Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Mengting Qiu on 2025/07/14 09:59
From version 32.9
edited by Xiaoling
on 2022/06/02 15:25
on 2022/06/02 15:25
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To version 64.1
edited by Edwin Chen
on 2022/07/03 07:50
on 2022/07/03 07:50
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Details
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Edwin - 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 == ... ... @@ -74,10 +74,8 @@ 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 - 80 - 81 81 == 1.3 Features == 82 82 83 83 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -89,8 +89,6 @@ 89 89 * Support Modbus protocol 90 90 * Support Interrupt uplink (Since hardware version v1.2) 91 91 92 - 93 - 94 94 == 1.4 Applications == 95 95 96 96 * Smart Buildings & Home Automation ... ... @@ -100,21 +100,26 @@ 100 100 * Smart Cities 101 101 * Smart Factory 102 102 103 - 104 - 105 105 == 1.5 Firmware Change log == 106 106 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 108 108 138 + 109 109 == 1.6 Hardware Change log == 110 110 111 111 ((( 112 112 ((( 143 +((( 113 113 v1.2: Add External Interrupt Pin. 145 +))) 114 114 147 +((( 115 115 v1.0: Release 116 116 ))) 150 + 151 + 117 117 ))) 153 +))) 118 118 119 119 = 2. Power ON Device = 120 120 ... ... @@ -128,7 +128,9 @@ 128 128 Once there is power, the RS485-LN will be on. 129 129 ))) 130 130 131 -[[image:1653268091319-405.png]] 167 +(% 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" %) 168 + 169 + 132 132 ))) 133 133 134 134 = 3. Operation Mode = ... ... @@ -136,28 +136,38 @@ 136 136 == 3.1 How it works? == 137 137 138 138 ((( 177 +((( 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 ))) 141 141 181 + 182 +))) 183 + 142 142 == 3.2 Example to join LoRaWAN network == 143 143 144 144 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"]] 188 +(% 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" %) 147 147 190 + 148 148 ((( 192 +((( 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: 194 +))) 150 150 196 +((( 151 151 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 198 +))) 152 152 153 -[[image:1653268227651-549.png||height="592" width="720"]] 200 +(% 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" %) 154 154 202 + 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 V3:204 +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. 208 +(% 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]] 216 +(% 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" %) 169 169 218 + 170 170 ((( 171 171 ((( 172 172 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -173,62 +173,71 @@ 173 173 ))) 174 174 175 175 ((( 176 -Add APP EUI in the application. 225 +**Add APP EUI in the application.** 177 177 ))) 178 178 ))) 179 179 180 -[[image:image-20220519174512-1.png]] 229 +(% 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"]] 231 +(% 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"]] 233 +(% 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]] 235 +(% 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"]] 239 +(% 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"]] 195 195 243 +**Add APP KEY and DEV EUI** 196 196 245 +(% 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" %) 246 + 247 + 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. 249 +(% 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"]] 252 +(% 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" %) 202 202 254 + 203 203 == 3.3 Configure Commands to read data == 204 204 205 205 ((( 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. 259 +((( 260 +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 ))) 262 +))) 209 209 210 210 ((( 265 +((( 211 211 (% 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 v1.1 212 212 ))) 268 + 269 + 213 213 ))) 271 +))) 214 214 215 215 === 3.3.1 onfigure UART settings for RS485 or TTL communication === 216 216 217 217 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 -|((( 277 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 278 +|=(% style="width: 110px;" %)((( 221 221 **AT Commands** 222 -)))|(% style="width: 285px" %)(((280 +)))|=(% style="width: 190px;" %)((( 223 223 **Description** 224 -)))|(% style="width: 347px" %)(((282 +)))|=(% style="width: 190px;" %)((( 225 225 **Example** 226 226 ))) 227 -|((( 285 +|(% style="width:110px" %)((( 228 228 AT+BAUDR 229 -)))|(% style="width: 285px" %)(((287 +)))|(% style="width:190px" %)((( 230 230 Set the baud rate (for RS485 connection). Default Value is: 9600. 231 -)))|(% style="width: 347px" %)(((289 +)))|(% 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 -|((( 298 +|(% style="width:110px" %)((( 241 241 AT+PARITY 242 -)))|(% style="width: 285px" %)(((300 +)))|(% style="width:190px" %)((( 243 243 Set UART parity (for RS485 connection) 244 -)))|(% style="width: 347px" %)(((302 +)))|(% 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 -|((( 311 +|(% style="width:110px" %)((( 254 254 AT+STOPBIT 255 -)))|(% style="width: 285px" %)(((313 +)))|(% 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" %)(((321 +)))|(% style="width:190px" %)((( 264 264 ((( 265 265 AT+STOPBIT=0 for 1bit 266 266 ))) ... ... @@ -282,140 +282,68 @@ 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" %)((( 343 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 344 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 345 +|AT+CFGDEV|(% style="width:110px" %)((( 346 +((( 288 288 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 348 +))) 289 289 350 +((( 290 290 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 352 +))) 291 291 354 +((( 292 292 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 356 +))) 357 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 294 294 295 295 === 3.3.3 Configure read commands for each sampling === 296 296 297 297 ((( 298 -RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink. 299 -))) 362 +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. 300 300 301 -((( 302 -During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload. 303 -))) 304 - 305 -((( 306 306 To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload. 307 -))) 308 308 309 -((( 310 310 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 -))) 368 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 316 316 317 -((( 318 -**Command from RS485-BL to Sensor:** 319 -))) 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 -))) 371 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 324 324 325 -((( 326 -**Handle return from sensors to RS485-BL**: 327 -))) 373 +~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. 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 -))) 375 +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. 332 332 333 -* ((( 334 -**AT+DATACUT** 335 -))) 377 +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 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 -))) 340 340 341 -* ((( 342 -**AT+SEARCH** 343 -))) 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 -))) 348 - 349 -((( 350 -**Define wait timeout:** 351 -))) 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 -))) 356 - 357 -((( 358 358 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 359 -))) 360 360 361 -**Examples:** 362 - 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** 385 +(% 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: 370 370 387 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 388 +|(% style="width:496px" %)((( 389 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 390 + 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 -))) 398 +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** 401 +(% 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 -|((( 403 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 404 +|(% style="width:510px" %)((( 419 419 **AT+DATACUTx=a,b,c** 420 420 421 421 * **a: length for the return of AT+COMMAND** ... ... @@ -423,48 +423,38 @@ 423 423 * **c: define the position for valid value. ** 424 424 ))) 425 425 426 -Examples: 412 +**Examples:** 427 427 428 -* Grab bytes :414 +* (% style="color:#037691" %)**Grab bytes** 429 429 430 -[[image: 1653269551753-223.png||height="311" width="717"]]416 +(% 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"]]419 +* (% style="color:#037691" %)**Grab a section** 435 435 436 - *Grab different sections.421 +(% 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:**424 +* (% 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 0.426 +(% 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 D0,0 429 + 430 +))) 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 === 461 461 462 462 ((( 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.** 436 + 437 + 464 464 ))) 465 465 466 466 ((( 467 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0** 441 +(% style="color:#037691" %)**Examples: AT+DATAUP=0** 442 + 443 + 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"]] 462 +(% 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** 489 489 465 +(% style="color:#037691" %)**Examples: AT+DATAUP=1** 466 + 467 + 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 +493,934 @@ 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"]] 475 +1. PAYVER: Defined by AT+PAYVER 476 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 477 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 478 +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 503 503 480 +(% 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 41483 +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 0a20485 +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 2d30487 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d** 512 512 513 - Belowareheuplinkpayloads:489 +DATA3=the rest of Valid value of RETURN10= **30** 514 514 515 -[[image:1653270130359-810.png]] 516 516 492 +(% 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:**494 + ~* 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)496 + * 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).498 + * For US915 band, max 11 bytes for each uplink. 523 523 524 - * US915band,max 11bytes( so 11 -5 = 6 max valid date).500 + ~* 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===503 +Below are the uplink payloads: 529 529 530 - Exceptuplinkperiodically,RS485-BLisable toThe server sends downlinkcommand toRS485-BLandRS485willuplinkdatabaseonthecommand.505 +(% 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.509 +=== 3.3.5 Uplink on demand === 537 537 511 +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. 538 538 513 +Downlink control command: 539 539 540 -1. 541 -11. 542 -111. Uplink on Interrupt 515 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 543 543 544 - Putthe interruptsensorbetween3.3v_outandGPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]517 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 545 545 546 -AT+INTMOD=0 Disable Interrupt 547 547 548 -AT+INTMOD=1 Interrupt trigger by rising or falling edge. 549 549 550 - AT+INTMOD=2Interrupttrigger by falling edge. ( Default Value)521 +=== 3.3.6 Uplink on Interrupt === 551 551 552 - AT+INTMOD=3Interrupttriggerby risingedge.523 +RS485-LN support external Interrupt uplink since hardware v1.2 release. 553 553 525 +(% 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" %) 554 554 555 -1. 556 -11. Uplink Payload 527 +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. 557 557 558 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands** 559 -|Value|((( 560 -Battery(mV) 561 561 562 - &530 +== 3.4 Uplink Payload == 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. 533 +(% 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" %) 570 570 571 571 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 572 572 573 573 574 -fu nctionDecoder(bytes,port){538 +== 3.5 Configure RS485-LN via AT or Downlink == 575 575 576 -~/~/Payload Formats of RS485-BL Deceive 540 +((( 541 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 542 +))) 577 577 578 -return { 544 +((( 545 +There are two kinds of Commands: 546 +))) 579 579 580 - ~/~/Battery,units:V 548 +* ((( 549 +(% 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]] 550 +))) 581 581 582 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 552 +* ((( 553 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 554 +))) 583 583 584 - ~/~/GPIO_EXTI 556 +((( 557 + 558 +))) 585 585 586 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 587 587 588 - ~/~/payloadofversion561 +=== 3.5.1 Common Commands === 589 589 590 - Pay_ver:bytes[2],563 +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]] 591 591 592 - }; 593 593 594 - }566 +=== 3.5.2 Sensor related commands === 595 595 568 +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. 596 596 570 +(% 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" %) 597 597 572 +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) 598 598 599 599 600 600 576 +=== 3.5.3 Sensor related commands === 601 601 602 -TTN V3 uplink screen shot. 603 603 604 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 605 605 606 -1. 607 -11. Configure RS485-BL via AT or Downlink 608 608 609 - Usercan configure RS485-BLvia [[AT Commands >>path:#_Using_the_AT]]orLoRaWAN DownlinkCommands581 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 610 610 611 -There are two kinds of Commands: 583 +((( 584 +This command is used to configure the RS485 devices; they won’t be used during sampling. 585 +))) 612 612 613 -* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands 587 +* ((( 588 +(% style="color:#037691" %)**AT Command** 614 614 615 -* **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 590 +((( 591 +**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 592 +))) 593 +))) 616 616 617 - 1.618 - 11.619 - 111. Common Commands:595 +((( 596 + 597 +))) 620 620 621 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]] 599 +* ((( 600 +(% style="color:#037691" %)**Downlink Payload** 601 +))) 622 622 603 +((( 604 +Format: A8 MM NN XX XX XX XX YY 605 +))) 623 623 624 - 1.625 - 11.626 - 111. Sensor related commands:607 +((( 608 +Where: 609 +))) 627 627 628 -==== Choose Device Type (RS485 or TTL) ==== 611 +* ((( 612 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 613 +))) 614 +* ((( 615 +NN: The length of RS485 command 616 +))) 617 +* ((( 618 +XX XX XX XX: RS485 command total NN bytes 619 +))) 620 +* ((( 621 +((( 622 +YY: How many bytes will be uplink from the return of this RS485 command, 623 +))) 629 629 630 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 625 +* ((( 626 +if YY=0, RS485-LN will execute the downlink command without uplink; 627 +))) 628 +* ((( 629 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 630 +))) 631 +* ((( 632 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 633 +))) 634 +))) 631 631 632 -* AT Command 636 +((( 637 + 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. 639 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 640 +))) 635 635 636 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 642 +((( 643 +To connect a Modbus Alarm with below commands. 644 +))) 637 637 646 +* ((( 647 +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. 648 +))) 638 638 639 -* Downlink Payload 650 +* ((( 651 +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. 652 +))) 640 640 641 -**0A aa** à same as AT+MOD=aa 654 +((( 655 + 642 642 657 +So if user want to use downlink command to control to RS485 Alarm, he can use: 658 +))) 643 643 660 +((( 661 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 662 +))) 644 644 645 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 664 +((( 665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 666 +))) 646 646 647 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 668 +((( 669 +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. 670 +))) 648 648 649 -* AT Command 672 +((( 673 + 674 +))) 650 650 651 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 676 +((( 677 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 678 +))) 652 652 653 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 680 +((( 681 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 682 +))) 654 654 684 +((( 685 + 686 +))) 655 655 688 +((( 689 +((( 690 +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** 691 +))) 656 656 657 -* Downlink Payload 693 + 694 +))) 658 658 659 -Format: A8 MM NN XX XX XX XX YY 696 +((( 697 + (% 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" %) 698 +))) 660 660 661 -Where: 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 667 667 668 -**Example 1:** 669 669 670 - Toconnect a ModbusAlarm withbelow commands.703 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 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. 705 +((( 706 +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. 707 +))) 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. 709 +* ((( 710 +(% style="color:#037691" %)**AT Command:** 675 675 676 - Soif user wanttousedownlink commandtocontrol to RS485 Alarm, he can use:712 +**AT+PAYVER: **Set PAYVER field = 1 677 677 678 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 714 + 715 +))) 716 +* ((( 717 +(% style="color:#037691" %)**Downlink Payload:** 718 +))) 679 679 680 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 720 +((( 721 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 722 +))) 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. 724 +((( 725 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 726 +))) 683 683 684 684 685 -**Example 2:** 686 686 687 -Check TTL Sensor return: 688 688 689 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]731 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 690 690 733 +((( 734 +AT+COMMANDx or AT+DATACUTx 735 +))) 691 691 737 +((( 738 +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"]]. 739 +))) 692 692 741 +((( 742 + 743 +))) 693 693 694 -==== Set Payload version ==== 745 +* ((( 746 +(% style="color:#037691" %)**AT Command:** 747 +))) 695 695 696 -T hisis thefirst byteof the uplink payload.RS485-BLcanconnecttodifferentsensors.User can set the PAYVER field to tell server how to decode the current payload.749 +**AT+COMMANDx: **Configure RS485 read command to sensor. 697 697 698 -* mmand:751 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 699 699 700 -AT+PAYVER: Set PAYVER field = 1 701 701 754 +* ((( 755 +(% style="color:#037691" %)**Downlink Payload:** 756 +))) 702 702 703 -* Downlink Payload: 758 +((( 759 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 760 +))) 704 704 705 -0xAE 01 à Set PAYVER field = 0x01 762 +((( 763 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 764 +))) 706 706 707 -0xAE 0F à Set PAYVER field = 0x0F 766 +((( 767 +Format: AF MM NN LL XX XX XX XX YY 768 +))) 708 708 770 +((( 771 +Where: 772 +))) 709 709 710 -==== Set RS485 Sampling Commands ==== 774 +* ((( 775 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 776 +))) 777 +* ((( 778 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 779 +))) 780 +* ((( 781 +LL: The length of AT+COMMAND or AT+DATACUT command 782 +))) 783 +* ((( 784 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 785 +))) 786 +* ((( 787 +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. 788 +))) 711 711 712 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 790 +((( 791 + 713 713 714 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]]. 793 +**Example:** 794 +))) 715 715 796 +((( 797 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 798 +))) 716 716 717 -* AT Command: 800 +((( 801 +(% 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** 802 +))) 718 718 719 -AT+COMMANDx: Configure RS485 read command to sensor. 804 +((( 805 +(% 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** 806 +))) 720 720 721 -AT+DATACUTx: Configure how to handle return from RS485 devices. 722 722 723 -AT+SEARCHx: Configure search command 724 724 725 725 726 - *DownlinkPayload:811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 727 727 728 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 813 +((( 814 +**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]]. 815 +))) 729 729 730 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 817 +((( 818 +This command is valid since v1.3 firmware version 819 +))) 731 731 732 -Format: AF MM NN LL XX XX XX XX YY 821 +((( 822 +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. 823 +))) 733 733 734 -Where: 825 +((( 826 + 827 +))) 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. 829 +((( 830 +**Example:** 831 +))) 741 741 742 -Example: 833 +* ((( 834 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 835 +))) 836 +* ((( 837 +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. 838 +))) 839 +* ((( 840 +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. 743 743 744 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 842 + 843 +))) 745 745 746 - **AF03 0210010506090A00**: SameAT+DATACUT3=**16**,**1**,**5+6+9+10**845 +(% 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" %) 747 747 748 - **AF03 02B 020507080A00**: SameAT+DATACUT3=**11**,**2**,**5~~7+8~~10**847 +(% 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" %) 749 749 750 750 751 -0xAB downlink command can be used for set AT+SEARCHx 752 752 753 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 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 852 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 757 757 758 -**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 854 +((( 855 +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. 856 +))) 759 759 858 +((( 859 +Default value: 0, range: 0 ~~ 65 seconds 860 +))) 760 760 761 -==== Fast command to handle MODBUS device ==== 862 +* ((( 863 +(% style="color:#037691" %)** AT Command:** 762 762 763 -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]]. 865 +**AT+CMDDLaa=hex(bb cc)*1000** 866 +))) 764 764 765 -This command is valid since v1.3 firmware version 868 +((( 869 + 766 766 871 +**Example:** 872 +))) 767 767 768 -AT+MBFUN has only two value: 874 +((( 875 +**AT+CMDDL1=1000** to send the open time to 1000ms 876 +))) 769 769 770 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 878 +((( 879 + 880 +))) 771 771 772 -AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 882 +* ((( 883 +(% style="color:#037691" %)** Downlink Payload:** 884 +))) 773 773 774 -* AT+MBFUN=0: Disable Modbus fast reading. 886 +((( 887 +**0x AA aa bb cc** 888 +))) 775 775 776 -Example: 890 +((( 891 +Same as: AT+CMDDLaa=hex(bb cc)*1000 892 +))) 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 slaveaddress 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 10.894 +((( 895 +**Example:** 896 +))) 781 781 782 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 898 +((( 899 +**0xAA 01 00 01** ~-~-> Same as **AT+CMDDL1=1000 ms** 900 +))) 783 783 784 784 785 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 786 786 787 787 788 - *DownlinkCommands:905 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 789 789 790 -A9 aa -à Same as AT+MBFUN=aa 907 +((( 908 +Define to use one uplink or multiple uplinks for the sampling. 909 +))) 791 791 911 +((( 912 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 792 792 793 -==== RS485 command timeout ==== 914 + 915 +))) 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. 917 +* ((( 918 +(% style="color:#037691" %)** AT Command:** 919 +))) 796 796 797 -D efault value:0, range: 0 ~~ 5 seconds921 +**AT+DATAUP=0** 798 798 923 +**AT+DATAUP=1** 799 799 800 -* AT Command: 801 801 802 -AT+CMDDLaa=hex(bb cc) 926 +* ((( 927 +(% style="color:#037691" %)** Downlink Payload:** 928 +))) 803 803 804 -Example: 930 +((( 931 +**0xAD 00** **~-~->** Same as AT+DATAUP=0 932 +))) 805 805 806 -**AT+CMDDL1=1000** to send the open time to 1000ms 934 +((( 935 +**0xAD 01** **~-~->** Same as AT+DATAUP=1 936 +))) 807 807 808 808 809 -* Downlink Payload: 810 810 811 -0x AA aa bb cc 812 812 813 - Sameas:AT+CMDDLaa=hex(bbcc)941 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 814 814 815 - Example: 943 +((( 944 +Ask device to send an uplink immediately. 945 +))) 816 816 817 - 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 947 +* ((( 948 +(% style="color:#037691" %)** AT Command:** 949 +))) 818 818 951 +((( 952 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 953 +))) 819 819 820 -==== [[Uplink>>path:#downlink_A8]] payload mode ==== 955 +((( 956 + 957 +))) 821 821 822 -Define to use one uplink or multiple uplinks for the sampling. 959 +* ((( 960 +(% style="color:#037691" %)** Downlink Payload:** 961 +))) 823 823 824 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 963 +((( 964 +**0x08 FF**, RS485-LN will immediately send an uplink. 965 +))) 825 825 826 -* AT Command: 827 827 828 -AT+DATAUP=0 829 829 830 -AT+DATAUP=1 831 831 970 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 832 832 833 -* Downlink Payload: 834 - 835 -0xAD 00 à Same as AT+DATAUP=0 836 - 837 -0xAD 01 à Same as AT+DATAUP=1 838 - 839 - 840 -==== Manually trigger an Uplink ==== 841 - 842 -Ask device to send an uplink immediately. 843 - 844 -* Downlink Payload: 845 - 846 -0x08 FF, RS485-BL will immediately send an uplink. 847 - 848 - 849 -==== Clear RS485 Command ==== 850 - 972 +((( 851 851 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 852 852 975 + 976 +))) 853 853 854 -* AT Command: 978 +* ((( 979 +(% style="color:#037691" %)** AT Command:** 980 +))) 855 855 982 +((( 856 856 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 984 +))) 857 857 986 +((( 858 858 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 988 +))) 859 859 990 +((( 860 860 Example screen shot after clear all RS485 commands. 992 +))) 861 861 994 +((( 995 + 996 +))) 862 862 863 - 998 +((( 864 864 The uplink screen shot is: 1000 +))) 865 865 866 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]1002 +(% 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: 1005 +* ((( 1006 +(% style="color:#037691" %)** Downlink Payload:** 1007 +))) 870 870 871 -0x09 aa bb same as AT+CMDEAR=aa,bb 1009 +((( 1010 +**0x09 aa bb** same as AT+CMDEAR=aa,bb 1011 +))) 872 872 873 873 874 -==== Set Serial Communication Parameters ==== 875 875 876 -Set the Rs485 serial communication parameters: 877 877 878 -* ATCommand:1016 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 879 879 880 -Set Baud Rate: 1018 +((( 1019 +Set the Rs485 serial communication parameters: 1020 +))) 881 881 882 -AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1022 +* ((( 1023 +(% style="color:#037691" %)** AT Command:** 1024 +))) 883 883 1026 +((( 1027 + 884 884 885 -Set UART parity 1029 +* Set Baud Rate 1030 +))) 886 886 887 -AT+ PARITY=0 ~/~/ Option: 0: no parity,: odd parity,: even parity1032 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 888 888 889 889 890 -Set STOPBIT 1035 +((( 1036 +* Set UART Parity 1037 +))) 891 891 892 -AT+ STOPBIT=0 ~/~/ Option: 0for1bit;1for1.5 bit;2for2 bits1039 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 893 893 894 894 895 -* Downlink Payload: 1042 +((( 1043 +* Set STOPBIT 1044 +))) 896 896 897 -A 701aabb:SameAT+BAUDR=hex(aabb)*1001046 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 898 898 899 -Example: 900 900 901 -* A7 01 00 60 same as AT+BAUDR=9600 902 -* A7 01 04 80 same as AT+BAUDR=115200 903 903 904 -A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1050 +* ((( 1051 +(% style="color:#037691" %)** Downlink Payload:** 1052 +))) 905 905 906 -A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1054 +((( 1055 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1056 +))) 907 907 1058 +((( 1059 +**Example:** 1060 +))) 908 908 909 -==== Control output power duration ==== 1062 +* ((( 1063 +A7 01 00 60 same as AT+BAUDR=9600 1064 +))) 1065 +* ((( 1066 +A7 01 04 80 same as AT+BAUDR=115200 1067 +))) 910 910 911 -User can set the output power duration before each sampling. 1069 +((( 1070 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1071 +))) 912 912 913 -* AT Command: 1073 +((( 1074 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1075 +))) 914 914 915 -Example: 916 916 917 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 918 918 919 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 920 920 1080 +== 3.6 Listening mode for RS485 network == 921 921 922 -* LoRaWAN Downlink Command: 1082 +((( 1083 +This feature support since firmware v1.4 1084 +))) 923 923 924 -07 01 aa bb Same as AT+5VT=(aa bb) 1086 +((( 1087 +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. 1088 +))) 925 925 926 -07 02 Same as AT+3V3T=(aabb)1090 +(% 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 1092 +((( 1093 +To enable the listening mode, use can run the command AT+RXMODE. 1094 +))) 928 928 1096 +((( 1097 + 1098 +))) 929 929 1100 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1101 +|=(% style="width: 100px;" %)((( 1102 +**Command example** 1103 +)))|=(% style="width: 400px;" %)((( 1104 +**Function** 1105 +))) 1106 +|(% style="width:100px" %)((( 1107 +AT+RXMODE=1,10 1108 +)))|(% style="width:400px" %)((( 1109 +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. 1110 +))) 1111 +|(% style="width:100px" %)((( 1112 +AT+RXMODE=2,500 1113 +)))|(% style="width:400px" %)((( 1114 +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 1115 +))) 1116 +|(% style="width:100px" %)((( 1117 +AT+RXMODE=0,0 1118 +)))|(% style="width:400px" %)((( 1119 +Disable listening mode. This is the default settings. 1120 +))) 1121 +|(% style="width:100px" %)((( 1122 + 1123 +)))|(% style="width:400px" %)((( 1124 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1125 +))) 930 930 931 -1. 932 -11. Buttons 1127 +((( 1128 +(% style="color:#037691" %)** Downlink Command:** 1129 +))) 933 933 934 -|**Button**|**Feature** 935 -|**RST**|Reboot RS485-BL 1131 +((( 1132 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1133 +))) 936 936 937 -1. 938 -11. +3V3 Output 1135 +((( 1136 + 1137 +))) 939 939 940 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1139 +((( 1140 +**Example**: 1141 +))) 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. 1143 +((( 1144 +The RS485-LN is set to AT+RXMODE=2,1000 1145 +))) 943 943 1147 +((( 1148 +There is a two Modbus commands in the RS485 network as below: 1149 +))) 944 944 945 -The +3V3 output time can be controlled by AT Command. 1151 +((( 1152 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1153 +))) 946 946 947 -**AT+3V3T=1000** 1155 +((( 1156 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1157 +))) 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. 1159 +((( 1160 +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 1161 +))) 950 950 1163 +((( 1164 +(% 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" %) 1165 +))) 951 951 952 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1167 +((( 1168 + 1169 +))) 953 953 1171 +((( 1172 +((( 1173 +(% 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. 1174 +))) 1175 +))) 954 954 955 -1. 956 -11. +5V Output 957 957 958 - RS485-BLhasa Controllable +5V output, user can use thisoutput to power externalsensor.1178 +== 3.7 Buttons == 959 959 960 -The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 961 961 1181 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1182 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1183 +|(% 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** 1184 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1185 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 962 962 963 -The 5V output time can be controlled by AT Command. 964 964 965 - **AT+5VT=1000**1188 +== 3.8 LEDs == 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 1191 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1192 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 1193 +|**PWR**|Always on if there is power 1194 +|**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. 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 1197 += 4. Case Study = 972 972 1199 +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]] 973 973 974 974 975 -1. 976 -11. LEDs 1202 += 5. Use AT Command = 977 977 978 -|**LEDs**|**Feature** 979 -|**LED1**|Blink when device transmit a packet. 1204 +== 5.1 Access AT Command == 980 980 981 -1. 982 -11. Switch Jumper 1206 +((( 1207 +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. 1208 +))) 983 983 984 -|**Switch Jumper**|**Feature** 985 -|**SW1**|((( 986 -ISP position: Upgrade firmware via UART 1210 +(% 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" %) 987 987 988 -Flash position: Configure device, check running status. 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., 1213 +((( 1214 +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 alwaysON1217 +(% 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 1220 +((( 1221 +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/]] 1222 +))) 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 1226 +== 5.2 Common AT Command Sequence == 1006 1006 1007 1007 1229 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1008 1008 1009 -1. Use AT Command 1010 -11. Access AT Command 1231 +If device has not joined network yet: 1011 1011 1012 -RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below. 1233 +* (% style="color:#037691" %)**AT+FDR** 1234 +* (% style="color:#037691" %)**AT+NJM=0** 1235 +* (% style="color:#037691" %)**ATZ** 1013 1013 1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1237 +((( 1238 + 1015 1015 1240 +If device already joined network: 1016 1016 1017 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference: 1242 +* (% style="color:#037691" %)**AT+NJM=0** 1243 +* (% style="color:#037691" %)**ATZ** 1018 1018 1019 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1245 + 1246 +))) 1020 1020 1021 1021 1249 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1022 1022 1023 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1024 1024 1252 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1025 1025 1254 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1026 1026 1027 -1. 1028 -11. Common AT Command Sequence 1029 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1256 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 1030 1030 1031 - Ifdevice hasnot joinednetworkyet:1258 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1032 1032 1033 -AT+ FDR1260 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1034 1034 1035 -AT+ NJM=01262 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1036 1036 1037 -AT Z1264 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1038 1038 1266 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1039 1039 1040 - Ifdevicealreadyjoined network:1268 +(% 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. 1041 1041 1042 -AT +NJM=01270 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1043 1043 1044 -ATZ 1045 1045 1046 -1. 1047 -11. 1048 -111. Single-channel ABP mode (Use with LG01/LG02) 1273 +(% style="color:red" %)**Note:** 1049 1049 1050 -AT+FDR Reset Parameters to Factory Default, Keys Reserve 1275 +((( 1276 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1277 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1278 +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. 1279 +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 1280 +))) 1051 1051 1052 - AT+NJM=0Set to ABP mode1282 +(% 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" %) 1053 1053 1054 -AT+ADR=0 Set the Adaptive Data Rate Off 1055 1055 1056 - AT+DR=5SetDataRate1285 += 6. FAQ = 1057 1057 1058 - AT+TDC=60000Settransmitintervalto 60 seconds1287 +== 6.1 How to upgrade the image? == 1059 1059 1060 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1289 +((( 1290 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1291 +))) 1061 1061 1062 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1293 +* ((( 1294 +Support new features 1295 +))) 1296 +* ((( 1297 +For bug fix 1298 +))) 1299 +* ((( 1300 +Change LoRaWAN bands. 1301 +))) 1063 1063 1064 -AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1303 +((( 1304 +Below shows the hardware connection for how to upload an image to RS485-LN: 1305 +))) 1065 1065 1066 - AT+DADDR=26011AF1 SetDeviceAddressto26 01 1A F1,thisIDcanfound in theLoRaServerportal.1307 +(% 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" %) 1067 1067 1068 -ATZ Reset MCU 1309 +((( 1310 +(% 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]]. 1311 +))) 1069 1069 1070 -**Note:** 1313 +((( 1314 +(% 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/]]. 1315 +))) 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 1317 +((( 1318 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1319 +))) 1076 1076 1077 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1321 +((( 1322 +((( 1323 +((( 1324 +(% 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. 1325 +))) 1326 +))) 1327 +))) 1078 1078 1079 1079 1080 -1. FAQ 1081 -11. How to upgrade the image? 1330 +(% 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" %) 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: 1084 1084 1085 -* Support new features 1086 -* For bug fix 1087 -* Change LoRaWAN bands. 1333 +(% 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" %) 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]]1336 +(% 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" %) 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**: Download the[[LTImagefiles>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].1339 +(% 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: 1096 1096 1097 - **Step3: **Openflashloader;chooserectCOMport toupdate.1341 +(% 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" %) 1098 1098 1099 1099 1100 -|((( 1101 -HOLD PRO then press the RST button, SYS will be ON, then click next 1102 -))) 1344 +== 6.2 How to change the LoRa Frequency Bands/Region? == 1103 1103 1104 -|((( 1105 -Board detected 1106 -))) 1346 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1107 1107 1108 -|((( 1109 - 1110 -))) 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]]1349 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1113 1113 1351 +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"]]. 1114 1114 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]]1354 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1117 1117 1356 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 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]]1358 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1120 1120 1121 1121 1122 -1. 1123 -11. How to change the LoRa Frequency Bands/Region? 1361 +== 6.5 Can i use point to point communication for RS485-LN? == 1124 1124 1125 - Usercanfollowtheintroduction for[[howtoupgradeimage>>path:#upgrade_image]].When downloadtheimages, choosethe required imagefile fordownload.1363 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]]. 1126 1126 1127 1127 1366 += 7. Trouble Shooting = 1128 1128 1129 -1. 1130 -11. How many RS485-Slave can RS485-BL connects? 1368 +== 7.1 Downlink doesn't work, how to solve it? == 1131 1131 1132 - TheRS485-BL cansupportmax 32 RS485 devices.Eachuplinkcommand ofRS485-BL can supportmax 16differentRS485command. So RS485-BLcan supportmax 16 RS485 devices pre-program intheevice for uplink.Forother devices no pre-program,usercan usethe [[downlinkmessage(type code0xA8) to poll their info>>path:#downlink_A8]].1370 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1133 1133 1134 1134 1373 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? == 1135 1135 1375 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1136 1136 1137 -1. Trouble Shooting 1138 -11. Downlink doesn’t work, how to solve it? 1139 1139 1140 - Pleaseseethis linkfordebug:1378 += 8. Order Info = 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]]1380 +(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1143 1143 1382 +(% style="color:blue" %)**XXX:** 1144 1144 1384 +* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1385 +* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1386 +* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1387 +* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1388 +* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1389 +* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1390 +* (% style="color:red" %)**US915**(%%): frequency bands US915 1391 +* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1392 +* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1393 +* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1145 1145 1146 -1. 1147 -11. Why I can’t join TTN V3 in US915 /AU915 bands? 1148 1148 1149 - Itmightabout thechannels mapping.Please seefordetail.1396 += 9.Packing Info = 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]] 1152 1152 1153 - 1154 - 1155 -1. Order Info 1156 - 1157 -**Part Number: RS485-BL-XXX** 1158 - 1159 -**XXX:** 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 - 1172 -1. Packing Info 1173 - 1174 1174 **Package Includes**: 1175 1175 1176 -* RS485- BL x 11401 +* RS485-LN x 1 1177 1177 * Stick Antenna for LoRa RF part x 1 1178 1178 * Program cable x 1 1179 1179 ... ... @@ -1184,9 +1184,63 @@ 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 1413 += 10. FCC Caution for RS485LN-US915 = 1191 1191 1192 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1415 +((( 1416 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1417 +))) 1418 + 1419 +((( 1420 +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. 1421 +))) 1422 + 1423 +((( 1424 + 1425 +))) 1426 + 1427 +((( 1428 +(% style="color:red" %)**IMPORTANT NOTE:** 1429 +))) 1430 + 1431 +((( 1432 +**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: 1433 +))) 1434 + 1435 +((( 1436 +—Reorient or relocate the receiving antenna. 1437 +))) 1438 + 1439 +((( 1440 +—Increase the separation between the equipment and receiver. 1441 +))) 1442 + 1443 +((( 1444 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1445 +))) 1446 + 1447 +((( 1448 +—Consult the dealer or an experienced radio/TV technician for help. 1449 +))) 1450 + 1451 +((( 1452 + 1453 +))) 1454 + 1455 +((( 1456 +(% style="color:red" %)**FCC Radiation Exposure Statement:** 1457 +))) 1458 + 1459 +((( 1460 +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. 1461 +))) 1462 + 1463 + 1464 += 11. Support = 1465 + 1466 +* ((( 1467 +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. 1468 +))) 1469 +* ((( 1470 +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]]. 1471 +)))
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