Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual

Last modified by Bei Jinggeng on 2025/01/16 11:36

From version < 57.47 >

edited by Xiaoling
on 2022/06/06 10:49

To version < 58.5 >

edited by Xiaoling
on 2022/06/06 11:21

Change comment: There is no comment for this version

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@@ -104,7 +104,6 @@
  * Support Interrupt uplink (Since hardware version v1.2)
--
  == 1.4 Applications ==
  * Smart Buildings & Home Automation
@@ -115,7 +115,6 @@
  * Smart Factory
--
  == 1.5 Firmware Change log ==
  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
@@ -309,6 +309,8 @@
  )))
  )))
++
++
  === 3.3.2 Configure sensors ===
  (((
@@ -317,8 +317,8 @@
  )))
  )))
--(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
--|(% style="width:110px" %)**AT Commands**|(% style="width:190px" %)**Description**|(% style="width:190px" %)**Example**
++(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
++|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
  |AT+CFGDEV|(% style="width:110px" %)(((
  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
@@ -327,6 +327,8 @@
  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
++
++
  === 3.3.3 Configure read commands for each sampling ===
  (((
@@ -499,33 +499,35 @@
  == 3.4 Uplink Payload ==
--(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
--|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
--|Value|(% style="width:120px" %)(((
--Battery(mV)
--&
++[[image:image-20220606110929-1.png]]
--Interrupt _Flag
--)))|(% style="width:116px" %)(((
--PAYLOAD_VER
--
--
--)))|(% style="width:386px" %)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.
  == 3.5 Configure RS485-BL via AT or Downlink ==
++(((
  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
++)))
++(((
  There are two kinds of Commands:
++)))
--* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
++* (((
++(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
++)))
--* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
++* (((
++(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
++)))
++(((
++
++)))
++
++
  === 3.5.1 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
@@ -546,77 +546,152 @@
  ==== **RS485 Debug Command** ====
++(((
  This command is used to configure the RS485 devices; they won’t be used during sampling.
++)))
--* **AT Command**
++* (((
++**AT Command**
++)))
  (% class="box infomessage" %)
  (((
++(((
  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
  )))
++)))
++(((
  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
++)))
--* **Downlink Payload**
++* (((
++**Downlink Payload**
++)))
++(((
  Format: A8 MM NN XX XX XX XX YY
++)))
++(((
  Where:
++)))
--* MM: 1: add CRC-16/MODBUS ; 0: no CRC
--* NN: The length of RS485 command
--* XX XX XX XX: RS485 command total NN bytes
--* YY: How many bytes will be uplink from the return of this RS485 command,
--** if YY=0, RS485-LN will execute the downlink command without uplink;
--** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
--** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
++* (((
++MM: 1: add CRC-16/MODBUS ; 0: no CRC
++)))
++* (((
++NN: The length of RS485 command
++)))
++* (((
++XX XX XX XX: RS485 command total NN bytes
++)))
++* (((
++(((
++YY: How many bytes will be uplink from the return of this RS485 command,
++)))
++* (((
++if YY=0, RS485-LN will execute the downlink command without uplink;
++)))
++* (((
++if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
++)))
++* (((
++if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
++)))
++)))
++
++(((
  **Example 1** ~-~-> Configure without ask for uplink (YY=0)
++)))
++(((
  To connect a Modbus Alarm with below commands.
++)))
--* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
++* (((
++The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
++)))
--* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
++* (((
++The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
++)))
++(((
  So if user want to use downlink command to control to RS485 Alarm, he can use:
++)))
++(((
  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
++)))
++(((
  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
++)))
++(((
  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
++)))
++(((
++
++)))
++(((
  **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
++)))
++(((
  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
++)))
++(((
++
++)))
++(((
  RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:
++)))
++(((
     **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
++)))
++(((
   [[image:1654159460680-153.png]]
++)))
  ==== **Set Payload version** ====
++(((
  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
++)))
--* **AT Command:**
++* (((
++**AT Command:**
++)))
  (% class="box infomessage" %)
  (((
++(((
  **AT+PAYVER: Set PAYVER field = 1**
  )))
++)))
--* **Downlink Payload:**
++* (((
++**Downlink Payload:**
++)))
++(((
  **0xAE 01**   ~-~-> Set PAYVER field =  0x01
++)))
++(((
  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
++)))
@@ -875,7 +875,6 @@
  |**RST**|(% style="width:1420px" %)Reboot RS485
  |**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
--
  == 3.8 LEDs ==
  (% border="1" style="background-color:#f7faff; width:500px" %)
@@ -883,7 +883,6 @@
  |**PWR**|Always on if there is power
  |**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN** (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds**(%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
--
  = 4. Case Study =
  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN  RS485-BL.WebHome]]
@@ -1061,7 +1061,6 @@
  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
--
  = 9.Packing Info =
@@ -1079,7 +1079,6 @@
  * Weight / pcs : 170g
--
  = 10. FCC Caution for RS485LN-US915 =
  (((

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	1	+XWiki.Xiaoling

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Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual

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