Skip to Content
Last modified by Xiaoling on 2025/04/23 15:57
From version 29.2
edited by Xiaoling
on 2022/05/23 10:47
Change comment: There is no comment for this version
To version 29.6
edited by Xiaoling
on 2022/06/01 18:01
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -7,12 +7,15 @@
7 7  **RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 8  
9 9  
10 +
10 10  **Table of Contents:**
11 11  
13 +{{toc/}}
12 12  
13 13  
14 14  
15 15  
18 +
16 16  = 1.Introduction =
17 17  
18 18  == 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
... ... @@ -60,7 +60,7 @@
60 60  * Power Consumption (exclude RS485 device):
61 61  ** Idle: 6uA@3.3v
62 62  
63 -*
66 +*
64 64  ** 20dB Transmit: 130mA@3.3v
65 65  
66 66  **Interface for Model:**
... ... @@ -222,7 +222,9 @@
222 222  == 3.3 Configure Commands to read data ==
223 223  
224 224  (((
225 -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.
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>>||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.
229 +
230 +
226 226  )))
227 227  
228 228  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
... ... @@ -699,8 +699,7 @@
699 699  
700 700  [[image:1653274001211-372.png||height="192" width="732"]]
701 701  
702 -1.
703 -11. Configure RS485-BL via AT or Downlink
707 +== 3.5 Configure RS485-BL via AT or Downlink ==
704 704  
705 705  User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
706 706  
... ... @@ -710,15 +710,15 @@
710 710  
711 711  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
712 712  
713 -1.
714 -11.
717 +1.
718 +11.
715 715  111. Common Commands:
716 716  
717 717  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]]
718 718  
719 719  
720 -1.
721 -11.
724 +1.
725 +11.
722 722  111. Sensor related commands:
723 723  
724 724  ==== Choose Device Type (RS485 or TTL) ====
... ... @@ -1024,13 +1024,13 @@
1024 1024  
1025 1025  
1026 1026  
1027 -1.
1031 +1.
1028 1028  11. Buttons
1029 1029  
1030 1030  |**Button**|**Feature**
1031 1031  |**RST**|Reboot RS485-BL
1032 1032  
1033 -1.
1037 +1.
1034 1034  11. +3V3 Output
1035 1035  
1036 1036  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1048,7 +1048,7 @@
1048 1048  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1049 1049  
1050 1050  
1051 -1.
1055 +1.
1052 1052  11. +5V Output
1053 1053  
1054 1054  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1068,13 +1068,13 @@
1068 1068  
1069 1069  
1070 1070  
1071 -1.
1075 +1.
1072 1072  11. LEDs
1073 1073  
1074 1074  |**LEDs**|**Feature**
1075 1075  |**LED1**|Blink when device transmit a packet.
1076 1076  
1077 -1.
1081 +1.
1078 1078  11. Switch Jumper
1079 1079  
1080 1080  |**Switch Jumper**|**Feature**
... ... @@ -1120,7 +1120,7 @@
1120 1120  
1121 1121  
1122 1122  
1123 -1.
1127 +1.
1124 1124  11. Common AT Command Sequence
1125 1125  111. Multi-channel ABP mode (Use with SX1301/LG308)
1126 1126  
... ... @@ -1139,8 +1139,8 @@
1139 1139  
1140 1140  ATZ
1141 1141  
1142 -1.
1143 -11.
1146 +1.
1147 +11.
1144 1144  111. Single-channel ABP mode (Use with LG01/LG02)
1145 1145  
1146 1146  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1215,7 +1215,7 @@
1215 1215  [[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]]
1216 1216  
1217 1217  
1218 -1.
1222 +1.
1219 1219  11. How to change the LoRa Frequency Bands/Region?
1220 1220  
1221 1221  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1222,7 +1222,7 @@
1222 1222  
1223 1223  
1224 1224  
1225 -1.
1229 +1.
1226 1226  11. How many RS485-Slave can RS485-BL connects?
1227 1227  
1228 1228  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]].
... ... @@ -1239,7 +1239,7 @@
1239 1239  
1240 1240  
1241 1241  
1242 -1.
1246 +1.
1243 1243  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1244 1244  
1245 1245  It might about the channels mapping. Please see for detail.