Skip to Content
Last modified by Xiaoling on 2025/04/23 15:57
From version 40.54
edited by Xiaoling
on 2022/06/06 10:51
Change comment: There is no comment for this version
To version 40.37
edited by Xiaoling
on 2022/06/06 09:57
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -94,6 +94,7 @@
94 94  * 127 dB Dynamic Range RSSI.
95 95  * Automatic RF Sense and CAD with ultra-fast AFC. ​​​
96 96  
97 +
97 97  == 1.3 Features ==
98 98  
99 99  * LoRaWAN Class A & Class C protocol (default Class A)
... ... @@ -105,6 +105,7 @@
105 105  * Support Modbus protocol
106 106  * Support Interrupt uplink
107 107  
109 +
108 108  == 1.4 Applications ==
109 109  
110 110  * Smart Buildings & Home Automation
... ... @@ -114,6 +114,7 @@
114 114  * Smart Cities
115 115  * Smart Factory
116 116  
119 +
117 117  == 1.5 Firmware Change log ==
118 118  
119 119  [[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);"]]
... ... @@ -282,29 +282,29 @@
282 282  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.
283 283  )))
284 284  
285 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 -|=(% style="width: 120px;" %)(((
288 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
289 +|=(((
287 287  (((
288 288  **AT Commands**
289 289  )))
290 -)))|=(% style="width: 190px;" %)(((
293 +)))|=(% style="width: 285px;" %)(((
291 291  (((
292 292  **Description**
293 293  )))
294 -)))|=(% style="width: 190px;" %)(((
297 +)))|=(% style="width: 347px;" %)(((
295 295  (((
296 296  **Example**
297 297  )))
298 298  )))
299 -|(% style="width:120px" %)(((
302 +|(((
300 300  (((
301 301  AT+BAUDR
302 302  )))
303 -)))|(% style="width:190px" %)(((
306 +)))|(% style="width:285px" %)(((
304 304  (((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 306  )))
307 -)))|(% style="width:190px" %)(((
310 +)))|(% style="width:347px" %)(((
308 308  (((
309 309  (((
310 310  AT+BAUDR=9600
... ... @@ -317,11 +317,11 @@
317 317  )))
318 318  )))
319 319  )))
320 -|(% style="width:120px" %)(((
323 +|(((
321 321  (((
322 322  AT+PARITY
323 323  )))
324 -)))|(% style="width:190px" %)(((
327 +)))|(% style="width:285px" %)(((
325 325  (((
326 326  (((
327 327  Set UART parity (for RS485 connection)
... ... @@ -333,7 +333,7 @@
333 333  Default Value is: no parity.
334 334  )))
335 335  )))
336 -)))|(% style="width:190px" %)(((
339 +)))|(% style="width:347px" %)(((
337 337  (((
338 338  (((
339 339  AT+PARITY=0
... ... @@ -346,11 +346,11 @@
346 346  )))
347 347  )))
348 348  )))
349 -|(% style="width:120px" %)(((
352 +|(((
350 350  (((
351 351  AT+STOPBIT
352 352  )))
353 -)))|(% style="width:190px" %)(((
356 +)))|(% style="width:285px" %)(((
354 354  (((
355 355  (((
356 356  Set serial stopbit (for RS485 connection)
... ... @@ -362,7 +362,7 @@
362 362  Default Value is: 1bit.
363 363  )))
364 364  )))
365 -)))|(% style="width:190px" %)(((
368 +)))|(% style="width:347px" %)(((
366 366  (((
367 367  (((
368 368  AT+STOPBIT=0 for 1bit
... ... @@ -394,20 +394,19 @@
394 394  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.
395 395  )))
396 396  
397 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
398 -|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
399 -|AT+CFGDEV|(% style="width:120px" %)(((
400 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
401 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
402 +|AT+CFGDEV|(% style="width:418px" %)(((
400 400  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
401 401  
402 402  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
403 403  
404 404  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
405 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
408 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
406 406  
407 407  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
408 408  
409 409  
410 -
411 411  === 3.3.3 Configure read commands for each sampling ===
412 412  
413 413  (((
... ... @@ -474,32 +474,20 @@
474 474  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
475 475  )))
476 476  
477 -(((
478 478  **Examples:**
479 -)))
480 480  
481 -(((
482 482  Below are examples for the how above AT Commands works.
483 -)))
484 484  
485 -(((
486 486  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
487 -)))
488 488  
489 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
485 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
490 490  |(% style="width:498px" %)(((
491 -(((
492 492  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
493 -)))
494 494  
495 -(((
496 496  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
497 -)))
498 498  
499 -(((
500 500  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
501 501  )))
502 -)))
503 503  
504 504  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.
505 505  
... ... @@ -507,7 +507,7 @@
507 507  
508 508  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
509 509  
510 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
500 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
511 511  |(% style="width:577px" %)(((
512 512  **AT+SEARCHx=aa,xx xx xx xx xx**
513 513  
... ... @@ -535,7 +535,7 @@
535 535  
536 536  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
537 537  
538 -(% style="background-color:#4f81bd; color:white; width:510px" %)
528 +(% style="background-color:#4f81bd; color:white; width:729px" %)
539 539  |(% style="width:726px" %)(((
540 540  **AT+DATACUTx=a,b,c**
541 541  
... ... @@ -603,14 +603,10 @@
603 603  
604 604  (((
605 605  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.**
606 -
607 -
608 608  )))
609 609  
610 610  (((
611 611  (% style="color:#037691" %)**Examples: AT+DATAUP=0**
612 -
613 -
614 614  )))
615 615  
616 616  (((
... ... @@ -828,6 +828,7 @@
828 828  
829 829  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
830 830  
817 +
831 831  === 3.5.1 Common Commands: ===
832 832  
833 833  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]]
... ... @@ -1187,6 +1187,7 @@
1187 1187  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1188 1188  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1189 1189  
1177 +
1190 1190  == 3.7 +3V3 Output ==
1191 1191  
1192 1192  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1227,6 +1227,7 @@
1227 1227  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1228 1228  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1229 1229  
1218 +
1230 1230  == 3.10 Switch Jumper ==
1231 1231  
1232 1232  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1414,6 +1414,8 @@
1414 1414  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1415 1415  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1416 1416  
1406 +
1407 +
1417 1417  = 9. Packing Info =
1418 1418  
1419 1419  (((