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Last modified by Xiaoling on 2025/04/23 15:57
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edited by Xiaoling
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edited by Xiaoling
on 2022/05/23 10:48
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... ... @@ -7,15 +7,12 @@
7 7  **RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 8  
9 9  
10 -
11 11  **Table of Contents:**
12 12  
13 -{{toc/}}
14 14  
15 15  
16 16  
17 17  
18 -
19 19  = 1.Introduction =
20 20  
21 21  == 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
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63 63  * Power Consumption (exclude RS485 device):
64 64  ** Idle: 6uA@3.3v
65 65  
66 -*
63 +*
67 67  ** 20dB Transmit: 130mA@3.3v
68 68  
69 69  **Interface for Model:**
... ... @@ -225,9 +225,7 @@
225 225  == 3.3 Configure Commands to read data ==
226 226  
227 227  (((
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 -
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.
231 231  )))
232 232  
233 233  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
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714 714  
715 715  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
716 716  
717 -1.
718 -11.
712 +1.
713 +11.
719 719  111. Common Commands:
720 720  
721 721  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]]
722 722  
723 723  
724 -1.
725 -11.
719 +1.
720 +11.
726 726  111. Sensor related commands:
727 727  
728 728  ==== Choose Device Type (RS485 or TTL) ====
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1028 1028  
1029 1029  
1030 1030  
1031 -1.
1026 +1.
1032 1032  11. Buttons
1033 1033  
1034 1034  |**Button**|**Feature**
1035 1035  |**RST**|Reboot RS485-BL
1036 1036  
1037 -1.
1032 +1.
1038 1038  11. +3V3 Output
1039 1039  
1040 1040  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -1052,7 +1052,7 @@
1052 1052  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1053 1053  
1054 1054  
1055 -1.
1050 +1.
1056 1056  11. +5V Output
1057 1057  
1058 1058  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -1072,13 +1072,13 @@
1072 1072  
1073 1073  
1074 1074  
1075 -1.
1070 +1.
1076 1076  11. LEDs
1077 1077  
1078 1078  |**LEDs**|**Feature**
1079 1079  |**LED1**|Blink when device transmit a packet.
1080 1080  
1081 -1.
1076 +1.
1082 1082  11. Switch Jumper
1083 1083  
1084 1084  |**Switch Jumper**|**Feature**
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1124 1124  
1125 1125  
1126 1126  
1127 -1.
1122 +1.
1128 1128  11. Common AT Command Sequence
1129 1129  111. Multi-channel ABP mode (Use with SX1301/LG308)
1130 1130  
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1143 1143  
1144 1144  ATZ
1145 1145  
1146 -1.
1147 -11.
1141 +1.
1142 +11.
1148 1148  111. Single-channel ABP mode (Use with LG01/LG02)
1149 1149  
1150 1150  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
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1219 1219  [[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]]
1220 1220  
1221 1221  
1222 -1.
1217 +1.
1223 1223  11. How to change the LoRa Frequency Bands/Region?
1224 1224  
1225 1225  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
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1226 1226  
1227 1227  
1228 1228  
1229 -1.
1224 +1.
1230 1230  11. How many RS485-Slave can RS485-BL connects?
1231 1231  
1232 1232  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]].
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1243 1243  
1244 1244  
1245 1245  
1246 -1.
1241 +1.
1247 1247  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1248 1248  
1249 1249  It might about the channels mapping. Please see for detail.