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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.34
edited by Xiaoling
on 2022/06/06 09:53
Change comment: There is no comment for this version
To version 40.52
edited by Xiaoling
on 2022/06/06 10:50
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -94,7 +94,6 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 -
98 98  == 1.3 Features ==
99 99  
100 100  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -106,7 +106,6 @@
106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink
108 108  
109 -
110 110  == 1.4 Applications ==
111 111  
112 112  * Smart Buildings & Home Automation
... ... @@ -116,7 +116,6 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
119 -
120 120  == 1.5 Firmware Change log ==
121 121  
122 122  [[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
... ... @@ -261,83 +261,130 @@
261 261  
262 262  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
263 263  
261 +(((
264 264  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 +)))
265 265  
265 +(((
266 266  **~1. RS485-MODBUS mode:**
267 +)))
267 267  
269 +(((
268 268  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 +)))
269 269  
273 +(((
270 270  **2. TTL mode:**
275 +)))
271 271  
277 +(((
272 272  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 +)))
273 273  
281 +(((
274 274  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 +)))
275 275  
276 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
277 -|(((
285 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 +|=(% style="width: 120px;" %)(((
287 +(((
278 278  **AT Commands**
279 -)))|(% style="width:285px" %)(((
289 +)))
290 +)))|=(% style="width: 190px;" %)(((
291 +(((
280 280  **Description**
281 -)))|(% style="width:347px" %)(((
293 +)))
294 +)))|=(% style="width: 190px;" %)(((
295 +(((
282 282  **Example**
283 283  )))
284 -|(((
298 +)))
299 +|(% style="width:120px" %)(((
300 +(((
285 285  AT+BAUDR
286 -)))|(% style="width:285px" %)(((
302 +)))
303 +)))|(% style="width:190px" %)(((
304 +(((
287 287  Set the baud rate (for RS485 connection). Default Value is: 9600.
288 -)))|(% style="width:347px" %)(((
306 +)))
307 +)))|(% style="width:190px" %)(((
289 289  (((
309 +(((
290 290  AT+BAUDR=9600
291 291  )))
312 +)))
292 292  
293 293  (((
315 +(((
294 294  Options: (1200,2400,4800,14400,19200,115200)
295 295  )))
296 296  )))
297 -|(((
319 +)))
320 +|(% style="width:120px" %)(((
321 +(((
298 298  AT+PARITY
299 -)))|(% style="width:285px" %)(((
323 +)))
324 +)))|(% style="width:190px" %)(((
300 300  (((
326 +(((
301 301  Set UART parity (for RS485 connection)
302 302  )))
329 +)))
303 303  
304 304  (((
332 +(((
305 305  Default Value is: no parity.
306 306  )))
307 -)))|(% style="width:347px" %)(((
335 +)))
336 +)))|(% style="width:190px" %)(((
308 308  (((
338 +(((
309 309  AT+PARITY=0
310 310  )))
341 +)))
311 311  
312 312  (((
344 +(((
313 313  Option: 0: no parity, 1: odd parity, 2: even parity
314 314  )))
315 315  )))
316 -|(((
348 +)))
349 +|(% style="width:120px" %)(((
350 +(((
317 317  AT+STOPBIT
318 -)))|(% style="width:285px" %)(((
352 +)))
353 +)))|(% style="width:190px" %)(((
319 319  (((
355 +(((
320 320  Set serial stopbit (for RS485 connection)
321 321  )))
358 +)))
322 322  
323 323  (((
361 +(((
324 324  Default Value is: 1bit.
325 325  )))
326 -)))|(% style="width:347px" %)(((
364 +)))
365 +)))|(% style="width:190px" %)(((
327 327  (((
367 +(((
328 328  AT+STOPBIT=0 for 1bit
329 329  )))
370 +)))
330 330  
331 331  (((
373 +(((
332 332  AT+STOPBIT=1 for 1.5 bit
333 333  )))
376 +)))
334 334  
335 335  (((
379 +(((
336 336  AT+STOPBIT=2 for 2 bits
337 337  )))
338 338  )))
383 +)))
339 339  
340 -
341 341  === 3.3.2 Configure sensors ===
342 342  
343 343  (((
... ... @@ -348,19 +348,20 @@
348 348  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.
349 349  )))
350 350  
351 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
352 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
353 -|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" %)(((
354 354  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
355 355  
356 356  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
357 357  
358 358  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
359 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
403 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
360 360  
361 361  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
362 362  
363 363  
408 +
364 364  === 3.3.3 Configure read commands for each sampling ===
365 365  
366 366  (((
... ... @@ -433,7 +433,7 @@
433 433  
434 434  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
435 435  
436 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
481 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
437 437  |(% style="width:498px" %)(((
438 438  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
439 439  
... ... @@ -448,7 +448,7 @@
448 448  
449 449  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
450 450  
451 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
496 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
452 452  |(% style="width:577px" %)(((
453 453  **AT+SEARCHx=aa,xx xx xx xx xx**
454 454  
... ... @@ -476,7 +476,7 @@
476 476  
477 477  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
478 478  
479 -(% style="background-color:#4f81bd; color:white; width:729px" %)
524 +(% style="background-color:#4f81bd; color:white; width:510px" %)
480 480  |(% style="width:726px" %)(((
481 481  **AT+DATACUTx=a,b,c**
482 482  
... ... @@ -544,10 +544,14 @@
544 544  
545 545  (((
546 546  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 +
547 547  )))
548 548  
549 549  (((
550 550  (% style="color:#037691" %)**Examples: AT+DATAUP=0**
598 +
599 +
551 551  )))
552 552  
553 553  (((
... ... @@ -765,7 +765,6 @@
765 765  
766 766  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
767 767  
768 -
769 769  === 3.5.1 Common Commands: ===
770 770  
771 771  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]]
... ... @@ -1125,7 +1125,6 @@
1125 1125  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1126 1126  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1127 1127  
1128 -
1129 1129  == 3.7 +3V3 Output ==
1130 1130  
1131 1131  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1166,7 +1166,6 @@
1166 1166  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1167 1167  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1168 1168  
1169 -
1170 1170  == 3.10 Switch Jumper ==
1171 1171  
1172 1172  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1354,8 +1354,6 @@
1354 1354  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1355 1355  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1356 1356  
1357 -
1358 -
1359 1359  = 9. Packing Info =
1360 1360  
1361 1361  (((