Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Mengting Qiu on 2025/07/14 09:59
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Content
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... ... @@ -1,17 +1,38 @@ 1 -(% style="text-align:center" %) 2 -[[image:1653266934636-343.png||height="385" width="385"]] 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" %) 3 3 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 +))) 4 4 5 5 6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual** 7 7 8 8 12 + 13 + 14 + 15 + 16 + 17 + 18 + 19 + 9 9 **Table of Contents:** 10 10 22 +{{toc/}} 11 11 12 12 25 +(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 26 +((( 27 +(% 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"]] 28 +))) 13 13 14 14 31 + 32 + 33 + 34 + 35 + 15 15 = 1.Introduction = 16 16 17 17 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == ... ... @@ -18,25 +18,39 @@ 18 18 19 19 ((( 20 20 ((( 42 +((( 43 + 44 + 21 21 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. 22 22 ))) 47 +))) 23 23 24 24 ((( 50 +((( 25 25 RS485-LN allows user to (% style="color:blue" %)**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. 26 26 ))) 53 +))) 27 27 28 28 ((( 56 +((( 29 29 (% style="color:blue" %)**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. 30 30 ))) 59 +))) 31 31 32 32 ((( 62 +((( 33 33 (% style="color:blue" %)**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. 64 +))) 34 34 66 +((( 35 35 (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] 68 + 69 + 36 36 ))) 37 37 ))) 72 +))) 38 38 39 -[[image:1653267211009-519.png||height="419" width="724"]] 74 +(% 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" %) 40 40 41 41 42 42 == 1.2 Specifications == ... ... @@ -74,12 +74,14 @@ 74 74 * Preamble detection. 75 75 * 127 dB Dynamic Range RSSI. 76 76 * Automatic RF Sense and CAD with ultra-fast AFC. 77 -* Packet engine up to 256 bytes with CRC .112 +* Packet engine up to 256 bytes with CRC 78 78 79 79 80 80 116 + 81 81 == 1.3 Features == 82 82 119 + 83 83 * LoRaWAN Class A & Class C protocol (default Class C) 84 84 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 85 85 * AT Commands to change parameters ... ... @@ -91,8 +91,10 @@ 91 91 92 92 93 93 131 + 94 94 == 1.4 Applications == 95 95 134 + 96 96 * Smart Buildings & Home Automation 97 97 * Logistics and Supply Chain Management 98 98 * Smart Metering ... ... @@ -102,22 +102,35 @@ 102 102 103 103 104 104 144 + 105 105 == 1.5 Firmware Change log == 106 106 147 + 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 108 108 150 + 151 + 109 109 == 1.6 Hardware Change log == 110 110 154 + 111 111 ((( 112 112 ((( 157 +((( 113 113 v1.2: Add External Interrupt Pin. 159 +))) 114 114 161 +((( 115 115 v1.0: Release 116 116 ))) 164 + 165 + 166 + 117 117 ))) 168 +))) 118 118 119 119 = 2. Power ON Device = 120 120 172 + 121 121 ((( 122 122 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 123 123 ... ... @@ -128,7 +128,10 @@ 128 128 Once there is power, the RS485-LN will be on. 129 129 ))) 130 130 131 -[[image:1653268091319-405.png]] 183 +(% 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" %) 184 + 185 + 186 + 132 132 ))) 133 133 134 134 = 3. Operation Mode = ... ... @@ -135,29 +135,42 @@ 135 135 136 136 == 3.1 How it works? == 137 137 193 + 138 138 ((( 195 +((( 139 139 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. 140 140 ))) 141 141 199 + 200 + 201 +))) 202 + 142 142 == 3.2 Example to join LoRaWAN network == 143 143 205 + 144 144 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. 145 145 146 -[[image:1653268155545-638.png||height="334" width="724"]] 208 +(% 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" %) 147 147 210 + 148 148 ((( 212 +((( 149 149 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: 214 +))) 150 150 216 +((( 151 151 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 218 +))) 152 152 153 -[[image:1653268227651-549.png||height="592" width="720"]] 220 +(% 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" %) 154 154 222 + 155 155 ((( 156 -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 V3:224 +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: 157 157 ))) 158 158 159 159 ((( 160 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 228 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 161 161 ))) 162 162 163 163 ((( ... ... @@ -165,8 +165,9 @@ 165 165 ))) 166 166 ))) 167 167 168 -[[image:1652953462722-299.png]] 236 +(% 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" %) 169 169 238 + 170 170 ((( 171 171 ((( 172 172 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -173,62 +173,75 @@ 173 173 ))) 174 174 175 175 ((( 176 -Add APP EUI in the application. 245 +**Add APP EUI in the application.** 177 177 ))) 178 178 ))) 179 179 180 -[[image:image-20220519174512-1.png]] 249 +(% 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" %) 181 181 182 -[[image:image-20220519174512-2.png||height="323" width="720"]] 251 +(% 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" %) 183 183 184 -[[image:image-20220519174512-3.png||height="556" width="724"]] 253 +(% 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" %) 185 185 186 -[[image:image-20220519174512-4.png]] 255 +(% 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"]](% title="Click and drag to resize" %) 187 187 188 188 You can also choose to create the device manually. 189 189 190 -[[image:1652953542269-423.png||height="710" width="723"]] 259 +(% 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" %) 191 191 192 -Add APP KEY and DEV EUI 193 193 194 -[[image:1652953553383-907.png||height="514" width="724"]] 195 195 263 +**Add APP KEY and DEV EUI** 196 196 265 +(% 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" %) 266 + 267 + 197 197 ((( 198 -**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. 269 +(% 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. 199 199 ))) 200 200 201 -[[image:1652953568895-172.png||height="232" width="724"]] 272 +(% 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" %) 202 202 274 + 275 + 203 203 == 3.3 Configure Commands to read data == 204 204 278 + 205 205 ((( 206 206 ((( 207 -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. 281 +((( 282 +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. 208 208 ))) 284 +))) 209 209 210 210 ((( 211 -(% 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 v1.1 287 +((( 288 +(% 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** 212 212 ))) 290 + 291 + 292 + 213 213 ))) 294 +))) 214 214 215 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication === 296 +=== 3.3.1 Configure UART settings for RS485 or TTL communication === 216 216 298 + 217 217 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: 218 218 219 -(% border="1" style="background-color:#ffffcc; color:green; width: 795px" %)220 -|((( 301 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 302 +|=(% style="width: 110px;" %)((( 221 221 **AT Commands** 222 -)))|(% style="width: 285px" %)(((304 +)))|=(% style="width: 190px;" %)((( 223 223 **Description** 224 -)))|(% style="width: 347px" %)(((306 +)))|=(% style="width: 190px;" %)((( 225 225 **Example** 226 226 ))) 227 -|((( 309 +|(% style="width:110px" %)((( 228 228 AT+BAUDR 229 -)))|(% style="width: 285px" %)(((311 +)))|(% style="width:190px" %)((( 230 230 Set the baud rate (for RS485 connection). Default Value is: 9600. 231 -)))|(% style="width: 347px" %)(((313 +)))|(% style="width:190px" %)((( 232 232 ((( 233 233 AT+BAUDR=9600 234 234 ))) ... ... @@ -237,11 +237,11 @@ 237 237 Options: (1200,2400,4800,14400,19200,115200) 238 238 ))) 239 239 ))) 240 -|((( 322 +|(% style="width:110px" %)((( 241 241 AT+PARITY 242 -)))|(% style="width: 285px" %)(((324 +)))|(% style="width:190px" %)((( 243 243 Set UART parity (for RS485 connection) 244 -)))|(% style="width: 347px" %)(((326 +)))|(% style="width:190px" %)((( 245 245 ((( 246 246 AT+PARITY=0 247 247 ))) ... ... @@ -250,9 +250,9 @@ 250 250 Option: 0: no parity, 1: odd parity, 2: even parity 251 251 ))) 252 252 ))) 253 -|((( 335 +|(% style="width:110px" %)((( 254 254 AT+STOPBIT 255 -)))|(% style="width: 285px" %)(((337 +)))|(% style="width:190px" %)((( 256 256 ((( 257 257 Set serial stopbit (for RS485 connection) 258 258 ))) ... ... @@ -260,7 +260,7 @@ 260 260 ((( 261 261 262 262 ))) 263 -)))|(% style="width: 347px" %)(((345 +)))|(% style="width:190px" %)((( 264 264 ((( 265 265 AT+STOPBIT=0 for 1bit 266 266 ))) ... ... @@ -274,8 +274,11 @@ 274 274 ))) 275 275 ))) 276 276 359 + 360 + 277 277 === 3.3.2 Configure sensors === 278 278 363 + 279 279 ((( 280 280 ((( 281 281 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. ... ... @@ -282,140 +282,71 @@ 282 282 ))) 283 283 ))) 284 284 285 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 286 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 287 -|AT+CFGDEV|(% style="width:418px" %)((( 288 -This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 289 - 290 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 291 - 292 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 293 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 294 - 295 -=== 3.3.3 Configure read commands for each sampling === 296 - 370 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 371 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 372 +|AT+CFGDEV|(% style="width:110px" %)((( 297 297 ((( 298 - RS485-BLisa battery powereddevice; it willsleepmost of time. Andwake uponeach period andreadRS485sensordataand uplink.374 +This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 299 299 ))) 300 300 301 301 ((( 302 - During each sampling, we need to confirm what commands we need to send to the sensors to read data.After the RS485/TTLsensorssendbackthevalue,itnormallyincludessomebytesand we only need a few from them for a shorten payload.378 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 303 303 ))) 304 304 305 305 ((( 306 - Tosavethe LoRaWANnetworkbandwidth,wemightneedto readdata from different sensors andcombinetheir valid value into ashortpayload.382 +mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 307 307 ))) 384 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 308 308 309 -((( 310 -This section describes how to achieve above goals. 311 -))) 312 312 313 -((( 314 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 315 -))) 316 316 317 -((( 318 -**Command from RS485-BL to Sensor:** 319 -))) 388 +=== 3.3.3 Configure read commands for each sampling === 320 320 321 -((( 322 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar. 323 -))) 324 324 325 325 ((( 326 -**Handle return from sensors to RS485-BL**: 327 -))) 392 +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. 328 328 329 -((( 330 -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** 331 -))) 394 +To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 332 332 333 -* ((( 334 -**AT+DATACUT** 335 -))) 396 +This section describes how to achieve above goals. 336 336 337 -((( 338 -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. 339 -))) 398 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 340 340 341 -* ((( 342 -**AT+SEARCH** 343 -))) 344 344 345 -((( 346 -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. 347 -))) 401 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 348 348 349 -((( 350 -**Define wait timeout:** 351 -))) 403 +~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. 352 352 353 -((( 354 -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 355 -))) 405 +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. 356 356 357 -((( 358 -After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 359 -))) 407 +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 360 360 361 -**Examples:** 362 362 410 +After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 411 + 363 363 Below are examples for the how above AT Commands works. 364 364 365 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 366 366 367 -(% border="1" class="table-bordered" %) 368 -|((( 369 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 415 +(% 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: 370 370 417 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 418 +|(% style="width:496px" %)((( 419 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 420 + 371 371 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 372 372 373 373 **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command** 374 374 ))) 375 375 376 -((( 377 377 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. 378 -))) 379 379 380 -((( 381 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 382 -))) 428 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 383 383 384 -((( 385 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 386 -))) 387 387 388 -(% border="1" class="table-bordered" %) 389 -|((( 390 -**AT+SEARCHx=aa,xx xx xx xx xx** 431 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 391 391 392 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode** 393 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix** 394 - 395 - 396 -))) 397 - 398 -**Examples:** 399 - 400 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 401 - 402 -If we set AT+SEARCH1=1,1E 56 34. (max 5 bytes for prefix) 403 - 404 -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** 405 - 406 -[[image:1653269403619-508.png]] 407 - 408 -2. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 409 - 410 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49 411 - 412 -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** 413 - 414 -[[image:1653269438444-278.png]] 415 - 416 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 417 - 418 -|((( 433 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 434 +|(% style="width:510px" %)((( 419 419 **AT+DATACUTx=a,b,c** 420 420 421 421 * **a: length for the return of AT+COMMAND** ... ... @@ -423,48 +423,39 @@ 423 423 * **c: define the position for valid value. ** 424 424 ))) 425 425 426 -Examples: 442 +**Examples:** 427 427 428 -* Grab bytes :444 +* (% style="color:#037691" %)**Grab bytes** 429 429 430 -[[image: 1653269551753-223.png||height="311" width="717"]]446 +(% 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" %) 431 431 432 -* Grab a section. 433 433 434 - [[image:1653269568276-930.png||height="325"width="718"]]449 +* (% style="color:#037691" %)**Grab a section** 435 435 436 - *Grab different sections.451 +(% 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" %) 437 437 438 -[[image:1653269593172-426.png||height="303" width="725"]] 439 439 440 -(% style="color: red" %)**Note:**454 +* (% style="color:#037691" %)**Grab different sections** 441 441 442 - AT+SEARCHxand AT+DATACUTx canbeusedtogether,if bothcommands areset, RS485-BL willfirstprocess AT+SEARCHxon thereturn stringndmporary string, andthenprocessAT+DATACUTxthistemporary stringoget thefinalpayload. In this case,AT+DATACUTx needtosetformatAT+DATACUTx=0,xx,xxwherethereturnbytessetto 0.456 +(% 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" %) 443 443 444 -Example: 445 445 446 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0 459 + 460 +))) 447 447 448 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34 449 - 450 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5 451 - 452 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49 453 - 454 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49 455 - 456 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36 457 - 458 -[[image:1653269618463-608.png]] 459 - 460 460 === 3.3.4 Compose the uplink payload === 461 461 464 + 462 462 ((( 463 463 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.** 467 + 468 + 464 464 ))) 465 465 466 466 ((( 467 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 472 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 473 + 474 + 468 468 ))) 469 469 470 470 ((( ... ... @@ -483,10 +483,12 @@ 483 483 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 484 484 ))) 485 485 486 -[[image:1653269759169-150.png||height="513" width="716"]] 493 +(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% 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" %) 487 487 488 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1** 489 489 496 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 497 + 498 + 490 490 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 491 491 492 492 Final Payload is ... ... @@ -493,687 +493,980 @@ 493 493 494 494 (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 495 495 496 -1. Battery Info (2 bytes): Battery voltage 497 -1. PAYVER (1 byte): Defined by AT+PAYVER 498 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling. 499 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 500 -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 501 501 502 -[[image:1653269916228-732.png||height="433" width="711"]] 506 +1. PAYVER: Defined by AT+PAYVER 507 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 508 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 509 +1. 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 503 503 511 +(% 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" %) 504 504 505 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA 506 506 507 - DATA1=RETURN1Valid Value=(%style="background-color:green;color:white"%)20200a 33 90 41514 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 508 508 509 -DATA 2=1^^st^^~~6^^th^^byteof Valid value of RETURN10=(%style="background-color:green; color:white" %)02 aa0581 0a20516 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** 510 510 511 -DATA 3=7^^th^^ ~~ 11^^th^^ bytesof Valid value of RETURN10(%style="background-color:green;color:white"%)20 20 20 2d30518 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 512 512 513 - Belowareheuplinkpayloads:520 +DATA3=the rest of Valid value of RETURN10= **30** 514 514 515 -[[image:1653270130359-810.png]] 516 516 523 +(% 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:** 517 517 518 - (%style="color:red"%)**Notice:theMaxbytes is accordingto the maxsupportbytesin differentFrequencyBands forlowest SF.As below:**525 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 519 519 520 - ~*51 bytes for each uplink( so 51 -5 = 46 max valid date)527 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. 521 521 522 - * For AU915/AS923bands,if UplinkDwell time=1, max 11 bytes( so 11 -5 = 6 max valid date).529 + * For US915 band, max 11 bytes for each uplink. 523 523 524 - * US915band,max 11bytes( so 11 -5 = 6 max valid date).531 + ~* For all other bands: max 51 bytes for each uplink. 525 525 526 - ~* For all other bands: max 51 bytes for each uplink ( so 51 -5 = 46 max valid date). 527 527 528 - ===3.3.5Uplink on demand===534 +Below are the uplink payloads: 529 529 530 - Exceptuplinkperiodically,RS485-BLisable toThe server sends downlinkcommand toRS485-BLandRS485willuplinkdatabaseonthecommand.536 +(% 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" %) 531 531 532 -Downlink control command: 533 533 534 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL. 535 535 536 - [[0xA8command>>path:#downlink_A8]]:Send a commandto RS485-BL anduplink theoutput fromsensors.540 +=== 3.3.5 Uplink on demand === 537 537 538 538 543 +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. 539 539 540 -1. 541 -11. 542 -111. Uplink on Interrupt 545 +Downlink control command: 543 543 544 -P uttheinterrupt sensor between3.3v_outandGPIOext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]547 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 545 545 546 - AT+INTMOD=0DisableInterrupt549 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 547 547 548 -AT+INTMOD=1 Interrupt trigger by rising or falling edge. 549 549 550 -AT+INTMOD=2 Interrupt trigger by falling edge. ( Default Value) 551 551 552 - AT+INTMOD=3trigger by rising edge.553 +=== 3.3.6 Uplink on Interrupt === 553 553 554 554 555 -1. 556 -11. Uplink Payload 556 +RS485-LN support external Interrupt uplink since hardware v1.2 release. 557 557 558 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 559 -|Value|((( 560 -Battery(mV) 558 +(% 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" %) 561 561 562 - &560 +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. 563 563 564 -Interrupt _Flag 565 -)))|((( 566 -PAYLOAD_VER 567 567 568 - 569 -)))|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. 570 570 571 - Belowis the decoder for the first3bytes.Therest bytesare dynamicdependson different RS485 sensors.564 +== 3.4 Uplink Payload == 572 572 573 573 574 - functionDecoder(bytes, port){567 +(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.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" %) 575 575 576 - ~/~/PayloadFormats of RS485-BLDeceive569 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 577 577 578 -return { 579 579 580 - ~/~/Battery,units:V 581 581 582 - BatV:((bytes[0]<<8|bytes[1])&0x7fff)/1000,573 +== 3.5 Configure RS485-LN via AT or Downlink == 583 583 584 - ~/~/GPIO_EXTI 585 585 586 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 576 +((( 577 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 578 +))) 587 587 588 - ~/~/payload of version 580 +((( 581 +There are two kinds of Commands: 582 +))) 589 589 590 - Pay_ver:bytes[2], 584 +* ((( 585 +(% 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: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 586 +))) 591 591 592 - }; 588 +* ((( 589 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 590 +))) 593 593 594 - } 592 +((( 593 + 594 +))) 595 595 596 596 597 597 598 +=== 3.5.1 Common Commands === 598 598 599 599 601 +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]] 600 600 601 601 602 -TTN V3 uplink screen shot. 603 603 604 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]605 +=== 3.5.2 Sensor related commands === 605 605 606 -1. 607 -11. Configure RS485-BL via AT or Downlink 608 608 609 - User can configureRS485-BL via[[AT Commands>>path:#_Using_the_AT]]orLoRaWANDownlinkCommands608 +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. 610 610 611 - There aretwo kindsofCommands:610 +(% 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"]](% title="Click and drag to resize" %) 612 612 613 - * **Common Commands**:Theyshouldbeavailableforachsensor,suchas:changeuplinkinterval, resetdevice.Forfirmwarev1.3,usercanfindwhatcommoncommandsitsupports:http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands612 +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) 614 614 615 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 616 616 617 -1. 618 -11. 619 -111. Common Commands: 620 620 621 - Theyshould be available for each of DraginoSensors,such as: changeuplink interval, resetdevice. For firmware v1.3, user can findwhatcommon commandsit 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]]616 +=== 3.5.3 Sensor related commands === 622 622 623 623 624 -1. 625 -11. 626 -111. Sensor related commands: 627 627 628 -==== Choose Device Type (RS485 or TTL) ==== 629 629 630 - RS485-BLcanconnect toeither RS485sensorsor TTL sensor. User need to specify what type of sensor needto connect.621 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 631 631 632 -* AT Command 623 +((( 624 +This command is used to configure the RS485 devices; they won’t be used during sampling. 625 +))) 633 633 634 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 627 +* ((( 628 +(% style="color:#037691" %)**AT Command** 635 635 636 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 630 +((( 631 +**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 632 +))) 633 +))) 637 637 635 +((( 636 + 637 +))) 638 638 639 -* Downlink Payload 639 +* ((( 640 +(% style="color:#037691" %)**Downlink Payload** 641 +))) 640 640 641 -**0A aa** à same as AT+MOD=aa 643 +((( 644 +Format: A8 MM NN XX XX XX XX YY 645 +))) 642 642 647 +((( 648 +Where: 649 +))) 643 643 651 +* ((( 652 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 653 +))) 654 +* ((( 655 +NN: The length of RS485 command 656 +))) 657 +* ((( 658 +XX XX XX XX: RS485 command total NN bytes 659 +))) 660 +* ((( 661 +((( 662 +YY: How many bytes will be uplink from the return of this RS485 command, 663 +))) 644 644 645 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 665 +* ((( 666 +if YY=0, RS485-LN will execute the downlink command without uplink; 667 +))) 668 +* ((( 669 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 670 +))) 671 +* ((( 672 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 673 +))) 674 +))) 646 646 647 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 676 +((( 677 + 648 648 649 -* AT Command 679 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 680 +))) 650 650 651 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 682 +((( 683 +To connect a Modbus Alarm with below commands. 684 +))) 652 652 653 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 686 +* ((( 687 +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. 688 +))) 654 654 690 +* ((( 691 +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. 692 +))) 655 655 694 +((( 695 + 656 656 657 -* Downlink Payload 697 +So if user want to use downlink command to control to RS485 Alarm, he can use: 698 +))) 658 658 659 -Format: A8 MM NN XX XX XX XX YY 700 +((( 701 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 702 +))) 660 660 661 -Where: 704 +((( 705 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 706 +))) 662 662 663 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC 664 -* NN: The length of RS485 command 665 -* XX XX XX XX: RS485 command total NN bytes 666 -* 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 708 +((( 709 +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. 710 +))) 667 667 668 -**Example 1:** 712 +((( 713 + 714 +))) 669 669 670 -To connect a Modbus Alarm with below commands. 716 +((( 717 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 718 +))) 671 671 672 -* 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. 720 +((( 721 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 722 +))) 673 673 674 -* 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. 724 +((( 725 + 726 +))) 675 675 676 -So if user want to use downlink command to control to RS485 Alarm, he can use: 728 +((( 729 +((( 730 +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** 731 +))) 677 677 678 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 733 + 734 +))) 679 679 680 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 736 +((( 737 + (% 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" %) 738 +))) 681 681 682 -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. 683 683 684 684 685 -**Example 2:** 686 686 687 - CheckTTLSensorreturn:743 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 688 688 689 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 745 +((( 746 +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. 747 +))) 690 690 749 +* ((( 750 +(% style="color:#037691" %)**AT Command:** 691 691 752 +**AT+PAYVER: **Set PAYVER field = 1 692 692 754 + 755 +))) 756 +* ((( 757 +(% style="color:#037691" %)**Downlink Payload:** 758 +))) 693 693 694 -==== Set Payload version ==== 760 +((( 761 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 762 +))) 695 695 696 -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. 764 +((( 765 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 766 +))) 697 697 698 -* AT Command: 699 699 700 -AT+PAYVER: Set PAYVER field = 1 701 701 702 702 703 - *DownlinkPayload:771 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 704 704 705 -0xAE 01 à Set PAYVER field = 0x01 773 +((( 774 +AT+COMMANDx or AT+DATACUTx 775 +))) 706 706 707 -0xAE 0F à Set PAYVER field = 0x0F 777 +((( 778 +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"]]. 779 +))) 708 708 781 +((( 782 + 783 +))) 709 709 710 -==== Set RS485 Sampling Commands ==== 785 +* ((( 786 +(% style="color:#037691" %)**AT Command:** 787 +))) 711 711 712 -AT+COMMANDx ,AT+DATACUTxandAT+SEARCHx789 +**AT+COMMANDx: **Configure RS485 read command to sensor. 713 713 714 -T hesethree commands are used to configure how the RS485-BL pollingdata from Modbus device.Detail ofusageplease see : [[pollingRS485 device>>path:#polling_485]].791 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 715 715 716 716 717 -* AT Command: 794 +* ((( 795 +(% style="color:#037691" %)**Downlink Payload:** 796 +))) 718 718 719 -AT+COMMANDx: Configure RS485 read command to sensor. 798 +((( 799 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 800 +))) 720 720 721 -AT+DATACUTx: Configure how to handle return from RS485 devices. 802 +((( 803 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 804 +))) 722 722 723 -AT+SEARCHx: Configure search command 806 +((( 807 +Format: AF MM NN LL XX XX XX XX YY 808 +))) 724 724 810 +((( 811 +Where: 812 +))) 725 725 726 -* Downlink Payload: 814 +* ((( 815 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 816 +))) 817 +* ((( 818 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 819 +))) 820 +* ((( 821 +LL: The length of AT+COMMAND or AT+DATACUT command 822 +))) 823 +* ((( 824 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 825 +))) 826 +* ((( 827 +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. 828 +))) 727 727 728 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 830 +((( 831 + 729 729 730 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 833 +**Example:** 834 +))) 731 731 732 -Format: AF MM NN LL XX XX XX XX YY 836 +((( 837 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 838 +))) 733 733 734 -Where: 840 +((( 841 +(% 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** 842 +))) 735 735 736 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 737 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 738 -* LL: The length of AT+COMMAND or AT+DATACUT command 739 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 740 -* 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. 844 +((( 845 +(% 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** 846 +))) 741 741 742 -Example: 743 743 744 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 745 745 746 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 747 747 748 - **AF030206 0B 02 05 07 08 0A 00**: SameasAT+DATACUT3=**11**,**2**,**5~~7+8~~10**851 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 749 749 853 +((( 854 +**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]]. 855 +))) 750 750 751 -0xAB downlink command can be used for set AT+SEARCHx 857 +((( 858 +This command is valid since v1.3 firmware version 859 +))) 752 752 753 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 861 +((( 862 +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. 863 +))) 754 754 755 -* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 756 -* 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 865 +((( 866 + 867 +))) 757 757 758 -**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 869 +((( 870 +**Example:** 871 +))) 759 759 873 +* ((( 874 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 875 +))) 876 +* ((( 877 +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. 878 +))) 879 +* ((( 880 +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. 760 760 761 -==== Fast command to handle MODBUS device ==== 882 + 883 +))) 762 762 763 - AT+MBFUNis valid sincev1.3firmwareversion. The commandsfor fastconfiguretoread Modbusdevices. Itis only validforthedevices whichfollowthe [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].885 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %) 764 764 765 - Thiscommand isvalidsincev1.3firmwareversion887 +(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %) 766 766 767 767 768 -AT+MBFUN has only two value: 769 769 770 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 771 771 772 - AT+MBFUN=1,devicecan auto read the Modbus function code: 01, 02, 03 or04. AT+MBFUN haslowerpriorityvs AT+DATACUTcommand.If AT+DATACUT commandis configured,AT+MBFUN will be ignore.892 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 773 773 774 -* AT+MBFUN=0: Disable Modbus fast reading. 894 +((( 895 +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. 896 +))) 775 775 776 -Example: 898 +((( 899 +Default value: 0, range: 0 ~~ 65 seconds 900 +))) 777 777 778 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 779 -* 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. 780 -* 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. 902 +* ((( 903 +(% style="color:#037691" %)** AT Command:** 781 781 782 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 905 +**AT+CMDDLaa=hex(bb cc)*1000** 906 +))) 783 783 908 +((( 909 + 784 784 785 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 911 +**Example:** 912 +))) 786 786 914 +((( 915 +**AT+CMDDL1=1000** to send the open time to 1000ms 916 +))) 787 787 788 -* Downlink Commands: 918 +((( 919 + 920 +))) 789 789 790 -A9 aa -à Same as AT+MBFUN=aa 922 +* ((( 923 +(% style="color:#037691" %)** Downlink Payload:** 924 +))) 791 791 926 +((( 927 +**0x AA aa bb cc** 928 +))) 792 792 793 -==== RS485 command timeout ==== 930 +((( 931 +Same as: AT+CMDDLaa=hex(bb cc)*1000 932 +))) 794 794 795 -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. 934 +((( 935 +**Example:** 936 +))) 796 796 797 -Default value: 0, range: 0 ~~ 5 seconds 938 +((( 939 +**0xAA 01 00 01** ~-~-> Same as **AT+CMDDL1=1000 ms** 940 +))) 798 798 799 799 800 -* AT Command: 801 801 802 -AT+CMDDLaa=hex(bb cc) 803 803 804 - Example:945 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 805 805 806 -**AT+CMDDL1=1000** to send the open time to 1000ms 947 +((( 948 +Define to use one uplink or multiple uplinks for the sampling. 949 +))) 807 807 951 +((( 952 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 808 808 809 -* Downlink Payload: 954 + 955 +))) 810 810 811 -0x AA aa bb cc 957 +* ((( 958 +(% style="color:#037691" %)** AT Command:** 959 +))) 812 812 813 - Same as:AT+CMDDLaa=hex(bb cc)961 +**AT+DATAUP=0** 814 814 815 - Example:963 +**AT+DATAUP=1** 816 816 817 - 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 818 818 966 +* ((( 967 +(% style="color:#037691" %)** Downlink Payload:** 968 +))) 819 819 820 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 970 +((( 971 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 972 +))) 821 821 822 -Define to use one uplink or multiple uplinks for the sampling. 974 +((( 975 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 976 +))) 823 823 824 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 825 825 826 -* AT Command: 827 827 828 -AT+DATAUP=0 829 829 830 - AT+DATAUP=1981 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 831 831 983 +((( 984 +Ask device to send an uplink immediately. 985 +))) 832 832 833 -* Downlink Payload: 987 +* ((( 988 +(% style="color:#037691" %)** AT Command:** 989 +))) 834 834 835 -0xAD 00 à Same as AT+DATAUP=0 991 +((( 992 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 993 +))) 836 836 837 -0xAD 01 à Same as AT+DATAUP=1 995 +((( 996 + 997 +))) 838 838 999 +* ((( 1000 +(% style="color:#037691" %)** Downlink Payload:** 1001 +))) 839 839 840 -==== Manually trigger an Uplink ==== 1003 +((( 1004 +**0x08 FF**, RS485-LN will immediately send an uplink. 1005 +))) 841 841 842 -Ask device to send an uplink immediately. 843 843 844 -* Downlink Payload: 845 845 846 -0x08 FF, RS485-BL will immediately send an uplink. 847 847 1010 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 848 848 849 -==== Clear RS485 Command ==== 850 - 1012 +((( 851 851 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 852 852 1015 + 1016 +))) 853 853 854 -* AT Command: 1018 +* ((( 1019 +(% style="color:#037691" %)** AT Command:** 1020 +))) 855 855 1022 +((( 856 856 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 1024 +))) 857 857 1026 +((( 858 858 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1028 +))) 859 859 1030 +((( 860 860 Example screen shot after clear all RS485 commands. 1032 +))) 861 861 1034 +((( 1035 + 1036 +))) 862 862 863 - 1038 +((( 864 864 The uplink screen shot is: 1040 +))) 865 865 866 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1042 +(% 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 and drag to move" width="15"]](% title="Click and drag to resize" %) 867 867 868 868 869 -* Downlink Payload: 1045 +* ((( 1046 +(% style="color:#037691" %)** Downlink Payload:** 1047 +))) 870 870 871 -0x09 aa bb same as AT+CMDEAR=aa,bb 1049 +((( 1050 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 1051 +))) 872 872 873 873 874 -==== Set Serial Communication Parameters ==== 875 875 1055 + 1056 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1057 + 1058 +((( 876 876 Set the Rs485 serial communication parameters: 1060 +))) 877 877 878 -* AT Command: 1062 +* ((( 1063 +(% style="color:#037691" %)** AT Command:** 1064 +))) 879 879 880 -Set Baud Rate: 1066 +((( 1067 + 881 881 882 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1069 +* Set Baud Rate 1070 +))) 883 883 1072 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 884 884 885 -Set UART parity 886 886 887 -AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1075 +((( 1076 +* Set UART Parity 1077 +))) 888 888 1079 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 889 889 890 -Set STOPBIT 891 891 892 -AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1082 +((( 1083 +* Set STOPBIT 1084 +))) 893 893 1086 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 894 894 895 -* Downlink Payload: 896 896 897 -A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 898 898 899 -Example: 1090 +* ((( 1091 +(% style="color:#037691" %)** Downlink Payload:** 1092 +))) 900 900 901 -* A7 01 00 60 same as AT+BAUDR=9600 902 -* A7 01 04 80 same as AT+BAUDR=115200 1094 +((( 1095 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1096 +))) 903 903 904 -A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1098 +((( 1099 +**Example:** 1100 +))) 905 905 906 -A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1102 +* ((( 1103 +A7 01 00 60 same as AT+BAUDR=9600 1104 +))) 1105 +* ((( 1106 +A7 01 04 80 same as AT+BAUDR=115200 1107 +))) 907 907 1109 +((( 1110 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1111 +))) 908 908 909 -==== Control output power duration ==== 1113 +((( 1114 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1115 +))) 910 910 911 -User can set the output power duration before each sampling. 912 912 913 -* AT Command: 914 914 915 -Example: 916 916 917 - AT+3V3T=1000~/~/3V3 output power willopen1s beforeeachsampling.1120 +== 3.6 Listening mode for RS485 network == 918 918 919 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 920 920 1123 +((( 1124 +This feature support since firmware v1.4 1125 +))) 921 921 922 -* LoRaWAN Downlink Command: 1127 +((( 1128 +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. 923 923 924 -07 01 aa bb Same as AT+5VT=(aa bb) 1130 + 1131 +))) 925 925 926 -07 02 Same as AT+3V3T=(aabb)1133 +(% 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 and drag to move" width="15"]](% title="Click and drag to resize" %) 927 927 1135 +((( 1136 +To enable the listening mode, use can run the command AT+RXMODE. 1137 +))) 928 928 1139 +((( 1140 + 1141 +))) 929 929 1143 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1144 +|=(% style="width: 100px;" %)((( 1145 +**Command example** 1146 +)))|=(% style="width: 400px;" %)((( 1147 +**Function** 1148 +))) 1149 +|(% style="width:100px" %)((( 1150 +AT+RXMODE=1,10 1151 +)))|(% style="width:400px" %)((( 1152 +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. 1153 +))) 1154 +|(% style="width:100px" %)((( 1155 +AT+RXMODE=2,500 1156 +)))|(% style="width:400px" %)((( 1157 +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 1158 +))) 1159 +|(% style="width:100px" %)((( 1160 +AT+RXMODE=0,0 1161 +)))|(% style="width:400px" %)((( 1162 +Disable listening mode. This is the default settings. 1163 +))) 1164 +|(% style="width:100px" %)((( 1165 + 1166 +)))|(% style="width:400px" %)((( 1167 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1168 +))) 930 930 931 -1. 932 -11. Buttons 1170 +((( 1171 +(% style="color:#037691" %)** Downlink Command:** 1172 +))) 933 933 934 -|**Button**|**Feature** 935 -|**RST**|Reboot RS485-BL 1174 +((( 1175 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1176 +))) 936 936 937 -1. 938 -11. +3V3 Output 1178 +((( 1179 + 1180 +))) 939 939 940 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1182 +((( 1183 +**Example**: 1184 +))) 941 941 942 -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. 1186 +((( 1187 +The RS485-LN is set to AT+RXMODE=2,1000 1188 +))) 943 943 1190 +((( 1191 +There is a two Modbus commands in the RS485 network as below: 1192 +))) 944 944 945 -The +3V3 output time can be controlled by AT Command. 1194 +((( 1195 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1196 +))) 946 946 947 -**AT+3V3T=1000** 1198 +((( 1199 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1200 +))) 948 948 949 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1202 +((( 1203 +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 1204 +))) 950 950 1206 +((( 1207 +(% 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" %) 1208 +))) 951 951 952 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1210 +((( 1211 + 1212 +))) 953 953 1214 +((( 1215 +((( 1216 +(% 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.** 1217 +))) 1218 +))) 954 954 955 -1. 956 -11. +5V Output 957 957 958 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 959 959 960 - The+5V output will be valid for every sampling.RS485-BL will enable +5V outputbefore all sampling and disablethe +5v after all sampling.1222 +== 3.7 Buttons == 961 961 962 962 963 -The 5V output time can be controlled by AT Command. 1225 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1226 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1227 +|(% 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** 1228 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1229 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 964 964 965 -**AT+5VT=1000** 966 966 967 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors. 968 968 1233 +== 3.8 LEDs == 969 969 970 -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. 971 971 1236 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1237 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1238 +|**PWR**|Always on if there is power 1239 +|**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. 972 972 973 973 974 974 975 -1. 976 -11. LEDs 1243 += 4. Case Study = 977 977 978 -|**LEDs**|**Feature** 979 -|**LED1**|Blink when device transmit a packet. 980 980 981 -1. 982 -11. Switch Jumper 1246 +User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]] 983 983 984 -|**Switch Jumper**|**Feature** 985 -|**SW1**|((( 986 -ISP position: Upgrade firmware via UART 987 987 988 -Flash position: Configure device, check running status. 1249 + 1250 += 5. Use AT Command = 1251 + 1252 +== 5.1 Access AT Command == 1253 + 1254 + 1255 +((( 1256 +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. 989 989 ))) 990 -|**SW2**|((( 991 -5V position: set to compatible with 5v I/O. 992 992 993 -3.3v position: set to compatible with 3.3v I/O., 1259 +(% 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 and drag to move" width="15"]](% title="Click and drag to resize" %) 1260 + 1261 + 1262 +((( 1263 +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: 994 994 ))) 995 995 996 - +3.3V: is alwaysON1266 +(% 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 and drag to move" width="15"]](% title="Click and drag to resize" %) 997 997 998 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 999 999 1000 -1. Case Study 1269 +((( 1270 +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/]] 1271 +))) 1001 1001 1002 -User can check this URL for some case studies. 1003 1003 1004 -[[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]] 1005 1005 1275 +== 5.2 Common AT Command Sequence == 1006 1006 1007 1007 1278 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1008 1008 1009 -1. Use AT Command 1010 -11. Access AT Command 1011 1011 1012 - RS485-BLsupports AT Commandset. Usercan usea USB toTTL adapterplus the 3.5mm Program Cableto connecttoRS485-BL to useAT command, as below.1281 +If device has not joined network yet: 1013 1013 1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1283 +* (% style="color:#037691" %)**AT+FDR** 1284 +* (% style="color:#037691" %)**AT+NJM=0** 1285 +* (% style="color:#037691" %)**ATZ** 1015 1015 1287 +((( 1288 + 1016 1016 1017 -I nPC, User needs to set **serial tool**(suchas [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT) baud rate to**9600** to access to access serial consoleof RS485-BL. Thedefaultpassword is 123456. Below is the output for reference:1290 +If device already joined network: 1018 1018 1019 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1292 +* (% style="color:#037691" %)**AT+NJM=0** 1293 +* (% style="color:#037691" %)**ATZ** 1020 1020 1295 + 1296 +))) 1021 1021 1022 1022 1023 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1024 1024 1300 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1025 1025 1026 1026 1027 -1. 1028 -11. Common AT Command Sequence 1029 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1303 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1030 1030 1031 - Ifdevice hasnot joinednetworkyet:1305 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1032 1032 1033 -AT+ FDR1307 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 1034 1034 1035 -AT+ NJM=01309 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1036 1036 1037 -AT Z1311 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1038 1038 1313 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1039 1039 1040 - Ifdevicealreadyjoinednetwork:1315 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1041 1041 1042 -AT+ NJM=01317 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1043 1043 1044 -AT Z1319 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1045 1045 1046 -1. 1047 -11. 1048 -111. Single-channel ABP mode (Use with LG01/LG02) 1321 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1049 1049 1050 -AT+FDR Reset Parameters to Factory Default, Keys Reserve 1051 1051 1052 - AT+NJM=0SettoABP mode1324 +(% style="color:red" %)**Note:** 1053 1053 1054 -AT+ADR=0 Set the Adaptive Data Rate Off 1326 +((( 1327 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1328 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1329 +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. 1330 +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 1331 +))) 1055 1055 1056 -A T+DR=5SetDataRate1333 +(% 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" %) 1057 1057 1058 -AT+TDC=60000 Set transmit interval to 60 seconds 1059 1059 1060 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1061 1061 1062 - AT+RX2FQ=868400000Set RX2Frequency to 868.4Mhz(accordingto the result from server)1337 += 6. FAQ = 1063 1063 1064 - AT+RX2DR=5SetRX2DRtomatchthedownlink DR fromserver.see below1339 +== 6.1 How to upgrade the image? == 1065 1065 1066 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1067 1067 1068 -ATZ Reset MCU 1342 +((( 1343 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1344 +))) 1069 1069 1070 -**Note:** 1346 +* ((( 1347 +Support new features 1348 +))) 1349 +* ((( 1350 +For bug fix 1351 +))) 1352 +* ((( 1353 +Change LoRaWAN bands. 1354 +))) 1071 1071 1072 -1. Make sure the device is set to ABP mode in the IoT Server. 1073 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1074 -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. 1075 -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 1356 +((( 1357 +Below shows the hardware connection for how to upload an image to RS485-LN: 1358 +))) 1076 1076 1077 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]1360 +(% aria-label="1654162535040-878.png image 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="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1078 1078 1362 +((( 1363 +(% 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]]. 1364 +))) 1079 1079 1080 -1. FAQ 1081 -11. How to upgrade the image? 1366 +((( 1367 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1368 +))) 1082 1082 1083 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to: 1370 +((( 1371 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1372 +))) 1084 1084 1085 -* Support new features 1086 -* For bug fix 1087 -* Change LoRaWAN bands. 1374 +((( 1375 +((( 1376 +((( 1377 +(% 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. 1378 +))) 1379 +))) 1380 +))) 1088 1088 1089 -Below shows the hardware connection for how to upload an image to RS485-BL: 1090 1090 1091 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]1383 +(% 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" %) 1092 1092 1093 -**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]]. 1094 1094 1095 - **Step2**:Downloadthe [[LT Imagefiles>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].1386 +(% 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 drag to move" width="15"]](% title="Click and drag to resize" %) 1096 1096 1097 -**Step3: **Open flashloader; choose the correct COM port to update. 1098 1098 1389 +(% 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" %) 1099 1099 1100 -|((( 1101 -HOLD PRO then press the RST button, SYS will be ON, then click next 1102 -))) 1103 1103 1104 -|((( 1105 -Board detected 1106 -))) 1392 +(% 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:** 1107 1107 1108 -|((( 1109 - 1110 -))) 1394 +(% 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" %) 1111 1111 1112 -[[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]] 1113 1113 1114 1114 1398 +== 6.2 How to change the LoRa Frequency Bands/Region? == 1115 1115 1116 -[[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]] 1117 1117 1401 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1118 1118 1119 -[[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]] 1120 1120 1121 1121 1122 -1. 1123 -11. How to change the LoRa Frequency Bands/Region? 1405 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1124 1124 1125 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 1126 1126 1408 +The RS485-LN can 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"]]. 1127 1127 1128 1128 1129 -1. 1130 -11. How many RS485-Slave can RS485-BL connects? 1131 1131 1132 - TheRS485-BLcan supportmax 32 RS485 devices. Each uplink command of RS485-BL can supportmax 16 differentRS485 command. So RS485-BL can support max 16 RS485 devicespre-program inthe device for uplink.Forother devices no pre-program, usercanuse the [[downlinkmessage(type code 0xA8)to poll theirinfo>>path:#downlink_A8]].1412 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1133 1133 1134 1134 1415 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 1135 1135 1417 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1136 1136 1137 -1. Trouble Shooting 1138 -11. Downlink doesn’t work, how to solve it? 1139 1139 1140 -Please see this link for debug: 1141 1141 1142 - [[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]]1421 +== 6.5 Can i use point to point communication for RS485-LN? == 1143 1143 1144 1144 1424 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]]. 1145 1145 1146 -1. 1147 -11. Why I can’t join TTN V3 in US915 /AU915 bands? 1148 1148 1149 -It might about the channels mapping. Please see for detail. 1150 1150 1151 - [[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]]1428 +== 6.6 How to Use RS485-LN to connect to RS232 devices? == 1152 1152 1153 1153 1431 +[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]] 1154 1154 1155 -1. Order Info 1156 1156 1157 -**Part Number: RS485-BL-XXX** 1158 1158 1159 - **XXX:**1435 += 7. Trouble Shooting = 1160 1160 1161 -* **EU433**: frequency bands EU433 1162 -* **EU868**: frequency bands EU868 1163 -* **KR920**: frequency bands KR920 1164 -* **CN470**: frequency bands CN470 1165 -* **AS923**: frequency bands AS923 1166 -* **AU915**: frequency bands AU915 1167 -* **US915**: frequency bands US915 1168 -* **IN865**: frequency bands IN865 1169 -* **RU864**: frequency bands RU864 1170 -* **KZ865: **frequency bands KZ865 1171 1171 1172 - 1.PackingInfo1438 +== 7.1 Downlink doesn't work, how to solve it? == 1173 1173 1440 + 1441 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1442 + 1443 + 1444 + 1445 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? == 1446 + 1447 + 1448 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1449 + 1450 + 1451 + 1452 += 8. Order Info = 1453 + 1454 + 1455 +(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1456 + 1457 +(% style="color:blue" %)**XXX:** 1458 + 1459 +* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1460 +* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1461 +* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1462 +* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1463 +* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1464 +* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1465 +* (% style="color:red" %)**US915**(%%): frequency bands US915 1466 +* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1467 +* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1468 +* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1469 + 1470 + 1471 + 1472 + 1473 += 9.Packing Info = 1474 + 1475 + 1174 1174 **Package Includes**: 1175 1175 1176 -* RS485- BL x 11478 +* RS485-LN x 1 1177 1177 * Stick Antenna for LoRa RF part x 1 1178 1178 * Program cable x 1 1179 1179 ... ... @@ -1184,9 +1184,69 @@ 1184 1184 * Package Size / pcs : 14.5 x 8 x 5 cm 1185 1185 * Weight / pcs : 170g 1186 1186 1187 -1. Support 1188 1188 1189 -* 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. 1190 -* 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 1191 1191 1192 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1491 + 1492 + 1493 += 10. FCC Caution for RS485LN-US915 = 1494 + 1495 + 1496 +((( 1497 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1498 +))) 1499 + 1500 +((( 1501 +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. 1502 +))) 1503 + 1504 +((( 1505 + 1506 +))) 1507 + 1508 +((( 1509 +(% style="color:red" %)**IMPORTANT NOTE:** 1510 +))) 1511 + 1512 +((( 1513 +**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: 1514 +))) 1515 + 1516 +((( 1517 +—Reorient or relocate the receiving antenna. 1518 +))) 1519 + 1520 +((( 1521 +—Increase the separation between the equipment and receiver. 1522 +))) 1523 + 1524 +((( 1525 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1526 +))) 1527 + 1528 +((( 1529 +—Consult the dealer or an experienced radio/TV technician for help. 1530 +))) 1531 + 1532 +((( 1533 + 1534 +))) 1535 + 1536 +((( 1537 +(% style="color:red" %)**FCC Radiation Exposure Statement:** 1538 +))) 1539 + 1540 +((( 1541 +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. 1542 +))) 1543 + 1544 + 1545 + 1546 += 11. Support = 1547 + 1548 + 1549 +* ((( 1550 +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. 1551 +))) 1552 +* ((( 1553 +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]]. 1554 +)))
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