Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -69,6 +69,7 @@ 69 69 (% 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" %) 70 70 71 71 72 + 72 72 == 1.2 Specifications == 73 73 74 74 ... ... @@ -108,10 +108,9 @@ 108 108 109 109 110 110 111 - 112 - 113 113 == 1.3 Features == 114 114 114 + 115 115 * LoRaWAN Class A & Class C protocol (default Class C) 116 116 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 117 117 * AT Commands to change parameters ... ... @@ -123,10 +123,9 @@ 123 123 124 124 125 125 126 - 127 - 128 128 == 1.4 Applications == 129 129 128 + 130 130 * Smart Buildings & Home Automation 131 131 * Logistics and Supply Chain Management 132 132 * Smart Metering ... ... @@ -136,15 +136,16 @@ 136 136 137 137 138 138 139 - 140 - 141 141 == 1.5 Firmware Change log == 142 142 140 + 143 143 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 144 144 145 145 144 + 146 146 == 1.6 Hardware Change log == 147 147 147 + 148 148 ((( 149 149 ((( 150 150 ((( ... ... @@ -155,6 +155,7 @@ 155 155 v1.0: Release 156 156 ))) 157 157 158 + 158 158 159 159 ))) 160 160 ))) ... ... @@ -161,6 +161,7 @@ 161 161 162 162 = 2. Power ON Device = 163 163 165 + 164 164 ((( 165 165 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 166 166 ... ... @@ -173,6 +173,7 @@ 173 173 174 174 (% 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" %) 175 175 178 + 176 176 177 177 ))) 178 178 ... ... @@ -180,16 +180,19 @@ 180 180 181 181 == 3.1 How it works? == 182 182 186 + 183 183 ((( 184 184 ((( 185 185 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. 186 186 ))) 187 187 192 + 188 188 189 189 ))) 190 190 191 191 == 3.2 Example to join LoRaWAN network == 192 192 198 + 193 193 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. 194 194 195 195 (% 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" %) ... ... @@ -259,8 +259,10 @@ 259 259 (% 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" %) 260 260 261 261 268 + 262 262 == 3.3 Configure Commands to read data == 263 263 271 + 264 264 ((( 265 265 ((( 266 266 ((( ... ... @@ -270,15 +270,17 @@ 270 270 271 271 ((( 272 272 ((( 273 -(% 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 v1.1 281 +(% 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** 274 274 ))) 275 275 284 + 276 276 277 277 ))) 278 278 ))) 279 279 280 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication === 289 +=== 3.3.1 Configure UART settings for RS485 or TTL communication === 281 281 291 + 282 282 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: 283 283 284 284 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) ... ... @@ -340,11 +340,15 @@ 340 340 ))) 341 341 342 342 353 + 343 343 === 3.3.2 Configure sensors === 344 344 356 + 345 345 ((( 346 346 ((( 347 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling. 359 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling. 360 + 361 + 348 348 ))) 349 349 ))) 350 350 ... ... @@ -365,8 +365,10 @@ 365 365 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 366 366 367 367 382 + 368 368 === 3.3.3 Configure read commands for each sampling === 369 369 385 + 370 370 ((( 371 371 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. 372 372 ... ... @@ -440,6 +440,7 @@ 440 440 441 441 === 3.3.4 Compose the uplink payload === 442 442 459 + 443 443 ((( 444 444 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.** 445 445 ... ... @@ -498,7 +498,7 @@ 498 498 DATA3=the rest of Valid value of RETURN10= **30** 499 499 500 500 501 -(% 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: 518 +(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:** 502 502 503 503 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 504 504 ... ... @@ -517,6 +517,7 @@ 517 517 518 518 === 3.3.5 Uplink on demand === 519 519 537 + 520 520 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. 521 521 522 522 Downlink control command: ... ... @@ -529,6 +529,7 @@ 529 529 530 530 === 3.3.6 Uplink on Interrupt === 531 531 550 + 532 532 RS485-LN support external Interrupt uplink since hardware v1.2 release. 533 533 534 534 (% 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" %) ... ... @@ -536,6 +536,7 @@ 536 536 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. 537 537 538 538 558 + 539 539 == 3.4 Uplink Payload == 540 540 541 541 ... ... @@ -544,8 +544,10 @@ 544 544 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 545 545 546 546 567 + 547 547 == 3.5 Configure RS485-LN via AT or Downlink == 548 548 570 + 549 549 ((( 550 550 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 551 551 ))) ... ... @@ -567,26 +567,31 @@ 567 567 ))) 568 568 569 569 592 + 570 570 === 3.5.1 Common Commands === 571 571 595 + 572 572 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]] 573 573 574 574 599 + 575 575 === 3.5.2 Sensor related commands === 576 576 602 + 577 577 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. 578 578 579 -(% 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"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag tomove" width="15"]](% title="Click and drag to resize" %)605 +(% 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" %) 580 580 581 581 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) 582 582 583 583 610 + 584 584 === 3.5.3 Sensor related commands === 585 585 586 586 587 587 588 588 589 -==== (% style="color: #037691" %)**RS485 Debug Command**(%%) ====616 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ==== 590 590 591 591 ((( 592 592 This command is used to configure the RS485 devices; they won’t be used during sampling. ... ... @@ -1087,6 +1087,7 @@ 1087 1087 1088 1088 == 3.6 Listening mode for RS485 network == 1089 1089 1117 + 1090 1090 ((( 1091 1091 This feature support since firmware v1.4 1092 1092 ))) ... ... @@ -1093,6 +1093,8 @@ 1093 1093 1094 1094 ((( 1095 1095 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. 1124 + 1125 + 1096 1096 ))) 1097 1097 1098 1098 (% 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" %) ... ... @@ -1178,11 +1178,12 @@ 1178 1178 1179 1179 ((( 1180 1180 ((( 1181 -(% 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. 1211 +(% 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.** 1182 1182 ))) 1183 1183 ))) 1184 1184 1185 1185 1216 + 1186 1186 == 3.7 Buttons == 1187 1187 1188 1188 ... ... @@ -1192,6 +1192,8 @@ 1192 1192 |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1193 1193 |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1194 1194 1226 + 1227 + 1195 1195 == 3.8 LEDs == 1196 1196 1197 1197 ... ... @@ -1200,15 +1200,20 @@ 1200 1200 |**PWR**|Always on if there is power 1201 1201 |**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. 1202 1202 1236 + 1237 + 1203 1203 = 4. Case Study = 1204 1204 1240 + 1205 1205 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]] 1206 1206 1207 1207 1244 + 1208 1208 = 5. Use AT Command = 1209 1209 1210 1210 == 5.1 Access AT Command == 1211 1211 1249 + 1212 1212 ((( 1213 1213 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. 1214 1214 ))) ... ... @@ -1231,63 +1231,51 @@ 1231 1231 1232 1232 == 5.2 Common AT Command Sequence == 1233 1233 1272 + 1234 1234 === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1235 1235 1275 + 1236 1236 If device has not joined network yet: 1237 1237 1238 -(% class="box infomessage" %) 1239 -((( 1240 -**AT+FDR** 1241 -))) 1278 +* (% style="color:#037691" %)**AT+FDR** 1279 +* (% style="color:#037691" %)**AT+NJM=0** 1280 +* (% style="color:#037691" %)**ATZ** 1242 1242 1243 -(% class="box infomessage" %) 1244 1244 ((( 1245 -**AT+NJM=0** 1246 -))) 1283 + 1247 1247 1248 -(% class="box infomessage" %) 1249 -((( 1250 -**ATZ** 1251 -))) 1252 - 1253 - 1254 -((( 1255 1255 If device already joined network: 1256 -))) 1257 1257 1258 -(% class="box infomessage" %) 1259 -((( 1260 -**AT+NJM=0** 1261 -))) 1287 +* (% style="color:#037691" %)**AT+NJM=0** 1288 +* (% style="color:#037691" %)**ATZ** 1262 1262 1263 -(% class="box infomessage" %) 1264 -((( 1265 -**ATZ** 1290 + 1266 1266 ))) 1267 1267 1268 1268 1294 + 1269 1269 === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 1270 1270 1271 1271 1272 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1298 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1273 1273 1274 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode 1300 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 1275 1275 1276 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off 1302 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 1277 1277 1278 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%)Set Data Rate 1304 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 1279 1279 1280 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1306 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1281 1281 1282 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1308 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1283 1283 1284 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1310 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1285 1285 1286 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1312 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1287 1287 1288 -(% 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. 1314 +(% 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. 1289 1289 1290 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1316 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1291 1291 1292 1292 1293 1293 (% style="color:red" %)**Note:** ... ... @@ -1302,10 +1302,12 @@ 1302 1302 (% 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" %) 1303 1303 1304 1304 1331 + 1305 1305 = 6. FAQ = 1306 1306 1307 1307 == 6.1 How to upgrade the image? == 1308 1308 1336 + 1309 1309 ((( 1310 1310 The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1311 1311 ))) ... ... @@ -1324,18 +1324,20 @@ 1324 1324 Below shows the hardware connection for how to upload an image to RS485-LN: 1325 1325 ))) 1326 1326 1327 -(% 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" %)1355 +(% 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"]] 1328 1328 1357 +(% title="Click and drag to resize" %) 1358 + 1329 1329 ((( 1330 -**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]]. 1360 +(% 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]]. 1331 1331 ))) 1332 1332 1333 1333 ((( 1334 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir= LT_LoRa_IO_Controller/LT33222-L/image/]].1364 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]]. 1335 1335 ))) 1336 1336 1337 1337 ((( 1338 -**Step3: **Open flashloader; choose the correct COM port to update. 1368 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 1339 1339 ))) 1340 1340 1341 1341 ((( ... ... @@ -1356,57 +1356,86 @@ 1356 1356 (% 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" %) 1357 1357 1358 1358 1359 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1389 +(% 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:** 1360 1360 1361 1361 (% 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" %) 1362 1362 1363 1363 1394 + 1364 1364 == 6.2 How to change the LoRa Frequency Bands/Region? == 1365 1365 1397 + 1366 1366 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1367 1367 1368 1368 1401 + 1369 1369 == 6.3 How many RS485-Slave can RS485-LN connects? == 1370 1370 1404 + 1371 1371 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"]]. 1372 1372 1373 1373 1408 + 1374 1374 == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1375 1375 1411 + 1376 1376 When user need to use with ChirpStack or TTI. Please set AT+RPL=4. 1377 1377 1378 1378 Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]] 1379 1379 1380 1380 1417 + 1418 +== 6.5 Can i use point to point communication for RS485-LN? == 1419 + 1420 + 1421 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]]. 1422 + 1423 + 1424 + 1425 +== 6.6 How to Use RS485-LN to connect to RS232 devices? == 1426 + 1427 + 1428 +[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]] 1429 + 1430 + 1431 + 1381 1381 = 7. Trouble Shooting = 1382 1382 1383 -== 7.1 Downlink doesn’t work, how to solve it? == 1384 1384 1435 +== 7.1 Downlink doesn't work, how to solve it? == 1436 + 1437 + 1385 1385 Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1386 1386 1387 1387 1388 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? == 1389 1389 1442 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? == 1443 + 1444 + 1390 1390 It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1391 1391 1392 1392 1448 + 1393 1393 = 8. Order Info = 1394 1394 1451 + 1395 1395 (% style="color:blue" %)**Part Number: RS485-LN-XXX** 1396 1396 1397 1397 (% style="color:blue" %)**XXX:** 1398 1398 1399 -* (% style="color: blue" %)**EU433**(%%): frequency bands EU4331400 -* (% style="color: blue" %)**EU868**(%%): frequency bands EU8681401 -* (% style="color: blue" %)**KR920**(%%): frequency bands KR9201402 -* (% style="color: blue" %)**CN470**(%%): frequency bands CN4701403 -* (% style="color: blue" %)**AS923**(%%): frequency bands AS9231404 -* (% style="color: blue" %)**AU915**(%%): frequency bands AU9151405 -* (% style="color: blue" %)**US915**(%%): frequency bands US9151406 -* (% style="color: blue" %)**IN865**(%%): frequency bands IN8651407 -* (% style="color: blue" %)**RU864**(%%): frequency bands RU8641408 -* (% style="color: blue" %)**KZ865**(%%): frequency bands KZ8651456 +* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1457 +* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1458 +* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1459 +* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1460 +* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1461 +* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1462 +* (% style="color:red" %)**US915**(%%): frequency bands US915 1463 +* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1464 +* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1465 +* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1409 1409 1467 + 1468 + 1410 1410 = 9.Packing Info = 1411 1411 1412 1412 ... ... @@ -1423,8 +1423,11 @@ 1423 1423 * Package Size / pcs : 14.5 x 8 x 5 cm 1424 1424 * Weight / pcs : 170g 1425 1425 1485 + 1486 + 1426 1426 = 10. FCC Caution for RS485LN-US915 = 1427 1427 1489 + 1428 1428 ((( 1429 1429 Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1430 1430 ))) ... ... @@ -1438,7 +1438,7 @@ 1438 1438 ))) 1439 1439 1440 1440 ((( 1441 -**IMPORTANT NOTE:** 1503 +(% style="color:red" %)**IMPORTANT NOTE:** 1442 1442 ))) 1443 1443 1444 1444 ((( ... ... @@ -1466,7 +1466,7 @@ 1466 1466 ))) 1467 1467 1468 1468 ((( 1469 -**FCC Radiation Exposure Statement:** 1531 +(% style="color:red" %)**FCC Radiation Exposure Statement:** 1470 1470 ))) 1471 1471 1472 1472 ((( ... ... @@ -1474,8 +1474,10 @@ 1474 1474 ))) 1475 1475 1476 1476 1539 + 1477 1477 = 11. Support = 1478 1478 1542 + 1479 1479 * ((( 1480 1480 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. 1481 1481 )))