Changes for page Application Note : Communicate with Different Sensors ----- RS485-LN / RS485-BL

Last modified by Karry Zhuang on 2024/07/11 11:58

From version < 57.11 >

edited by Xiaoling
on 2022/07/14 09:44

To version < 57.6 >

edited by Xiaoling
on 2022/07/14 09:16

Change comment: There is no comment for this version

Raw
Rendered

Summary

Page properties (1 modified, 0 added, 0 removed)

Details

Page properties

Content

@@ -1,6 +1,5 @@
  (% class="wikigeneratedid" %)
--*
--** Table of** **Contents:
++   ** Table of** **Contents:**
  {{toc/}}
@@ -37,12 +37,13 @@
  * [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code.
  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
--== **1.2 Example 2: Connect to Pulse Counter** ==
--This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below:
++== **1.2 Example 2: Connect to Pulse Counter** ==
++This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below:
++
  [[image:image-20220527092058-3.png]]
  Connection
@@ -54,16 +54,17 @@
  Connection
--* Configure Document: [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/]]
++* [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/]] : Configure Document
  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
++==   ==
++
  == **1.3 Example3: Use RS485-LN with energy meters** ==
  === **1.3.1 OverView** ===
--
  (((
--(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
++**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
  )))
  (((
@@ -77,9 +77,7 @@
  (((
--**How to connect with Energy Meter：**
--
--
++How to connect with Energy Meter：
  )))
  (((
@@ -115,13 +115,15 @@
  === **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
--
  If the user needs to read the parameters of the electric energy meter and use the modbus command,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
  [[image:image-20220601143257-10.png]]
--(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
++(% class="box infomessage" %)
++(((
++**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
++)))
  * The first byte : slave address code (=001～247)
  * The second byte : read register value function code
@@ -130,12 +130,12 @@
  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
  (((
--
--
--
  How to parse the reading of the return command of the parameter：
++)))
--(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
++(% class="box infomessage" %)
++(((
++**Example:** RETURN1：01 03 02 08 FD 7E 05
  )))
  * The first byte ARD: slave address code (=001～254)
@@ -148,22 +148,17 @@
  (% class="wikigeneratedid" %)
  (((
--
--
--
  )))
  === **1.3.3 How to configure RS485-LN and parse output commands** ===
--
  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
--==== **1.3.3.1 via AT COMMAND** ====
++==== **1.3.3.1 via AT COMMAND:** ====
++First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
--First, we can use (% style="color:blue" %)**AT+CFGDEV**(%%) to get the return value, and we can also judge whether the input parameters are correct.
--
  (((
  If the configured parameters and commands are incorrect, the return value is not obtained.
  )))
@@ -175,7 +175,7 @@
  (% class="box infomessage" %)
  (((
--   **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
++   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
  )))
  a:  length for the return of AT+COMMAND
@@ -212,49 +212,49 @@
  )))
  (((
--(% style="color:blue" %)**Example**:
++(% style="color:#4f81bd" %)**Example**:
--CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
++CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
  )))
  (((
--RETURN1: 01 03 02 00 02 39 85 00 00(return data)
++RETURN1:01 03 02 00 02 39 85 00 00(return data)
  )))
  (((
--AT+DATACUT1: 9,1,4+5+6+7 Take the return value 00 02 39 85 as the valid value of reading current data and used to splice payload.
++AT+DATACUT1:9,1,4+5+6+7 Take the return value 00 02 39 85 as the valid value of reading current data and used to splice payload.
  )))
  (((
--CMD2: Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
++CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
  )))
  (((
--RETURN2: 01 03 02 08 DC BE 1D(return data)
++RETURN2:01 03 02 08 DC BE 1D(return data)
  )))
  (((
--AT+DATACUT2: 7,1,4+5 Take the return value 08 DC as the valid value of reading voltage data and used to splice payload.
++AT+DATACUT2:7,1,4+5 Take the return value 08 DC as the valid value of reading voltage data and used to splice payload.
  )))
  (((
--CMD3: Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
++CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
  )))
  (((
--RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
++RETURN3:01 03 04 00 00 00 44 FA 00(return data)
  )))
  (((
--AT+DATACUT3: 9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
++AT+DATACUT3:9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
  )))
  (((
--Payload: 01 00 02 39 85 08 DC 00 00 00 44
++Payload:01 00 02 39 85 08 DC 00 00 00 44
  )))
  [[image:image-20220601142936-6.png]]
@@ -265,6 +265,7 @@
  (% style="color:#4f81bd" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
++
  [[image:image-20220601143642-2.png]]
  AT COMMAND
@@ -272,7 +272,6 @@
  ==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
--
  [[image:image-20220527093358-15.png]]
  (((
@@ -295,7 +295,7 @@
  )))
  (((
--(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
++Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
  )))
  (((
@@ -333,7 +333,7 @@
  (((
--(% style="color:blue" %)**Example:**
++(% style="color:#4f81bd" %)**Example:**
  )))
  (((
@@ -389,8 +389,6 @@
  (((
  check digit: Even
--
--
  )))
  [[image:image-20220527093708-21.png]]
@@ -407,18 +407,14 @@
  (((
  The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command.
--
--
  )))
  (((
--(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
++(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
  )))
  (((
                   output：01 03 04 00 00 00 42 7A 02
--
--
  )))
  [[image:image-20220527093821-23.png]]
@@ -428,7 +428,6 @@
  === **1.3.5 How to configure multiple devices and modify device addresses** ===
--
  If users need to read the parameters of multiple energy meters, they need to modify the device address, because the default device address of each energy meter is 01.
  (((
@@ -440,7 +440,7 @@
  [[image:image-20220601142044-1.png]]
--(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
++**Example**:These two meters are examples of setting parameters and device addresses.
  [[image:image-20220527093950-25.png]]
@@ -502,6 +502,7 @@
  * 08 DF is the valid value of the meter with device address 02.
  * 43 62 is the valid value of the meter with device address 01.
++
  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
  This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to SCHNEIDER SMART and Monitor and control your cabinet remotely with no wires and with Dragino RS485-LN LoRaWAN technology. The structure is like below:

Changes for page Application Note : Communicate with Different Sensors ----- RS485-LN / RS485-BL

Summary

Details

Applications

Navigation