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Last modified by Xiaoling on 2025/04/23 15:57
From version 29.35
edited by Xiaoling
on 2022/06/02 08:59
Change comment: There is no comment for this version
To version 29.5
edited by Xiaoling
on 2022/06/01 18:00
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -25,19 +25,19 @@
25 25  )))
26 26  
27 27  (((
28 -The Dragino RS485-BL is a (% style="color:blue" %)**RS485 / UART to LoRaWAN Converter**(%%) for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
28 +The Dragino RS485-BL is a **RS485 / UART to LoRaWAN Converter** for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
29 29  )))
30 30  
31 31  (((
32 -RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides (% style="color:blue" %)**a 3.3v output**(%%) and** (% style="color:blue" %)a 5v output(%%)** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
32 +RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
33 33  )))
34 34  
35 35  (((
36 -RS485-BL is IP67 (% style="color:blue" %)**waterproof**(%%) and powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use for several years.
36 +RS485-BL is IP67 **waterproof** and powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use for several years.
37 37  )))
38 38  
39 39  (((
40 -RS485-BL runs standard (% style="color:blue" %)**LoRaWAN 1.0.3 in Class A**(%%). It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
40 +RS485-BL runs standard **LoRaWAN 1.0.3 in Class A**. It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
41 41  )))
42 42  
43 43  (((
... ... @@ -54,11 +54,8 @@
54 54  
55 55  [[image:1652953304999-717.png||height="424" width="733"]]
56 56  
57 -
58 -
59 59  == 1.2 Specifications ==
60 60  
61 -
62 62  **Hardware System:**
63 63  
64 64  * STM32L072CZT6 MCU
... ... @@ -65,6 +65,8 @@
65 65  * SX1276/78 Wireless Chip 
66 66  * Power Consumption (exclude RS485 device):
67 67  ** Idle: 6uA@3.3v
65 +
66 +*
68 68  ** 20dB Transmit: 130mA@3.3v
69 69  
70 70  **Interface for Model:**
... ... @@ -118,12 +118,9 @@
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);"]]
120 120  
121 -
122 122  == 1.6 Hardware Change log ==
123 123  
124 124  (((
125 -
126 -
127 127  v1.4
128 128  )))
129 129  
... ... @@ -147,8 +147,6 @@
147 147  
148 148  (((
149 149  Release version ​​​​​
150 -
151 -
152 152  )))
153 153  
154 154  = 2. Pin mapping and Power ON Device =
... ... @@ -162,7 +162,6 @@
162 162  
163 163  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
164 164  
165 -
166 166  = 3. Operation Mode =
167 167  
168 168  == 3.1 How it works? ==
... ... @@ -169,8 +169,6 @@
169 169  
170 170  (((
171 171  The RS485-BL is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-BL. It will auto join the network via OTAA.
172 -
173 -
174 174  )))
175 175  
176 176  == 3.2 Example to join LoRaWAN network ==
... ... @@ -206,6 +206,8 @@
206 206  )))
207 207  
208 208  
200 +
201 +
209 209  [[image:image-20220519174512-1.png]]
210 210  
211 211  [[image:image-20220519174512-2.png||height="328" width="731"]]
... ... @@ -229,13 +229,10 @@
229 229  
230 230  [[image:1652953568895-172.png||height="232" width="724"]]
231 231  
232 -
233 233  == 3.3 Configure Commands to read data ==
234 234  
235 235  (((
236 -There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
237 -
238 -
228 +There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
239 239  )))
240 240  
241 241  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
... ... @@ -316,7 +316,6 @@
316 316  )))
317 317  )))
318 318  
319 -
320 320  === 3.3.2 Configure sensors ===
321 321  
322 322  (((
... ... @@ -337,9 +337,8 @@
337 337  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
338 338  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
339 339  
340 -Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
329 +Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
341 341  
342 -
343 343  === 3.3.3 Configure read commands for each sampling ===
344 344  
345 345  (((
... ... @@ -437,7 +437,7 @@
437 437  
438 438  **Examples:**
439 439  
440 -1）For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
428 +1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
441 441  
442 442  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
443 443  
... ... @@ -445,7 +445,7 @@
445 445  
446 446  [[image:1653271044481-711.png]]
447 447  
448 -2）For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
436 +1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
449 449  
450 450  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
451 451  
... ... @@ -464,18 +464,16 @@
464 464  * **c: define the position for valid value.  **
465 465  )))
466 466  
467 -**Examples:**
455 +Examples:
468 468  
469 469  * Grab bytes:
470 470  
471 471  [[image:1653271581490-837.png||height="313" width="722"]]
472 472  
473 -
474 474  * Grab a section.
475 475  
476 476  [[image:1653271648378-342.png||height="326" width="720"]]
477 477  
478 -
479 479  * Grab different sections.
480 480  
481 481  [[image:1653271657255-576.png||height="305" width="730"]]
... ... @@ -518,7 +518,6 @@
518 518  
519 519  [[image:1653271763403-806.png]]
520 520  
521 -
522 522  === 3.3.4 Compose the uplink payload ===
523 523  
524 524  (((
... ... @@ -526,7 +526,7 @@
526 526  )))
527 527  
528 528  (((
529 -(% style="color:#037691" %)**Examples: AT+DATAUP=0**
514 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
530 530  )))
531 531  
532 532  (((
... ... @@ -538,7 +538,7 @@
538 538  )))
539 539  
540 540  (((
541 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
526 +(% style="color:#4f81bd" %)Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx
542 542  )))
543 543  
544 544  (((
... ... @@ -547,12 +547,8 @@
547 547  
548 548  [[image:1653272787040-634.png||height="515" width="719"]]
549 549  
550 -
551 -
552 552  (((
553 -(% style="color:#037691" %)**Examples: AT+DATAUP=1**
554 -
555 -
536 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
556 556  )))
557 557  
558 558  (((
... ... @@ -564,7 +564,7 @@
564 564  )))
565 565  
566 566  (((
567 -(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
548 +(% style="color:#4f81bd" %)Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA
568 568  )))
569 569  
570 570  1. (((
... ... @@ -597,7 +597,6 @@
597 597  
598 598  [[image:1653272901032-107.png]]
599 599  
600 -
601 601  (% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:
602 602  
603 603   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
... ... @@ -732,15 +732,15 @@
732 732  
733 733  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
734 734  
735 -1.
736 -11.
715 +1.
716 +11.
737 737  111. Common Commands:
738 738  
739 739  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]]
740 740  
741 741  
742 -1.
743 -11.
722 +1.
723 +11.
744 744  111. Sensor related commands:
745 745  
746 746  ==== Choose Device Type (RS485 or TTL) ====
... ... @@ -1046,13 +1046,13 @@
1046 1046  
1047 1047  
1048 1048  
1049 -1.
1029 +1.
1050 1050  11. Buttons
1051 1051  
1052 1052  |**Button**|**Feature**
1053 1053  |**RST**|Reboot RS485-BL
1054 1054  
1055 -1.
1035 +1.
1056 1056  11. +3V3 Output
1057 1057  
1058 1058  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1070,7 +1070,7 @@
1070 1070  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1071 1071  
1072 1072  
1073 -1.
1053 +1.
1074 1074  11. +5V Output
1075 1075  
1076 1076  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1090,13 +1090,13 @@
1090 1090  
1091 1091  
1092 1092  
1093 -1.
1073 +1.
1094 1094  11. LEDs
1095 1095  
1096 1096  |**LEDs**|**Feature**
1097 1097  |**LED1**|Blink when device transmit a packet.
1098 1098  
1099 -1.
1079 +1.
1100 1100  11. Switch Jumper
1101 1101  
1102 1102  |**Switch Jumper**|**Feature**
... ... @@ -1142,7 +1142,7 @@
1142 1142  
1143 1143  
1144 1144  
1145 -1.
1125 +1.
1146 1146  11. Common AT Command Sequence
1147 1147  111. Multi-channel ABP mode (Use with SX1301/LG308)
1148 1148  
... ... @@ -1161,8 +1161,8 @@
1161 1161  
1162 1162  ATZ
1163 1163  
1164 -1.
1165 -11.
1144 +1.
1145 +11.
1166 1166  111. Single-channel ABP mode (Use with LG01/LG02)
1167 1167  
1168 1168  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1237,7 +1237,7 @@
1237 1237  [[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]]
1238 1238  
1239 1239  
1240 -1.
1220 +1.
1241 1241  11. How to change the LoRa Frequency Bands/Region?
1242 1242  
1243 1243  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1244,7 +1244,7 @@
1244 1244  
1245 1245  
1246 1246  
1247 -1.
1227 +1.
1248 1248  11. How many RS485-Slave can RS485-BL connects?
1249 1249  
1250 1250  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]].
... ... @@ -1261,7 +1261,7 @@
1261 1261  
1262 1262  
1263 1263  
1264 -1.
1244 +1.
1265 1265  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1266 1266  
1267 1267  It might about the channels mapping. Please see for detail.