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Last modified by Xiaoling on 2025/04/23 15:57
From version 21.1
edited by Xiaoling
on 2022/05/23 10:06
Change comment: Uploaded new attachment "1653271581490-837.png", version {1}
To version 17.1
edited by Xiaoling
on 2022/05/19 18:04
Change comment: Uploaded new attachment "1652954654347-831.png", version {1}

Summary

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Content
... ... @@ -60,7 +60,7 @@
60 60  * Power Consumption (exclude RS485 device):
61 61  ** Idle: 6uA@3.3v
62 62  
63 -*
63 +*
64 64  ** 20dB Transmit: 130mA@3.3v
65 65  
66 66  **Interface for Model:**
... ... @@ -397,8 +397,8 @@
397 397  
398 398  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
399 399  
400 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
401 -|(% style="width:498px" %)(((
400 +(% border="1" class="table-bordered" %)
401 +|(((
402 402  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
403 403  
404 404  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
... ... @@ -412,31 +412,34 @@
412 412  
413 413  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
414 414  
415 -(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
416 -|(% style="width:577px" %)(((
415 +(% border="1" class="table-bordered" %)
416 +|(((
417 417  **AT+SEARCHx=aa,xx xx xx xx xx**
418 418  
419 419  * **aa: 1: prefix match mode; 2: prefix and suffix match mode**
420 420  * **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
421 +
422 +
421 421  )))
422 422  
423 -**Examples:**
425 +Examples:
424 424  
425 425  1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
426 426  
427 427  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
428 428  
429 -The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)**2e 30 58 5f 36 41 30 31 00 49**
431 +The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
430 430  
431 -[[image:1653271044481-711.png]]
433 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
432 432  
435 +
433 433  1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
434 434  
435 435  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
436 436  
437 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is(% style="background-color:yellow" %) **2e 30 58 5f 36 41 30**
440 +Device will search the bytes between 1E 56 34 and 31 00 49. So it is 2e 30 58 5f 36 41 30
438 438  
439 -[[image:1653271276735-972.png]]
442 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
440 440  
441 441  
442 442  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
... ... @@ -488,7 +488,7 @@
488 488  
489 489  
490 490  1.
491 -11.
494 +11.
492 492  111. Compose the uplink payload
493 493  
494 494  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.**
... ... @@ -552,8 +552,8 @@
552 552  
553 553  
554 554  
555 -1.
556 -11.
558 +1.
559 +11.
557 557  111. Uplink on demand
558 558  
559 559  Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
... ... @@ -566,8 +566,8 @@
566 566  
567 567  
568 568  
569 -1.
570 -11.
572 +1.
573 +11.
571 571  111. Uplink on Interrupt
572 572  
573 573  Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
... ... @@ -581,7 +581,7 @@
581 581  AT+INTMOD=3  Interrupt trigger by rising edge.
582 582  
583 583  
584 -1.
587 +1.
585 585  11. Uplink Payload
586 586  
587 587  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
... ... @@ -643,15 +643,15 @@
643 643  
644 644  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
645 645  
646 -1.
647 -11.
649 +1.
650 +11.
648 648  111. Common Commands:
649 649  
650 650  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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
651 651  
652 652  
653 -1.
654 -11.
656 +1.
657 +11.
655 655  111. Sensor related commands:
656 656  
657 657  ==== Choose Device Type (RS485 or TTL) ====
... ... @@ -957,13 +957,13 @@
957 957  
958 958  
959 959  
960 -1.
963 +1.
961 961  11. Buttons
962 962  
963 963  |**Button**|**Feature**
964 964  |**RST**|Reboot RS485-BL
965 965  
966 -1.
969 +1.
967 967  11. +3V3 Output
968 968  
969 969  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -981,7 +981,7 @@
981 981  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
982 982  
983 983  
984 -1.
987 +1.
985 985  11. +5V Output
986 986  
987 987  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1001,13 +1001,13 @@
1001 1001  
1002 1002  
1003 1003  
1004 -1.
1007 +1.
1005 1005  11. LEDs
1006 1006  
1007 1007  |**LEDs**|**Feature**
1008 1008  |**LED1**|Blink when device transmit a packet.
1009 1009  
1010 -1.
1013 +1.
1011 1011  11. Switch Jumper
1012 1012  
1013 1013  |**Switch Jumper**|**Feature**
... ... @@ -1053,7 +1053,7 @@
1053 1053  
1054 1054  
1055 1055  
1056 -1.
1059 +1.
1057 1057  11. Common AT Command Sequence
1058 1058  111. Multi-channel ABP mode (Use with SX1301/LG308)
1059 1059  
... ... @@ -1072,8 +1072,8 @@
1072 1072  
1073 1073  ATZ
1074 1074  
1075 -1.
1076 -11.
1078 +1.
1079 +11.
1077 1077  111. Single-channel ABP mode (Use with LG01/LG02)
1078 1078  
1079 1079  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1148,7 +1148,7 @@
1148 1148  [[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]]
1149 1149  
1150 1150  
1151 -1.
1154 +1.
1152 1152  11. How to change the LoRa Frequency Bands/Region?
1153 1153  
1154 1154  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1155,7 +1155,7 @@
1155 1155  
1156 1156  
1157 1157  
1158 -1.
1161 +1.
1159 1159  11. How many RS485-Slave can RS485-BL connects?
1160 1160  
1161 1161  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]].
... ... @@ -1172,7 +1172,7 @@
1172 1172  
1173 1173  
1174 1174  
1175 -1.
1178 +1.
1176 1176  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1177 1177  
1178 1178  It might about the channels mapping. Please see for detail.
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