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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 35.5
edited by Xiaoling
on 2022/06/02 10:20
Change comment: There is no comment for this version

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... ... @@ -124,47 +124,29 @@
124 124  (((
125 125  
126 126  
127 -(((
128 128  v1.4
129 129  )))
130 -)))
131 131  
132 132  (((
133 -(((
134 134  ~1. Change Power IC to TPS22916
135 135  )))
136 -)))
137 137  
138 -(((
139 -
140 -)))
141 141  
142 142  (((
143 -(((
144 144  v1.3
145 145  )))
146 -)))
147 147  
148 148  (((
149 -(((
150 150  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
151 151  )))
152 -)))
153 153  
154 -(((
155 -
156 -)))
157 157  
158 158  (((
159 -(((
160 160  v1.2
161 161  )))
162 -)))
163 163  
164 164  (((
165 -(((
166 166  Release version ​​​​​
167 -)))
168 168  
169 169  
170 170  )))
... ... @@ -258,132 +258,82 @@
258 258  
259 259  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
260 260  
261 -(((
262 262  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
263 -)))
264 264  
265 -(((
266 266  **~1. RS485-MODBUS mode:**
267 -)))
268 268  
269 -(((
270 270  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
271 -)))
272 272  
273 -(((
274 274  **2. TTL mode:**
275 -)))
276 276  
277 -(((
278 278  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
279 -)))
280 280  
281 -(((
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 -)))
284 284  
285 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 -|=(% style="width: 120px;" %)(((
287 -(((
255 +(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
256 +|(((
288 288  **AT Commands**
289 -)))
290 -)))|=(% style="width: 190px;" %)(((
291 -(((
258 +)))|(% style="width:285px" %)(((
292 292  **Description**
293 -)))
294 -)))|=(% style="width: 190px;" %)(((
295 -(((
260 +)))|(% style="width:347px" %)(((
296 296  **Example**
297 297  )))
298 -)))
299 -|(% style="width:120px" %)(((
300 -(((
263 +|(((
301 301  AT+BAUDR
302 -)))
303 -)))|(% style="width:190px" %)(((
304 -(((
265 +)))|(% style="width:285px" %)(((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 -)))
307 -)))|(% style="width:190px" %)(((
267 +)))|(% style="width:347px" %)(((
308 308  (((
309 -(((
310 310  AT+BAUDR=9600
311 311  )))
312 -)))
313 313  
314 314  (((
315 -(((
316 316  Options: (1200,2400,4800,14400,19200,115200)
317 317  )))
318 318  )))
319 -)))
320 -|(% style="width:120px" %)(((
321 -(((
276 +|(((
322 322  AT+PARITY
323 -)))
324 -)))|(% style="width:190px" %)(((
278 +)))|(% style="width:285px" %)(((
325 325  (((
326 -(((
327 327  Set UART parity (for RS485 connection)
328 328  )))
329 -)))
330 330  
331 331  (((
332 -(((
333 333  Default Value is: no parity.
334 334  )))
335 -)))
336 -)))|(% style="width:190px" %)(((
286 +)))|(% style="width:347px" %)(((
337 337  (((
338 -(((
339 339  AT+PARITY=0
340 340  )))
341 -)))
342 342  
343 343  (((
344 -(((
345 345  Option: 0: no parity, 1: odd parity, 2: even parity
346 346  )))
347 347  )))
348 -)))
349 -|(% style="width:120px" %)(((
350 -(((
295 +|(((
351 351  AT+STOPBIT
352 -)))
353 -)))|(% style="width:190px" %)(((
297 +)))|(% style="width:285px" %)(((
354 354  (((
355 -(((
356 356  Set serial stopbit (for RS485 connection)
357 357  )))
358 -)))
359 359  
360 360  (((
361 -(((
362 362  Default Value is: 1bit.
363 363  )))
364 -)))
365 -)))|(% style="width:190px" %)(((
305 +)))|(% style="width:347px" %)(((
366 366  (((
367 -(((
368 368  AT+STOPBIT=0 for 1bit
369 369  )))
370 -)))
371 371  
372 372  (((
373 -(((
374 374  AT+STOPBIT=1 for 1.5 bit
375 375  )))
376 -)))
377 377  
378 378  (((
379 -(((
380 380  AT+STOPBIT=2 for 2 bits
381 381  )))
382 382  )))
383 -)))
384 384  
385 -
386 -
387 387  === 3.3.2 Configure sensors ===
388 388  
389 389  (((
... ... @@ -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" %)(((
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" %)(((
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
337 +)))|(% 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" %)
414 +(% 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" %)
429 +(% 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" %)
457 +(% 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  (((
... ... @@ -806,7 +806,7 @@
806 806  )))
807 807  
808 808  (((
809 -**}**
724 +}
810 810  
811 811  
812 812  )))
... ... @@ -824,7 +824,7 @@
824 824  
825 825  There are two kinds of Commands:
826 826  
827 -* (% 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]]
742 +* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
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  
... ... @@ -835,6 +835,7 @@
835 835  
836 836  === 3.5.2 Sensor related commands: ===
837 837  
753 +==== ====
838 838  
839 839  ==== **Choose Device Type (RS485 or TTL)** ====
840 840  
... ... @@ -909,7 +909,6 @@
909 909  
910 910  
911 911  
912 -
913 913  ==== **Set Payload version** ====
914 914  
915 915  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
... ... @@ -1082,7 +1082,6 @@
1082 1082  
1083 1083  
1084 1084  
1085 -
1086 1086  ==== **Manually trigger an Uplink** ====
1087 1087  
1088 1088  Ask device to send an uplink immediately.
... ... @@ -1093,7 +1093,6 @@
1093 1093  
1094 1094  
1095 1095  
1096 -
1097 1097  ==== **Clear RS485 Command** ====
1098 1098  
1099 1099  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
... ... @@ -1180,7 +1180,6 @@
1180 1180  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1181 1181  
1182 1182  
1183 -
1184 1184  == 3.6 Buttons ==
1185 1185  
1186 1186  (% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
... ... @@ -1266,7 +1266,7 @@
1266 1266  [[image:1654136105500-922.png]]
1267 1267  
1268 1268  
1269 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1181 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1270 1270  
1271 1271  
1272 1272  == 5.2 Common AT Command Sequence ==
... ... @@ -1327,21 +1327,19 @@
1327 1327  
1328 1328  (% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1329 1329  
1330 -
1331 1331  (% style="color:red" %)**Note:**
1332 1332  
1333 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1334 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1335 -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.
1336 -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
1244 +1. Make sure the device is set to ABP mode in the IoT Server.
1245 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1246 +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.
1247 +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
1337 1337  
1338 -[[image:1654136435598-589.png]]
1249 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1339 1339  
1340 1340  
1341 -= 6. FAQ =
1252 +1. FAQ
1253 +11. How to upgrade the image?
1342 1342  
1343 -== 6.1 How to upgrade the image? ==
1344 -
1345 1345  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1346 1346  
1347 1347  * Support new features
... ... @@ -1350,7 +1350,7 @@
1350 1350  
1351 1351  Below shows the hardware connection for how to upload an image to RS485-BL:
1352 1352  
1353 -[[image:1654136646995-976.png]]
1263 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1354 1354  
1355 1355  **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]].
1356 1356  
... ... @@ -1358,102 +1358,97 @@
1358 1358  
1359 1359  **Step3: **Open flashloader; choose the correct COM port to update.
1360 1360  
1361 -[[image:image-20220602102605-1.png]]
1362 1362  
1272 +|(((
1273 +HOLD PRO then press the RST button, SYS will be ON, then click next
1274 +)))
1363 1363  
1364 -[[image:image-20220602102637-2.png]]
1276 +|(((
1277 +Board detected
1278 +)))
1365 1365  
1280 +|(((
1281 +
1282 +)))
1366 1366  
1367 -[[image:image-20220602102715-3.png]]
1284 +[[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]]
1368 1368  
1369 1369  
1370 1370  
1371 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1288 +[[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]]
1372 1372  
1373 -(((
1374 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1375 -)))
1376 1376  
1291 +[[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]]
1377 1377  
1378 1378  
1379 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1294 +1.
1295 +11. How to change the LoRa Frequency Bands/Region?
1380 1380  
1381 -(((
1382 -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"]].
1383 -)))
1297 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1384 1384  
1385 1385  
1386 1386  
1387 -= 7. Trouble Shooting =
1301 +1.
1302 +11. How many RS485-Slave can RS485-BL connects?
1388 1388  
1304 +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>>path:#downlink_A8]].
1389 1389  
1390 -== 7.1 Downlink doesn’t work, how to solve it? ==
1391 1391  
1392 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1393 1393  
1394 1394  
1395 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1309 +1. Trouble Shooting     
1310 +11. Downlink doesn’t work, how to solve it?
1396 1396  
1397 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1312 +Please see this link for debug:
1398 1398  
1314 +[[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]] 
1399 1399  
1400 -= 8. Order Info =
1401 1401  
1402 -(% style="color:blue" %)**Part Number: RS485-BL-XXX**
1403 1403  
1404 -(% style="color:blue" %)**XXX:**
1318 +1.
1319 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1405 1405  
1406 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1407 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1408 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1409 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1410 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1411 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1412 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1413 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1414 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1415 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1321 +It might about the channels mapping. Please see for detail.
1416 1416  
1417 -= 9. Packing Info =
1323 +[[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]]
1418 1418  
1419 -(((
1325 +
1326 +
1327 +1. Order Info
1328 +
1329 +**Part Number: RS485-BL-XXX**
1330 +
1331 +**XXX:**
1332 +
1333 +* **EU433**: frequency bands EU433
1334 +* **EU868**: frequency bands EU868
1335 +* **KR920**: frequency bands KR920
1336 +* **CN470**: frequency bands CN470
1337 +* **AS923**: frequency bands AS923
1338 +* **AU915**: frequency bands AU915
1339 +* **US915**: frequency bands US915
1340 +* **IN865**: frequency bands IN865
1341 +* **RU864**: frequency bands RU864
1342 +* **KZ865: **frequency bands KZ865
1343 +
1344 +1. Packing Info
1345 +
1420 1420  **Package Includes**:
1421 -)))
1422 1422  
1423 -* (((
1424 -RS485-BL x 1
1425 -)))
1426 -* (((
1427 -Stick Antenna for LoRa RF part x 1
1428 -)))
1429 -* (((
1430 -Program cable x 1
1431 -)))
1348 +* RS485-BL x 1
1349 +* Stick Antenna for LoRa RF part x 1
1350 +* Program cable x 1
1432 1432  
1433 -(((
1434 1434  **Dimension and weight**:
1435 -)))
1436 1436  
1437 -* (((
1438 -Device Size: 13.5 x 7 x 3 cm
1439 -)))
1440 -* (((
1441 -Device Weight: 105g
1442 -)))
1443 -* (((
1444 -Package Size / pcs : 14.5 x 8 x 5 cm
1445 -)))
1446 -* (((
1447 -Weight / pcs : 170g
1354 +* Device Size: 13.5 x 7 x 3 cm
1355 +* Device Weight: 105g
1356 +* Package Size / pcs : 14.5 x 8 x 5 cm
1357 +* Weight / pcs : 170g
1448 1448  
1449 -
1450 -)))
1359 +1. Support
1451 1451  
1452 -= 10. Support =
1361 +* 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.
1362 +* 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
1453 1453  
1454 -* (((
1455 -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.
1456 -)))
1457 -* (((
1458 -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]]
1459 -)))
1364 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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