 602 602 ))) 603 603 604 604 * ((( 605 - (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[ATCommands andDownlink Command>>doc:Main.End DeviceATommands and Downlink Command.WebHome]]326 +**AT+DATACUT** 606 606 ))) 607 607 608 -* ((( 609 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 610 -))) 611 - 612 612 ((( 613 - 330 +When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command. 614 614 ))) 615 615 616 - 617 -=== 3.5.1 Common Commands === 618 - 619 - 620 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 621 - 622 - 623 -=== 3.5.2 Downlink Response(Since firmware v1.4) === 624 - 625 - 626 -Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server. 627 - 628 - 629 -(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]] 630 - 631 -(% title="Click and drag to resize" %) 632 - 633 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable) 634 - 635 - 636 -=== 3.5.3 Sensor related commands === 637 - 638 - 639 - 640 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 641 - 642 - 643 -((( 644 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**. 645 -))) 646 - 647 -((( 648 -* (% style="color:#037691" %)**AT Command** 649 - 650 -((( 651 -(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 652 -))) 653 -))) 654 - 655 -((( 656 - 657 -))) 658 - 659 659 * ((( 660 - (% style="color:#037691" %)**Downlink Payload**334 +**AT+SEARCH** 661 661 ))) 662 662 663 663 ((( 664 - Format:(%style="color:#4472c4"%)**A8MMNNXXXXXXXXYY**338 +When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string. 665 665 ))) 666 666 667 667 ((( 668 - Where:342 +**Define wait timeout:** 669 669 ))) 670 670 671 -* ((( 672 -MM: 1: add CRC-16/MODBUS ; 0: no CRC 673 -))) 674 -* ((( 675 -NN: The length of RS485 command 676 -))) 677 -* ((( 678 -XX XX XX XX: RS485 command total NN bytes 679 -))) 680 -* ((( 681 681 ((( 682 - YY: Howmanybyteswillbeuplinkfromthereturnof thisRS485 command,346 +Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms 683 683 ))) 684 684 685 -* ((( 686 -if YY=0, RS485-LN will execute the downlink command without uplink; 687 -))) 688 -* ((( 689 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 690 -))) 691 -* ((( 692 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 693 -))) 694 -))) 695 - 696 696 ((( 697 - 698 - 699 -(% style="color:blue" %)**Example 1:** (%%) ~-~-> Configure without ask for uplink (YY=0) 350 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 700 700 ))) 701 701 702 -((( 703 -To connect a Modbus Alarm with below commands. 704 -))) 353 +**Examples:** 705 705 706 -* ((( 707 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 708 -))) 355 +Below are examples for the how above AT Commands works. 709 709 710 -* ((( 711 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 712 -))) 357 +**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 713 713 714 -((( 715 - 359 +(% border="1" class="table-bordered" %) 360 +|((( 361 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 716 716 717 -So if user want to use downlink command to control to RS485 Alarm, he can use: 718 -))) 363 +**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 719 719 720 -((( 721 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 365 +**m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 722 722 ))) 723 723 724 724 ((( 725 - (%style="color:#4f81bd"%)**A801 060A0500 04 00 00 00**(%%):to deactivate the RS485Alarm369 +For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually. 726 726 ))) 727 727 728 728 ((( 729 - A8istypecode and 01 means add CRC-16/MODBUS at the end,the3^^rd^^byte is06, meansthe next 6 bytesare thecommandtobesenttotheRS485network,thefinal byte 00means this command don’t need to acquire output.373 +In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 730 730 ))) 731 731 732 732 ((( 733 - 377 +**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 734 734 ))) 735 735 736 -( ((737 -( % style="color:blue" %)**Example 2:**(%%) ~-~-> Configure with requesting uplink and original downlink command(**YY=FF**)738 - )))380 +(% border="1" class="table-bordered" %) 381 +|((( 382 +**AT+SEARCHx=aa,xx xx xx xx xx** 739 739 740 -((( 741 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 742 -))) 384 +* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 385 +* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 743 743 744 -((( 745 745 746 746 ))) 747 747 748 -((( 749 -((( 750 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is: **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00 **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00** 751 -))) 390 +**Examples:** 752 752 753 - 754 -))) 392 +~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 755 755 756 -((( 757 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 758 -))) 394 +If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 759 759 396 +The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30 31 00 49** 760 760 398 +[[image:1653269403619-508.png]] 761 761 762 - ====(% style="color:blue"%)**Set Payloadversion**(%%)====400 +2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 763 763 402 +If we set AT+SEARCH1=2, 1E 56 34+31 00 49 764 764 765 -((( 766 -This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 767 -))) 404 +Device will search the bytes between 1E 56 34 and 31 00 49. So it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30** 768 768 769 -((( 770 -* (% style="color:#037691" %)**AT Command:** 406 +[[image:1653269438444-278.png]] 771 771 772 - (% style="color:#4472c4" %)**PAYVER:(%%)SetPAYVERfield=1408 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 773 773 774 - 775 - )))410 +|((( 411 +**AT+DATACUTx=a,b,c** 776 776 777 -* ((( 778 -(% style="color:#037691" %)**Downlink Payload:** 413 +* **a: length for the return of AT+COMMAND** 414 +* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.** 415 +* **c: define the position for valid value. ** 779 779 ))) 780 780 781 -((( 782 -(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~-> Set PAYVER field = 0x01 783 -))) 418 +Examples: 784 784 785 -((( 786 -(% style="color:#4472c4" %)** 0xAE 0F** (%%) ~-~-> Set PAYVER field = 0x0F 787 -))) 420 +* Grab bytes: 788 788 422 +[[image:1653269551753-223.png||height="311" width="717"]] 789 789 790 -* *1) Add the interrupt flag at the highestbitof the Payverbyte, that is, Byte7 ofthe first byte. (Since v1.4.0)**424 +* Grab a section. 791 791 426 +[[image:1653269568276-930.png||height="325" width="718"]] 792 792 793 - [[image:image-20220824145428-2.png||height="168"width="1300"]]428 +* Grab different sections. 794 794 430 +[[image:1653269593172-426.png||height="303" width="725"]] 795 795 432 +(% style="color:red" %)**Note:** 796 796 797 - **2)if thedatainterceptedby AT+DATACUT orAT+MBFUNis empty,itwilldisplayNULL,and thepayloadwillbefilledwith nFFs.**434 +AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0. 798 798 436 +Example: 799 799 800 - [[image:image-20220824145428-3.png||height="308"width="1200"]]438 +(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 801 801 440 +(% style="color:red" %)AT+SEARCH1=1,1E 56 34 802 802 442 +(% style="color:red" %)AT+DATACUT1=0,2,1~~5 803 803 804 - ====(% style="color:blue" %)**SetRS485 SamplingCommands**(%%)====444 +(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 805 805 446 +(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 806 806 807 -((( 808 -AT+COMMANDx or AT+DATACUTx 809 -))) 448 +(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 810 810 811 -((( 812 -These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 813 -))) 450 +[[image:1653269618463-608.png]] 814 814 815 -((( 816 - 817 -))) 452 +=== 3.3.4 Compose the uplink payload === 818 818 819 -* ((( 820 -(% style="color:#037691" %)**AT Command:** 821 -))) 822 - 823 -(% style="color:#4472c4" %)** AT+COMMANDx: ** (%%) Configure RS485 read command to sensor. 824 - 825 -(% style="color:#4472c4" %)** AT+DATACUTx: **(%%) Configure how to handle return from RS485 devices. 826 - 827 - 828 -* ((( 829 -(% style="color:#037691" %)**Downlink Payload:** 830 -))) 831 - 832 832 ((( 833 -(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 834 - 835 - 455 +Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.** 836 836 ))) 837 837 838 838 ((( 839 -(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.** 840 - 841 - 459 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 842 842 ))) 843 843 844 844 ((( 845 - Format:(% style="color:#4472c4" %)**FMMNNLLXX XX XX XX YY**463 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**A SIGNLE UPLINK**. 846 846 ))) 847 847 848 848 ((( 849 - Where:467 +Final Payload is 850 850 ))) 851 851 852 -* ((( 853 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 854 -))) 855 -* ((( 856 -NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 857 -))) 858 -* ((( 859 -LL: The length of AT+COMMAND or AT+DATACUT command 860 -))) 861 -* ((( 862 -XX XX XX XX: AT+COMMAND or AT+DATACUT command 863 -))) 864 -* ((( 865 -YY: If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 866 -))) 867 - 868 868 ((( 869 - 870 - 871 -**Example:** 471 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 872 872 ))) 873 873 874 874 ((( 875 - (% style="color:#037691"%)**AF0301060A05000400 01 00**(%%): SameasAT+COMMAND3=0A 05 00 04 00 01,1475 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 876 876 ))) 877 877 878 -((( 879 -(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10** 880 -))) 478 +[[image:1653269759169-150.png||height="513" width="716"]] 881 881 882 -((( 883 -(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10** 884 -))) 480 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 885 885 482 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 886 886 484 +Final Payload is 887 887 888 - ====(% style="color:blue" %)**Fastcommand tohandleMODBUSdevice**(%%) ====486 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 889 889 488 +1. Battery Info (2 bytes): Battery voltage 489 +1. PAYVER (1 byte): Defined by AT+PAYVER 490 +1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 491 +1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 492 +1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes 890 890 891 -((( 892 -(% style="color:#4472c4" %)** AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 893 -))) 494 +[[image:1653269916228-732.png||height="433" width="711"]] 894 894 895 -((( 896 -This command is valid since v1.3 firmware version 897 -))) 898 898 899 -((( 900 -AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 901 -))) 497 +So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 902 902 903 -((( 904 - 905 -))) 499 +DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41 906 906 907 -((( 908 -**Example:** 909 -))) 501 +DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20 910 910 911 -* ((( 912 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 913 -))) 914 -* ((( 915 -AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 916 -))) 917 -* ((( 918 -AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 503 +DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30 919 919 920 - 921 -))) 505 +Below are the uplink payloads: 922 922 923 - (% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]507 +[[image:1653270130359-810.png]] 924 924 925 -(% title="Click and drag to resize" %) 926 926 927 -(% aria-label="image-20220602165351-7.png image widget"contenteditable="false"role="region"tabindex="-1"%)[[image:image-20220602165351-7.png||data-widget="image"]](%title="Clickanddragtoresize"%)510 +(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:** 928 928 512 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date) 929 929 514 + * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date). 930 930 931 - ====(%style="color:blue"%)**RS485commandtimeout**(%%)====516 + * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date). 932 932 518 + ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 933 933 934 -((( 935 -Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action. 936 -))) 937 937 938 -((( 939 -Default value: 0, range: 0 ~~ 65 seconds 940 -))) 941 941 942 -((( 943 -* (% style="color:#037691" %)** AT Command:** 522 +1. 523 +11. 524 +111. Uplink on demand 944 944 945 -(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000** 946 -))) 526 +Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command. 947 947 948 -((( 949 - 528 +Downlink control command: 950 950 951 -**Example:** 952 -))) 530 +[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 953 953 954 -((( 955 -(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms 956 -))) 532 +[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors. 957 957 958 -((( 959 - 960 -))) 961 961 962 -* ((( 963 -(% style="color:#037691" %)** Downlink Payload:** 964 -))) 965 965 966 - (((967 - (%style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex (bb cc)968 - )))536 +1. 537 +11. 538 +111. Uplink on Interrupt 969 969 970 -((( 971 - 540 +Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] 972 972 973 -**Example:** 974 -))) 542 +AT+INTMOD=0 Disable Interrupt 975 975 976 -((( 977 -**0xAA 01 03 E8** ~-~-> Same as **AT+CMDDL1=1000 ms** 978 -))) 544 +AT+INTMOD=1 Interrupt trigger by rising or falling edge. 979 979 546 +AT+INTMOD=2 Interrupt trigger by falling edge. ( Default Value) 980 980 548 +AT+INTMOD=3 Interrupt trigger by rising edge. 981 981 982 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 983 983 551 +1. 552 +11. Uplink Payload 984 984 985 -( ((986 - Define to use one uplink or multipleuplinks for the sampling.987 -) ))554 +|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 555 +|Value|((( 556 +Battery(mV) 988 988 989 -((( 990 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 558 +& 991 991 992 - 993 -))) 560 +Interrupt _Flag 561 +)))|((( 562 +PAYLOAD_VER 994 994 995 -((( 996 -* (% style="color:#037691" %)** AT Command:** 997 - 998 -(% style="color:#4472c4" %)** AT+DATAUP=0** 999 - 1000 -(% style="color:#4472c4" %)** AT+DATAUP=1** 1001 - 1002 1002 1003 -))) 565 +)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server. 1004 1004 1005 - (%style="color:#4472c4"%)**0xAD01000014**(%%)**~-~->** Same asAT+DATAUP=1,20000~/~/ (00 00 14is20 seconds)567 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 1006 1006 1007 -Each uplink is sent to the server at 20-second intervals when segmented. 1008 1008 570 +function Decoder(bytes, port) { 1009 1009 1010 -* ((( 1011 -(% style="color:#037691" %)** Downlink Payload:** 1012 -))) 572 +~/~/Payload Formats of RS485-BL Deceive 1013 1013 1014 - (% style="color:#4472c4"%)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0574 +return { 1015 1015 1016 - (%style="color:#4472c4"%)**0xAD01** (%%) **~-~->** Same as AT+DATAUP=1 ~/~/Each uplink is sento theserver one after the other asitissegmented.576 + ~/~/Battery,units:V 1017 1017 578 + BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 1018 1018 1019 -* ((( 1020 -(% style="color:#037691" %)** AT Command:** 1021 -))) 580 + ~/~/GPIO_EXTI 1022 1022 1023 - (%style="color:#4472c4"%)**AT+DATAUP=1,Timeout**582 + EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 1024 1024 584 + ~/~/payload of version 1025 1025 1026 -* ((( 1027 -(% style="color:#037691" %)** Downlink Payload:** 1028 -))) 586 + Pay_ver:bytes[2], 1029 1029 1030 - (%style="color:#4472c4"%)**0xAD0100 00 14** (%%) **~-~->** Same as AT+DATAUP=1,20000 ~/~/ (00 00 14 is 20 seconds)588 + }; 1031 1031 1032 - Eachuplinkis sent to the server at 20-second intervals when segmented.590 + } 1033 1033 1034 1034 1035 1035 1036 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 1037 1037 1038 1038 1039 -((( 1040 -Ask device to send an uplink immediately. 1041 -))) 1042 1042 1043 -* ((( 1044 -(% style="color:#037691" %)** AT Command:** 1045 -))) 1046 1046 1047 -((( 1048 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 1049 -))) 598 +TTN V3 uplink screen shot. 1050 1050 1051 -((( 1052 - 1053 -))) 600 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 1054 1054 1055 -* ((( 1056 -(% style="color:#037691" %)** Downlink Payload:** 1057 -))) 602 +1. 603 +11. Configure RS485-BL via AT or Downlink 1058 1058 1059 -((( 1060 -(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink. 1061 -))) 605 +User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 1062 1062 607 +There are two kinds of Commands: 1063 1063 609 +* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands 1064 1064 1065 - ====(% style="color:blue"%)**Clear RS485Command**(%%)====611 +* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 1066 1066 613 +1. 614 +11. 615 +111. Common Commands: 1067 1067 1068 -((( 1069 -The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 617 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]] 1070 1070 1071 - 1072 -))) 1073 1073 1074 - *(((1075 - (% style="color:#037691"%)** AT Command:**1076 - )))620 +1. 621 +11. 622 +111. Sensor related commands: 1077 1077 1078 -((( 1079 -(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase 1080 -))) 624 +==== Choose Device Type (RS485 or TTL) ==== 1081 1081 1082 -((( 1083 - 626 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 1084 1084 1085 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1086 -))) 628 +* AT Command 1087 1087 1088 -((( 1089 -Example screen shot after clear all RS485 commands. 1090 -))) 630 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 1091 1091 1092 -((( 1093 - 1094 -))) 632 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 1095 1095 1096 -((( 1097 -The uplink screen shot is: 1098 -))) 1099 1099 1100 - (%aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click anddrag to move" width="15"]](% title="Click and drag to resize" %)635 +* Downlink Payload 1101 1101 637 +**0A aa** à same as AT+MOD=aa 1102 1102 1103 -* ((( 1104 -(% style="color:#037691" %)** Downlink Payload:** 1105 -))) 1106 1106 1107 -((( 1108 -(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb 1109 -))) 1110 1110 641 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 1111 1111 643 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 1112 1112 1113 - ==== (% style="color:blue" %)**SetSerialCommunicationParameters**(%%) ====645 +* AT Command 1114 1114 647 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 1115 1115 1116 -((( 1117 -Set the Rs485 serial communication parameters: 1118 -))) 649 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 1119 1119 1120 -((( 1121 -(% style="color:#037691" %)**AT Command:** 1122 -))) 1123 1123 1124 -((( 1125 -* Set Baud Rate 1126 -))) 1127 1127 1128 - (% style="color:#4472c4" %)**AT+BAUDR=9600** (%%) ~/~/ Options: (200~~115200) When using lowbaud rate or receiving multiple bytes, youneedto use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost653 +* Downlink Payload 1129 1129 655 +Format: A8 MM NN XX XX XX XX YY 1130 1130 1131 -((( 1132 -* Set UART Parity 1133 -))) 657 +Where: 1134 1134 1135 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 659 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC 660 +* NN: The length of RS485 command 661 +* XX XX XX XX: RS485 command total NN bytes 662 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command 1136 1136 664 +**Example 1:** 1137 1137 1138 -((( 1139 -* Set STOPBIT 1140 -))) 666 +To connect a Modbus Alarm with below commands. 1141 1141 1142 - (%style="color:#4472c4"%)**AT+STOPBIT=0**(%%)~/~/Option:0 for1bit;1for1.5bit;2for2bits668 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 1143 1143 670 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 1144 1144 1145 -((( 1146 -(% style="color:#037691" %)**Downlink Payload:** 1147 -))) 672 +So if user want to use downlink command to control to RS485 Alarm, he can use: 1148 1148 1149 -((( 1150 -(% style="color:#4472c4" %)** A7 01 aa bb**: (%%) Same AT+BAUDR=hex(aa bb)*100 1151 -))) 674 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 1152 1152 1153 -((( 1154 -**Example:** 1155 -))) 676 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 1156 1156 1157 -* ((( 1158 -A7 01 00 60 same as AT+BAUDR=9600 1159 -))) 1160 -* ((( 1161 -A7 01 04 80 same as AT+BAUDR=115200 1162 -))) 678 +A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output. 1163 1163 1164 -((( 1165 -* A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1166 -))) 1167 1167 1168 -((( 1169 -* A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1170 -))) 681 +**Example 2:** 1171 1171 683 +Check TTL Sensor return: 1172 1172 685 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 1173 1173 1174 1174 1175 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ==== 1176 1176 1177 1177 1178 -* ((( 1179 -(% style="color:#037691" %)** AT Command:** 1180 -))) 690 +==== Set Payload version ==== 1181 1181 1182 - (%style="color:#4472c4"%)**AT+DATABIT=7**(%%)~/~/Set the databits to7692 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 1183 1183 1184 - (% style="color:#4472c4" %)**AT+DATABIT=8**(%%)~/~/ Set the data bits to8694 +* AT Command: 1185 1185 1186 -* ((( 1187 -(% style="color:#037691" %)**Downlink Payload:** 1188 -))) 696 +AT+PAYVER: Set PAYVER field = 1 1189 1189 1190 -(% style="color:#4472c4" %)** A7 04 07**(%%): Same as AT+DATABIT=7 1191 1191 1192 - (%style="color:#4472c4"%)** A7 04 08**(%%): Sameas AT+DATABIT=8699 +* Downlink Payload: 1193 1193 701 +0xAE 01 à Set PAYVER field = 0x01 1194 1194 703 +0xAE 0F à Set PAYVER field = 0x0F 1195 1195 1196 -==== (% style="color:blue" %)**Encrypted payload**(%%) ==== 1197 1197 1198 -((( 1199 - 1200 -))) 706 +==== Set RS485 Sampling Commands ==== 1201 1201 1202 -* ((( 1203 -(% style="color:#037691" %)** AT Command:** 1204 -))) 708 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 1205 1205 1206 - (%style="color:#4472c4"%)**AT+DECRYPT=1**(%%)~/~/Thepayloadisuploadedwithoutencryption710 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]]. 1207 1207 1208 -(% style="color:#4472c4" %)** AT+DECRYPT=0 ** (%%) ~/~/ Encrypt when uploading payload (default) 1209 1209 713 +* AT Command: 1210 1210 715 +AT+COMMANDx: Configure RS485 read command to sensor. 1211 1211 1212 - ====(%style="color:blue"%)**Getsensor value**(%%) ====717 +AT+DATACUTx: Configure how to handle return from RS485 devices. 1213 1213 719 +AT+SEARCHx: Configure search command 1214 1214 1215 -* ((( 1216 -(% style="color:#037691" %)** AT Command:** 1217 -))) 1218 1218 1219 - (%style="color:#4472c4" %)** AT+GETSENSORVALUE=0 **(%%) ~/~/ The serialport gets the reading of the current sensor722 +* Downlink Payload: 1220 1220 1221 - (%style="color:#4472c4"%)** AT+GETSENSORVALUE=1 **(%%) ~/~/ The serialportgetsthecurrentsensorreading and uploads it.724 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 1222 1222 726 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 1223 1223 728 +Format: AF MM NN LL XX XX XX XX YY 1224 1224 1225 - ==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====730 +Where: 1226 1226 732 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 733 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 734 +* LL: The length of AT+COMMAND or AT+DATACUT command 735 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command 736 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command. 1227 1227 1228 -* ((( 1229 -(% style="color:#037691" %)** AT Command:** 1230 -))) 738 +Example: 1231 1231 1232 - (% style="color:#4472c4" %)**T+DISFCNTCHECK=0**(%%)~/~/Whenthedownlinkpacketcountsentbythe server is less than thenode downlink packet count or exceeds16384,thenodewillnolonger receive downlink packets (default)740 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 1233 1233 1234 - (% style="color:#4472c4" %)**T+DISFCNTCHECK=1**(%%)~/~/Whenthedownlinkpacketcountsentbytheserver is less than thenode downlink packet count or exceeds 16384,the node resets the downlink packet count and keeps it consistent with the server downlink packet count.742 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 1235 1235 744 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 1236 1236 1237 1237 1238 - ====(% style="color:blue" %)**Whenthelimitbytes are exceeded, uploadin batches**(%%)====747 +0xAB downlink command can be used for set AT+SEARCHx 1239 1239 749 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 1240 1240 1241 -* ((( 1242 -(% style="color:#037691" %)** AT Command:** 1243 -))) 751 +* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 752 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands 1244 1244 1245 - (% style="color:#4472c4" %)**T+DISMACANS=0**(%%)~/~/WhentheMACANSof the replyserver plus the payloadexceedsthe maximum numberof bytesof 11 bytes (DR0 of US915, DR2 ofAS923, DR2of AU195),thenode will send a packet with a payloadof 00 and a port of 4. (default)754 +**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 1246 1246 1247 - (% style="color:#4472c4" %)** AT+DISMACANS=1** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part. 1248 1248 757 +==== Fast command to handle MODBUS device ==== 1249 1249 1250 -* ((( 1251 -(% style="color:#037691" %)** Downlink Payload:** 1252 -))) 759 +AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 1253 1253 1254 - (%style="color:#4472c4"%)**0x210001** (%%) ~/~/ SettheDISMACANS=1761 +This command is valid since v1.3 firmware version 1255 1255 1256 1256 764 +AT+MBFUN has only two value: 1257 1257 1258 - ====(% style="color:blue"%)**Copydownlinktouplink**(%%)====766 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 1259 1259 768 +AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 1260 1260 1261 -* ((( 1262 -(% style="color:#037691" %)** AT Command:** 1263 -))) 770 +* AT+MBFUN=0: Disable Modbus fast reading. 1264 1264 1265 - (% style="color:#4472c4" %)** AT+RPL=5** (%%) ~/~/ After receiving the package fromthe server, it will immediately upload thecontent of the package to the server, the port number is 100.772 +Example: 1266 1266 1267 -Example:**aa xx xx xx xx** ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent. 774 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 775 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 776 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 1268 1268 778 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 1269 1269 1270 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]] 1271 1271 1272 - For example,sending 11 2233445566 77 will return invalidconfiguration00 1122 33 44 5566 77.781 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 1273 1273 1274 1274 784 +* Downlink Commands: 1275 1275 1276 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]786 +A9 aa -à Same as AT+MBFUN=aa 1277 1277 1278 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned. 1279 1279 789 +==== RS485 command timeout ==== 1280 1280 791 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action. 1281 1281 1282 - ==== (% style="color:blue"%)**Queryversionnumberandfrequency band、TDC**(%%) ====793 +Default value: 0, range: 0 ~~ 5 seconds 1283 1283 1284 1284 1285 -((( 1286 -* (% style="color:#037691" %)**Downlink Payload:** 796 +* AT Command: 1287 1287 1288 -(% style="color:#4472c4" %)** 26 01 ** (%%) ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time. 1289 -))) 798 +AT+CMDDLaa=hex(bb cc) 1290 1290 800 +Example: 1291 1291 1292 - Example:802 +**AT+CMDDL1=1000** to send the open time to 1000ms 1293 1293 1294 1294 1295 - [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]805 +* Downlink Payload: 1296 1296 807 +0x AA aa bb cc 1297 1297 809 +Same as: AT+CMDDLaa=hex(bb cc) 1298 1298 1299 - ====(%style="color:blue"%)** Monitor RS485 communication of other devices**(%%) ====811 + Example: 1300 1300 813 + 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 1301 1301 1302 -* ((( 1303 -(% style="color:#037691" %)** AT Command:** 1304 -))) 1305 1305 1306 - (% style="color:#4472c4" %)**AT+RXMODE=1,10**(%%) ~/~/ When the RS485-LN receives more than10 bytes from the RS485, it immediately sends the uplink of the received data.816 +==== [[Uplink>>path:#downlink_A8]] payload mode ==== 1307 1307 1308 - (%style="color:#4472c4"%)**AT+RXMODE=2,500 ** (%%) ~/~/ RS485-LNuploadsdataasuplinkfrom the firstbyte receivedby RS485 to the data received within500msafter that.818 +Define to use one uplink or multiple uplinks for the sampling. 1309 1309 1310 - (%style="color:#4472c4"%)**AT+RXMODE=0,0 ** (%%) ~/~/ Disablethis mode(default)820 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 1311 1311 822 +* AT Command: 1312 1312 1313 -* ((( 1314 -(% style="color:#037691" %)**Downlink Payload:** 1315 -))) 824 +AT+DATAUP=0 1316 1316 1317 - (% style="color:#4472c4" %)**A6 aa bb bb ** (%%) ~/~/ same as AT+RXMODE=aa,bb826 +AT+DATAUP=1 1318 1318 1319 -[[image:image-20220824144240-1.png]] 1320 1320 829 +* Downlink Payload: 1321 1321 1322 - ==3.6Listeningmodefor RS485 network==831 +0xAD 00 à Same as AT+DATAUP=0 1323 1323 833 +0xAD 01 à Same as AT+DATAUP=1 1324 1324 1325 -((( 1326 -This feature support since firmware v1.4 1327 -))) 1328 1328 1329 -((( 1330 -RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN. 836 +==== Manually trigger an Uplink ==== 1331 1331 1332 - 1333 -))) 838 +Ask device to send an uplink immediately. 1334 1334 1335 - (%aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click anddrag to move" width="15"]]840 +* Downlink Payload: 1336 1336 1337 - (%title="Clickanddragto resize"%)842 +0x08 FF, RS485-BL will immediately send an uplink. 1338 1338 1339 -((( 1340 -To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**. 1341 -))) 1342 1342 1343 -((( 1344 - 1345 -))) 845 +==== Clear RS485 Command ==== 1346 1346 1347 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1348 -|=(% style="width: 100px;" %)((( 1349 -**Command example** 1350 -)))|=(% style="width: 400px;" %)((( 1351 -**Function** 1352 -))) 1353 -|(% style="width:100px" %)((( 1354 -AT+RXMODE=1,10 1355 -)))|(% style="width:400px" %)((( 1356 -Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks. 1357 -))) 1358 -|(% style="width:100px" %)((( 1359 -AT+RXMODE=2,500 1360 -)))|(% style="width:400px" %)((( 1361 -Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms 1362 -))) 1363 -|(% style="width:100px" %)((( 1364 -AT+RXMODE=0,0 1365 -)))|(% style="width:400px" %)((( 1366 -Disable listening mode. This is the default settings. 1367 -))) 1368 -|(% style="width:100px" %)((( 1369 - 1370 -)))|(% style="width:400px" %)((( 1371 -A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1372 -))) 847 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 1373 1373 1374 -((( 1375 - 1376 1376 1377 -(% style="color:#037691" %)**Downlink Command:** 1378 -))) 850 +* AT Command: 1379 1379 1380 -((( 1381 -(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc) 1382 -))) 852 +**AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 1383 1383 1384 -((( 1385 - 1386 -))) 854 +Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1387 1387 1388 -((( 1389 -**Example**: 1390 -))) 856 +Example screen shot after clear all RS485 commands. 1391 1391 1392 -((( 1393 -The RS485-LN is set to AT+RXMODE=2,1000 1394 -))) 1395 1395 1396 -((( 1397 -There is a two Modbus commands in the RS485 network as below: 1398 -))) 1399 1399 1400 -((( 1401 -The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b** 1402 -))) 860 +The uplink screen shot is: 1403 1403 1404 -((( 1405 -And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33** 1406 -))) 862 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 1407 1407 1408 -((( 1409 -RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b **(% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33** 1410 1410 1411 - 1412 -))) 865 +* Downlink Payload: 1413 1413 1414 -((( 1415 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1416 -))) 867 +0x09 aa bb same as AT+CMDEAR=aa,bb 1417 1417 1418 -((( 1419 - 1420 -))) 1421 1421 1422 -((( 1423 -((( 1424 -(% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.** 1425 -))) 1426 -))) 870 +==== Set Serial Communication Parameters ==== 1427 1427 872 +Set the Rs485 serial communication parameters: 1428 1428 1429 - ==3.7Buttons ==874 +* AT Command: 1430 1430 876 +Set Baud Rate: 1431 1431 1432 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %) 1433 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature** 1434 -|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink** 1435 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1436 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 878 +AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1437 1437 1438 1438 881 +Set UART parity 1439 1439 1440 -= =3.8LEDs==883 +AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1441 1441 1442 1442 1443 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %) 1444 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1445 -|**PWR**|Always on if there is power 1446 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message. 886 +Set STOPBIT 1447 1447 888 +AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1448 1448 1449 1449 1450 - =4.Case Study=891 +* Downlink Payload: 1451 1451 893 +A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 1452 1452 1453 - User can check this URL for some case studies: [[APP RS485 COMMUNICATEWITH SENSORS>>doc:Main.Application Note\:Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]895 +Example: 1454 1454 897 +* A7 01 00 60 same as AT+BAUDR=9600 898 +* A7 01 04 80 same as AT+BAUDR=115200 1455 1455 1456 - =5.Use ATCommand=900 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1457 1457 1458 - ==5.1AccessATCommand==902 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1459 1459 1460 1460 1461 -((( 1462 -RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below. 905 +==== Control output power duration ==== 1463 1463 1464 - 1465 -))) 907 +User can set the output power duration before each sampling. 1466 1466 1467 - (%aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click anddrag to move" width="15"]](% title="Click and drag to resize" %)909 +* AT Command: 1468 1468 911 +Example: 1469 1469 913 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 1470 1470 1471 -((( 1472 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference: 915 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 1473 1473 1474 - 1475 -))) 1476 1476 1477 - (%aria-label="1654162368066-342.png image widget" contenteditable="false"role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click anddrag to move" width="15"]](% title="Click and drag to resize" %)918 +* LoRaWAN Downlink Command: 1478 1478 920 +07 01 aa bb Same as AT+5VT=(aa bb) 1479 1479 1480 -((( 1481 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1482 -))) 922 +07 02 aa bb Same as AT+3V3T=(aa bb) 1483 1483 1484 1484 1485 -== 5.2 Common AT Command Sequence == 1486 1486 1487 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1488 1488 927 +1. 928 +11. Buttons 1489 1489 1490 -If device has not joined network yet: 930 +|**Button**|**Feature** 931 +|**RST**|Reboot RS485-BL 1491 1491 1492 -* (% style="color:#037691" %)**AT+FDR** 1493 -* (% style="color:#037691" %)**AT+NJM=0** 1494 -* (% style="color:#037691" %)**ATZ** 933 +1. 934 +11. +3V3 Output 1495 1495 1496 -((( 1497 - 936 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1498 1498 1499 - Ifdevice alreadyjoinednetwork:938 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 1500 1500 1501 -* (% style="color:#037691" %)**AT+NJM=0** 1502 -* (% style="color:#037691" %)**ATZ** 1503 -))) 1504 1504 941 +The +3V3 output time can be controlled by AT Command. 1505 1505 943 +**AT+3V3T=1000** 1506 1506 1507 - ===5.5.2Single-channelABPmode(Use withLG01/LG02)===945 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1508 1508 1509 1509 1510 - (% style="background-color:#dcdcdc"%)**AT+FDR**(%%)ResetParameterstoFactoryDefault, KeysReserve948 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1511 1511 1512 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1513 1513 1514 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 951 +1. 952 +11. +5V Output 1515 1515 1516 - (%style="background-color:#dcdcdc"%)**AT+DR=5**(%%)SetDataRate954 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 1517 1517 1518 - (%style="background-color:#dcdcdc"%)**AT+TDC=60000**(%%)Setnsmitintervalto60seconds956 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 1519 1519 1520 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1521 1521 1522 - (% style="background-color:#dcdcdc"%)**AT+RX2FQ=868400000**(%%) SetRX2Frequencyto868.4Mhz (accordingtotheresultfromserver)959 +The 5V output time can be controlled by AT Command. 1523 1523 1524 - (% style="background-color:#dcdcdc" %)**AT+RX2DR=5**(%%) Set RX2DR to match the downlink DR from server. see below961 +**AT+5VT=1000** 1525 1525 1526 - (% style="background-color:#dcdcdc"%)**AT+DADDR=26** (%%) 01 1A F1 SetDevice Addressto26011A F1, thisID canbefoundintheLoRaServerportal.963 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors. 1527 1527 1528 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1529 1529 966 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor. 1530 1530 1531 -(% style="color:red" %)**Note:** 1532 1532 1533 -((( 1534 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1535 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1536 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1537 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1538 1538 1539 - 1540 -))) 1541 1541 1542 -(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 971 +1. 972 +11. LEDs 1543 1543 974 +|**LEDs**|**Feature** 975 +|**LED1**|Blink when device transmit a packet. 1544 1544 1545 -= 6. FAQ = 977 +1. 978 +11. Switch Jumper 1546 1546 1547 -== 6.1 How to upgrade the image? == 980 +|**Switch Jumper**|**Feature** 981 +|**SW1**|((( 982 +ISP position: Upgrade firmware via UART 1548 1548 1549 - 1550 -((( 1551 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 984 +Flash position: Configure device, check running status. 1552 1552 ))) 986 +|**SW2**|((( 987 +5V position: set to compatible with 5v I/O. 1553 1553 1554 -* ((( 1555 -Support new features 989 +3.3v position: set to compatible with 3.3v I/O., 1556 1556 ))) 1557 -* ((( 1558 -For bug fix 1559 -))) 1560 -* ((( 1561 -Change LoRaWAN bands. 1562 -))) 1563 1563 1564 -((( 1565 -Below shows the hardware connection for how to upload an image to RS485-LN: 1566 -))) 992 ++3.3V: is always ON 1567 1567 1568 - (% aria-label="1654162535040-878.pngimage widget" contenteditable="false" role="region"tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](%style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none"%)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true"height="15"role="presentation"title="Clickanddrag to move"width="15"]]994 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1569 1569 1570 - (%title="Clickand drag to resize"%)996 +1. Case Study 1571 1571 1572 -((( 1573 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 998 +User can check this URL for some case studies. 1574 1574 1575 - 1576 -))) 1000 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]] 1577 1577 1578 -((( 1579 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]. 1580 1580 1581 - 1582 -))) 1583 1583 1584 -((( 1585 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1586 1586 1587 - 1588 - )))1005 +1. Use AT Command 1006 +11. Access AT Command 1589 1589 1590 -((( 1591 -((( 1592 -((( 1593 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program. 1594 -))) 1595 -))) 1596 -))) 1008 +RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below. 1597 1597 1010 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1598 1598 1599 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1600 1600 1013 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference: 1601 1601 1602 - (% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and dragto move" width="15"]](% title="Click and drag to resize" %)1015 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1603 1603 1604 1604 1605 -(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1606 1606 1019 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1607 1607 1608 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:** 1609 1609 1610 -(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1611 1611 1023 +1. 1024 +11. Common AT Command Sequence 1025 +111. Multi-channel ABP mode (Use with SX1301/LG308) 1612 1612 1613 - ==6.2 How tochangethe LoRaFrequencyBands/Region?==1027 +If device has not joined network yet: 1614 1614 1029 +AT+FDR 1615 1615 1616 - User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.1031 +AT+NJM=0 1617 1617 1033 +ATZ 1618 1618 1619 -== 6.3 How many RS485-Slave can RS485-LN connects? == 1620 1620 1036 +If device already joined network: 1621 1621 1622 -T he RS485-LNcan support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].1038 +AT+NJM=0 1623 1623 1040 +ATZ 1624 1624 1625 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1042 +1. 1043 +11. 1044 +111. Single-channel ABP mode (Use with LG01/LG02) 1626 1626 1046 +AT+FDR Reset Parameters to Factory Default, Keys Reserve 1627 1627 1628 - Whenuser needtouse with ChirpStackorTTI.Pleaseset AT+RPL=4.1048 +AT+NJM=0 Set to ABP mode 1629 1629 1630 -D etailinfo check this link: [[SetPacketReceivingResponse Level>>doc:Main.End DeviceAT CommandsandDownlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]1050 +AT+ADR=0 Set the Adaptive Data Rate Off 1631 1631 1052 +AT+DR=5 Set Data Rate 1632 1632 1633 -= =6.5Canuse point topointcommunication for RS485-LN? ==1054 +AT+TDC=60000 Set transmit interval to 60 seconds 1634 1634 1056 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1635 1635 1636 - Yes,please updatingpoint-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]],thenrefer [[PointtoPointCommunication forRS485-LN>>PointtoPointCommunicationforRS485-LN]].1058 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1637 1637 1060 +AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1638 1638 1639 -= =6.6HowtoUseRS485-LNto connecttoRS232devices?==1062 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1640 1640 1064 +ATZ Reset MCU 1641 1641 1642 - [[Use RS485-BL or RS485-LNtoconnectto RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]1066 +**Note:** 1643 1643 1068 +1. Make sure the device is set to ABP mode in the IoT Server. 1069 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1070 +1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1071 +1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1644 1644 1645 - == 6.7 How to judgewhetherthere isaproblemwithheset COMMAND ==1073 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1646 1646 1647 -=== 6.7.1 Introduce: === 1648 1648 1076 +1. FAQ 1077 +11. How to upgrade the image? 1649 1649 1650 - Userscanuse belowthe structureto fastdebugthecommunicationbetweenRS485BL and RS485-LN. Theprinciple isto put thePC inthe RS485 networkandsniff the packetbetween ModbusMTU andRS485-BL/LN.We can usethis way to:1079 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to: 1651 1651 1652 -1. Test if Modbus-MTU works with PC commands. 1653 -1. Check if RS485-LN sent the expected command to Mobus-MTU 1654 -1. Check if Modbus-MTU return back the expected result to RS485-LN. 1655 -1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output. 1081 +* Support new features 1082 +* For bug fix 1083 +* Change LoRaWAN bands. 1656 1656 1657 - [[image:image-20221130104310-1.png||height="380"width="680"]]1085 +Below shows the hardware connection for how to upload an image to RS485-BL: 1658 1658 1087 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]] 1659 1659 1660 - ExampleConnection:1089 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1661 1661 1662 -[[ image:image-20221130104310-2.png]]1091 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1663 1663 1093 +**Step3: **Open flashloader; choose the correct COM port to update. 1664 1664 1665 -=== 6.7.2 Set up PC to monitor RS485 network With Serial tool === 1666 1666 1096 +|((( 1097 +HOLD PRO then press the RST button, SYS will be ON, then click next 1098 +))) 1667 1667 1668 -(% style="color:red" %)**Note: Receive and send set to hex mode** 1100 +|((( 1101 +Board detected 1102 +))) 1669 1669 1670 -[[image:image-20221130104310-3.png||height="616" width="714"]] 1104 +|((( 1105 + 1106 +))) 1671 1671 1108 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] 1672 1672 1673 -=== 6.7.3 With ModRSsim2: === 1674 1674 1675 1675 1676 - (%style="color:blue"%)**(1)SelectserialrtMODBUS RS-232**1112 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] 1677 1677 1678 -[[image:image-20221130104310-4.png||height="390" width="865"]] 1679 1679 1115 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1680 1680 1681 -(% style="color:blue" %)**(2) Click the serial port icon** 1682 1682 1683 -[[image:image-20221130104310-5.png||height="392" width="870"]] 1118 +1. 1119 +11. How to change the LoRa Frequency Bands/Region? 1684 1684 1121 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 1685 1685 1686 -(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok** 1687 1687 1688 -[[image:image-20221130104310-6.png]] 1689 1689 1125 +1. 1126 +11. How many RS485-Slave can RS485-BL connects? 1690 1690 1691 - (%style="color:blue"%)**(4)Click the comms.**1128 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]]. 1692 1692 1693 -[[image:image-20221130104310-7.png||height="376" width="835"]] 1694 1694 1695 -(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %) 1696 -**Run RS485-LN/BL command and monitor if it is correct.** 1697 1697 1698 1698 1699 -=== 6.7.4 Example – Test the CFGDEV command === 1133 +1. Trouble Shooting 1134 +11. Downlink doesn’t work, how to solve it? 1700 1700 1136 +Please see this link for debug: 1701 1701 1702 - RS485-LNsentbelowd:1138 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 1703 1703 1704 -(% style="color:blue" %)**AT+CFGDEV=01 03 20 00 01 85 c0,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool. 1705 1705 1706 1706 1707 -We can see the output from the Serial port tool to analyze. And check if they are expected result. 1142 +1. 1143 +11. Why I can’t join TTN V3 in US915 /AU915 bands? 1708 1708 1709 - [[image:image-20221130104310-8.png||height="214"width="797"]]1145 +It might about the channels mapping. Please see for detail. 1710 1710 1147 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]] 1711 1711 1712 -We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output. 1713 1713 1714 -[[image:image-20221130104310-9.png||height="531" width="729"]] 1715 1715 1151 +1. Order Info 1716 1716 1717 - === 6.7.5 Example – TestCMD command sets.===1153 +**Part Number: RS485-BL-XXX** 1718 1718 1155 +**XXX:** 1719 1719 1720 -Run (% style="color:blue" %)**AT+SENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN. 1157 +* **EU433**: frequency bands EU433 1158 +* **EU868**: frequency bands EU868 1159 +* **KR920**: frequency bands KR920 1160 +* **CN470**: frequency bands CN470 1161 +* **AS923**: frequency bands AS923 1162 +* **AU915**: frequency bands AU915 1163 +* **US915**: frequency bands US915 1164 +* **IN865**: frequency bands IN865 1165 +* **RU864**: frequency bands RU864 1166 +* **KZ865: **frequency bands KZ865 1721 1721 1168 +1. Packing Info 1722 1722 1723 -(% style="color:blue" %)**Serial port tool:** 1724 - 1725 -[[image:image-20221130104310-10.png||height="339" width="844"]] 1726 - 1727 - 1728 -(% style="color:blue" %)**ModRSsim2:** 1729 - 1730 -[[image:image-20221130104310-11.png||height="281" width="962"]] 1731 - 1732 - 1733 -=== 6.7.6 Test with PC === 1734 - 1735 - 1736 -If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result. 1737 - 1738 - 1739 -Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN. 1740 - 1741 -(% style="color:blue" %)**Connection method:** 1742 - 1743 -[[image:image-20221130104310-12.png]] 1744 - 1745 - 1746 -(% style="color:blue" %)**Link situation:** 1747 - 1748 -[[image:image-20221130104310-13.png||height="458" width="486"]] 1749 - 1750 - 1751 -[[image:image-20221130104310-14.png||height="371" width="823"]] 1752 - 1753 - 1754 -== 6.8 Where to get the decoder for RS485-LN? == 1755 - 1756 - 1757 -The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved) 1758 - 1759 - 1760 -= 7. Trouble Shooting = 1761 - 1762 -== 7.1 Downlink doesn't work, how to solve it? == 1763 - 1764 - 1765 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1766 - 1767 - 1768 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? == 1769 - 1770 - 1771 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1772 - 1773 - 1774 -= 8. Order Info = 1775 - 1776 - 1777 -(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1778 - 1779 -(% style="color:blue" %)**XXX:** 1780 - 1781 -* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1782 -* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1783 -* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1784 -* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1785 -* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1786 -* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1787 -* (% style="color:red" %)**US915**(%%): frequency bands US915 1788 -* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1789 -* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1790 -* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1791 - 1792 - 1793 - 1794 -= 9. Packing Info = 1795 - 1796 - 1797 1797 **Package Includes**: 1798 1798 1799 -* RS485-L Nx 11172 +* RS485-BL x 1 1800 1800 * Stick Antenna for LoRa RF part x 1 1801 1801 * Program cable x 1 1802 1802 ... ... @@ -1807,69 +1807,9 @@ 1807 1807 * Package Size / pcs : 14.5 x 8 x 5 cm 1808 1808 * Weight / pcs : 170g 1809 1809 1183 +1. Support 1810 1810 1185 +* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 1186 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to 1811 1811 1812 -= 10. FCC Caution for RS485LN-US915 = 1813 - 1814 - 1815 -((( 1816 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1817 -))) 1818 - 1819 -((( 1820 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 1821 -))) 1822 - 1823 -((( 1824 - 1825 -))) 1826 - 1827 -((( 1828 -(% style="color:red" %)**IMPORTANT NOTE:** 1829 -))) 1830 - 1831 -((( 1832 -(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1833 -))) 1834 - 1835 -((( 1836 -—Reorient or relocate the receiving antenna. 1837 -))) 1838 - 1839 -((( 1840 -—Increase the separation between the equipment and receiver. 1841 -))) 1842 - 1843 -((( 1844 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1845 -))) 1846 - 1847 -((( 1848 -—Consult the dealer or an experienced radio/TV technician for help. 1849 -))) 1850 - 1851 -((( 1852 - 1853 -))) 1854 - 1855 -((( 1856 -(% style="color:red" %)**FCC Radiation Exposure Statement:** 1857 -))) 1858 - 1859 -((( 1860 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 1861 -))) 1862 - 1863 - 1864 -= 11. Support = 1865 - 1866 - 1867 -* ((( 1868 -Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 1869 -))) 1870 -* ((( 1871 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]. 1872 - 1873 - 1874 - 1875 -))) 1188 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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