Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -124,29 +124,47 @@ 124 124 ((( 125 125 126 126 127 +((( 127 127 v1.4 128 128 ))) 130 +))) 129 129 130 130 ((( 133 +((( 131 131 ~1. Change Power IC to TPS22916 132 132 ))) 136 +))) 133 133 138 +((( 139 + 140 +))) 134 134 135 135 ((( 143 +((( 136 136 v1.3 137 137 ))) 146 +))) 138 138 139 139 ((( 149 +((( 140 140 ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire 141 141 ))) 152 +))) 142 142 154 +((( 155 + 156 +))) 143 143 144 144 ((( 159 +((( 145 145 v1.2 146 146 ))) 162 +))) 147 147 148 148 ((( 165 +((( 149 149 Release version 167 +))) 150 150 151 151 152 152 ))) ... ... @@ -240,81 +240,129 @@ 240 240 241 241 === 3.3.1 onfigure UART settings for RS485 or TTL communication === 242 242 261 +((( 243 243 RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 263 +))) 244 244 265 +((( 245 245 **~1. RS485-MODBUS mode:** 267 +))) 246 246 269 +((( 247 247 AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 271 +))) 248 248 273 +((( 249 249 **2. TTL mode:** 275 +))) 250 250 277 +((( 251 251 AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 279 +))) 252 252 281 +((( 253 253 RS485-BL default UART settings is **9600, no parity, stop bit 1**. If the sensor has a different settings, user can change the RS485-BL setting to match. 283 +))) 254 254 255 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %) 256 -|((( 285 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 286 +|=(% style="width: 120px;" %)((( 287 +((( 257 257 **AT Commands** 258 -)))|(% style="width:285px" %)((( 289 +))) 290 +)))|=(% style="width: 190px;" %)((( 291 +((( 259 259 **Description** 260 -)))|(% style="width:347px" %)((( 293 +))) 294 +)))|=(% style="width: 190px;" %)((( 295 +((( 261 261 **Example** 262 262 ))) 263 -|((( 298 +))) 299 +|(% style="width:120px" %)((( 300 +((( 264 264 AT+BAUDR 265 -)))|(% style="width:285px" %)((( 302 +))) 303 +)))|(% style="width:190px" %)((( 304 +((( 266 266 Set the baud rate (for RS485 connection). Default Value is: 9600. 267 -)))|(% style="width:347px" %)((( 306 +))) 307 +)))|(% style="width:190px" %)((( 268 268 ((( 309 +((( 269 269 AT+BAUDR=9600 270 270 ))) 312 +))) 271 271 272 272 ((( 315 +((( 273 273 Options: (1200,2400,4800,14400,19200,115200) 274 274 ))) 275 275 ))) 276 -|((( 319 +))) 320 +|(% style="width:120px" %)((( 321 +((( 277 277 AT+PARITY 278 -)))|(% style="width:285px" %)((( 323 +))) 324 +)))|(% style="width:190px" %)((( 279 279 ((( 326 +((( 280 280 Set UART parity (for RS485 connection) 281 281 ))) 329 +))) 282 282 283 283 ((( 332 +((( 284 284 Default Value is: no parity. 285 285 ))) 286 -)))|(% style="width:347px" %)((( 335 +))) 336 +)))|(% style="width:190px" %)((( 287 287 ((( 338 +((( 288 288 AT+PARITY=0 289 289 ))) 341 +))) 290 290 291 291 ((( 344 +((( 292 292 Option: 0: no parity, 1: odd parity, 2: even parity 293 293 ))) 294 294 ))) 295 -|((( 348 +))) 349 +|(% style="width:120px" %)((( 350 +((( 296 296 AT+STOPBIT 297 -)))|(% style="width:285px" %)((( 352 +))) 353 +)))|(% style="width:190px" %)((( 298 298 ((( 355 +((( 299 299 Set serial stopbit (for RS485 connection) 300 300 ))) 358 +))) 301 301 302 302 ((( 361 +((( 303 303 Default Value is: 1bit. 304 304 ))) 305 -)))|(% style="width:347px" %)((( 364 +))) 365 +)))|(% style="width:190px" %)((( 306 306 ((( 367 +((( 307 307 AT+STOPBIT=0 for 1bit 308 308 ))) 370 +))) 309 309 310 310 ((( 373 +((( 311 311 AT+STOPBIT=1 for 1.5 bit 312 312 ))) 376 +))) 313 313 314 314 ((( 379 +((( 315 315 AT+STOPBIT=2 for 2 bits 316 316 ))) 317 317 ))) 383 +))) 318 318 319 319 === 3.3.2 Configure sensors === 320 320 ... ... @@ -326,19 +326,20 @@ 326 326 When user issue an (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) command, Each (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling. 327 327 ))) 328 328 329 -(% border="1" style="background-color:#ffffcc; color:green; width: 806px" %)330 -|**AT Commands**|(% style="width: 418px" %)**Description**|(% style="width:256px" %)**Example**331 -|AT+CFGDEV|(% style="width: 418px" %)(((395 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 396 +|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 397 +|AT+CFGDEV|(% style="width:120px" %)((( 332 332 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 333 333 334 334 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 335 335 336 336 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 337 -)))|(% style="width: 256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m403 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 338 338 339 339 Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]]. 340 340 341 341 408 + 342 342 === 3.3.3 Configure read commands for each sampling === 343 343 344 344 ((( ... ... @@ -411,7 +411,7 @@ 411 411 412 412 **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is: 413 413 414 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:50 1px" %)481 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %) 415 415 |(% style="width:498px" %)((( 416 416 **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 417 417 ... ... @@ -426,7 +426,7 @@ 426 426 427 427 **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx. 428 428 429 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:5 80px" %)496 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %) 430 430 |(% style="width:577px" %)((( 431 431 **AT+SEARCHx=aa,xx xx xx xx xx** 432 432 ... ... @@ -454,7 +454,7 @@ 454 454 455 455 **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 456 456 457 -(% style="background-color:#4f81bd; color:white; width: 729px" %)524 +(% style="background-color:#4f81bd; color:white; width:510px" %) 458 458 |(% style="width:726px" %)((( 459 459 **AT+DATACUTx=a,b,c** 460 460 ... ... @@ -522,10 +522,14 @@ 522 522 523 523 ((( 524 524 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.** 592 + 593 + 525 525 ))) 526 526 527 527 ((( 528 528 (% style="color:#037691" %)**Examples: AT+DATAUP=0** 598 + 599 + 529 529 ))) 530 530 531 531 ((( ... ... @@ -721,7 +721,7 @@ 721 721 ))) 722 722 723 723 ((( 724 -} 795 +**}** 725 725 726 726 727 727 ))) ... ... @@ -743,8 +743,6 @@ 743 743 744 744 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL. User can see these commands below: 745 745 746 - 747 - 748 748 === 3.5.1 Common Commands: === 749 749 750 750 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]] ... ... @@ -999,6 +999,7 @@ 999 999 1000 1000 1001 1001 1071 + 1002 1002 ==== **Manually trigger an Uplink** ==== 1003 1003 1004 1004 Ask device to send an uplink immediately. ... ... @@ -1009,6 +1009,7 @@ 1009 1009 1010 1010 1011 1011 1082 + 1012 1012 ==== **Clear RS485 Command** ==== 1013 1013 1014 1014 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. ... ... @@ -1095,6 +1095,7 @@ 1095 1095 **07 02 aa bb** Same as AT+3V3T=(aa bb) 1096 1096 1097 1097 1169 + 1098 1098 == 3.6 Buttons == 1099 1099 1100 1100 (% border="1" style="background-color:#ffffcc; color:green; width:233px" %) ... ... @@ -1101,8 +1101,6 @@ 1101 1101 |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature** 1102 1102 |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL 1103 1103 1104 - 1105 - 1106 1106 == 3.7 +3V3 Output == 1107 1107 1108 1108 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -1143,8 +1143,6 @@ 1143 1143 |=**LEDs**|=(% style="width: 274px;" %)**Feature** 1144 1144 |**LED1**|(% style="width:274px" %)Blink when device transmit a packet. 1145 1145 1146 - 1147 - 1148 1148 == 3.10 Switch Jumper == 1149 1149 1150 1150 (% border="1" style="background-color:#ffffcc; color:green; width:515px" %) ... ... @@ -1184,7 +1184,7 @@ 1184 1184 [[image:1654136105500-922.png]] 1185 1185 1186 1186 1187 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]] 1255 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] 1188 1188 1189 1189 1190 1190 == 5.2 Common AT Command Sequence == ... ... @@ -1288,13 +1288,17 @@ 1288 1288 1289 1289 == 6.2 How to change the LoRa Frequency Bands/Region? == 1290 1290 1359 +((( 1291 1291 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1361 +))) 1292 1292 1293 1293 1294 1294 1295 1295 == 6.3 How many RS485-Slave can RS485-BL connects? == 1296 1296 1367 +((( 1297 1297 The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 1369 +))) 1298 1298 1299 1299 1300 1300 ... ... @@ -1328,7 +1328,6 @@ 1328 1328 * (% style="color:blue" %)**RU864**(%%): frequency bands RU864 1329 1329 * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865 1330 1330 1331 - 1332 1332 = 9. Packing Info = 1333 1333 1334 1334 ((( ... ... @@ -1366,5 +1366,9 @@ 1366 1366 1367 1367 = 10. Support = 1368 1368 1369 -* 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. 1370 -* 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]] 1440 +* ((( 1441 +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. 1442 +))) 1443 +* ((( 1444 +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]] 1445 +)))