Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter

Last modified by Xiaoling on 2025/04/23 15:57

From 28.4 to 29.1 From 29.12 to 29.13

From version 29.1

edited by Xiaoling
on 2022/05/23 10:46

Change comment: Uploaded new attachment "1653274001211-372.png", version {1}

To version 29.12

edited by Xiaoling
on 2022/06/01 18:02

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@@ -7,12 +7,15 @@
  **RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
++
  **Table of Contents:**
++{{toc/}}
++
  = 1.Introduction =
  == 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
@@ -60,7 +60,7 @@
  * Power Consumption (exclude RS485 device):
  ** Idle: 6uA@3.3v
--*
++*
  ** 20dB Transmit: 130mA@3.3v
  **Interface for Model:**
@@ -101,6 +101,8 @@
  * Support Modbus protocol
  * Support Interrupt uplink
++
++
  == 1.4 Applications ==
  * Smart Buildings & Home Automation
@@ -110,10 +110,13 @@
  * Smart Cities
  * Smart Factory
++
++
  == 1.5 Firmware Change log ==
  [[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);"]]
++
  == 1.6 Hardware Change log ==
  (((
@@ -140,6 +140,8 @@
  (((
  Release version
++
++
  )))
  = 2. Pin mapping and Power ON Device =
@@ -153,6 +153,7 @@
  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
++
  = 3. Operation Mode =
  == 3.1 How it works? ==
@@ -159,6 +159,8 @@
  (((
  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.
++
++
  )))
  == 3.2 Example to join LoRaWAN network ==
@@ -222,7 +222,9 @@
  == 3.3 Configure Commands to read data ==
  (((
--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.
++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.
++
++
  )))
  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
@@ -649,41 +649,57 @@
  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
--
++(((
  function Decoder(bytes, port) {
++)))
++(((
  ~/~/Payload Formats of RS485-BL Deceive
++)))
++(((
  return {
++)))
++(((
      ~/~/Battery,units:V
++)))
++(((
      BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
++)))
++(((
      ~/~/GPIO_EXTI
++)))
++(((
      EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
++)))
++(((
      ~/~/payload of version
++)))
++(((
      Pay_ver:bytes[2],
++)))
++(((
      };
++)))
++(((
    }
++)))
--
--
--
--
--
--
++(((
  TTN V3 uplink screen shot.
++)))
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
++[[image:1653274001211-372.png||height="192" width="732"]]
--1.
--11. Configure RS485-BL via AT or Downlink
++== 3.5 Configure RS485-BL via AT or Downlink ==
  User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands
@@ -693,15 +693,15 @@
  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
--1.
--11.
++1.
++11.
 . Common Commands:
  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]]
--1.
--11.
++1.
++11.
 . Sensor related commands:
  ==== Choose Device Type (RS485 or TTL) ====
@@ -1007,13 +1007,13 @@
--1.
++1.
 . Buttons
  |**Button**|**Feature**
  |**RST**|Reboot RS485-BL
--1.
++1.
 . +3V3 Output
  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
@@ -1031,7 +1031,7 @@
  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
--1.
++1.
 . +5V Output
  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
@@ -1051,13 +1051,13 @@
--1.
++1.
 . LEDs
  |**LEDs**|**Feature**
  |**LED1**|Blink when device transmit a packet.
--1.
++1.
 . Switch Jumper
  |**Switch Jumper**|**Feature**
@@ -1103,7 +1103,7 @@
--1.
++1.
 . Common AT Command Sequence
 . Multi-channel ABP mode (Use with SX1301/LG308)
@@ -1122,8 +1122,8 @@
  ATZ
--1.
--11.
++1.
++11.
 . Single-channel ABP mode (Use with LG01/LG02)
  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
@@ -1198,7 +1198,7 @@
  [[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]]
--1.
++1.
 . How to change the LoRa Frequency Bands/Region?
  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
@@ -1205,7 +1205,7 @@
--1.
++1.
 . How many RS485-Slave can RS485-BL connects?
  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]].
@@ -1222,7 +1222,7 @@
--1.
++1.
 . Why I can’t join TTN V3 in US915 /AU915 bands?
  It might about the channels mapping. Please see for detail.