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

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

From 28.2 to 28.1 From 29.15 to 29.14

From version 29.14

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

Change comment: There is no comment for this version

To version 28.2

edited by Xiaoling
on 2022/05/23 10:44

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@@ -7,15 +7,12 @@
  **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 ==
@@ -54,8 +54,6 @@
  [[image:1652953304999-717.png||height="424" width="733"]]
--
--
  == 1.2 Specifications ==
  **Hardware System:**
@@ -65,7 +65,7 @@
  * Power Consumption (exclude RS485 device):
  ** Idle: 6uA@3.3v
--*
++*
  ** 20dB Transmit: 130mA@3.3v
  **Interface for Model:**
@@ -95,8 +95,6 @@
  * 127 dB Dynamic Range RSSI.
  * Automatic RF Sense and CAD with ultra-fast AFC.
--
--
  == 1.3 Features ==
  * LoRaWAN Class A & Class C protocol (default Class A)
@@ -108,8 +108,6 @@
  * Support Modbus protocol
  * Support Interrupt uplink
--
--
  == 1.4 Applications ==
  * Smart Buildings & Home Automation
@@ -119,13 +119,10 @@
  * 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 ==
  (((
@@ -152,8 +152,6 @@
  (((
  Release version
--
--
  )))
  = 2. Pin mapping and Power ON Device =
@@ -167,7 +167,6 @@
  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? ==
@@ -174,8 +174,6 @@
  (((
  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 ==
@@ -239,9 +239,7 @@
  == 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>>||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.
--
--
++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.
  )))
  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
@@ -628,97 +628,66 @@
  [[image:1653273818896-432.png]]
--(((
  AT+INTMOD=0  Disable Interrupt
--)))
--(((
  AT+INTMOD=1  Interrupt trigger by rising or falling edge.
--)))
--(((
  AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
--)))
--(((
  AT+INTMOD=3  Interrupt trigger by rising edge.
--)))
  == 3.4 Uplink Payload ==
--(% border="1" style="background-color:#4f81bd; color:white; width:850px" %)
--|**Size(bytes)**|(% style="width:130px" %)**2**|(% style="width:93px" %)**1**|(% style="width:509px" %)**Length depends on the return from the commands**
--|Value|(% style="width:130px" %)(((
--(((
++|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
++|Value|(((
  Battery(mV)
--)))
--(((
  &
--)))
--(((
  Interrupt _Flag
--)))
--)))|(% style="width:93px" %)(((
++)))|(((
  PAYLOAD_VER
--)))|(% style="width:509px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
++)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
  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:1653274001211-372.png||height="192" width="732"]]
++[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
--== 3.5 Configure RS485-BL via AT or Downlink ==
++1.
++11. Configure RS485-BL via AT or Downlink
  User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands
@@ -728,15 +728,15 @@
  * **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) ====
@@ -1042,13 +1042,13 @@
--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.
@@ -1066,7 +1066,7 @@
  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.
@@ -1086,13 +1086,13 @@
--1.
++1.
 . LEDs
  |**LEDs**|**Feature**
  |**LED1**|Blink when device transmit a packet.
--1.
++1.
 . Switch Jumper
  |**Switch Jumper**|**Feature**
@@ -1138,7 +1138,7 @@
--1.
++1.
 . Common AT Command Sequence
 . Multi-channel ABP mode (Use with SX1301/LG308)
@@ -1157,8 +1157,8 @@
  ATZ
--1.
--11.
++1.
++11.
 . Single-channel ABP mode (Use with LG01/LG02)
  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
@@ -1233,7 +1233,7 @@
  [[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.
@@ -1240,7 +1240,7 @@
--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]].
@@ -1257,7 +1257,7 @@
--1.
++1.
 . Why I can’t join TTN V3 in US915 /AU915 bands?
  It might about the channels mapping. Please see for detail.

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