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=== Modbus | === Modbus Rtu 2 === | ||
Hardware Resources: | |||
* RS485 communication interface | |||
* TTL communication interface | |||
* 2 optocoupler isolation input | |||
* 2 way optocoupler isolation output | |||
* A user button | |||
* A user LED | |||
* A power indicator | |||
* A STM32F030F4 microcontroller | |||
* 2 relay status indicators LED lights | |||
* Power supply terminal interface (12V power supply) | |||
Modbus RTU Instructions: | Modbus RTU Instructions: | ||
Line 50: | Line 26: | ||
2. Set the address (communication using the device address, the default address is 01)<br> | 2. Set the address (communication using the device address, the default address is 01)<br> | ||
<br> | <br> | ||
Set the address from from Broadcast to | Set the address from 01 to 09 or from Broadcast to 09 | ||
{| class="wikitable" | {| class="wikitable" | ||
Line 56: | Line 32: | ||
! Hex Byte !! Funktion | ! Hex Byte !! Funktion | ||
|- | |- | ||
| | | 01 10 00 00 00 01 02 00 09 66 56 || Current address 01 is changed to 09 | ||
|- | |- | ||
| 00 10 00 00 00 01 02 00 | | 00 10 00 00 00 01 02 00 09 6B C6 || Broadcast Address Modified to 09 | ||
|} | |} | ||
<br> | <br> | ||
Read Address | |||
Read Address<br> | |||
{| class="wikitable" | {| class="wikitable" | ||
Line 70: | Line 45: | ||
! Hex Byte !! Funktion | ! Hex Byte !! Funktion | ||
|- | |- | ||
| 00 03 00 00 00 01 85 db || Send to Device | | 00 03 00 00 00 01 85 db || Send to Device | ||
|- | |- | ||
| 00 03 02 00 01 44 44 || Receive from Device '''01 for Address''' | | 00 03 02 00 01 44 44 || Receive from Device '''01 for Address''' | ||
|} | |} | ||
Meaning of each byte:<br> | Meaning of each byte:<br> | ||
Line 108: | Line 61: | ||
[address 1 | [address 1]<br> | ||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
| | ! Hex Byte !! Funktion | ||
|- | |||
| 01 05 00 00 FF 00 8C 3A || 0 relay ON | |||
|- | |||
| 01 05 00 00 00 00 CD CA || 0 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 01 FF 00 DD FA || No. 1 relay ON | |||
|- | |||
| 01 05 00 01 00 00 9C 0A || No. 1 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 02 FF 00 2D FA || No. 2 relay ON | |||
|- | |- | ||
| 01 | | 01 05 00 02 00 00 6C 0A || No. 2 relay off | ||
|- | |- | ||
| || | |||
|- | |- | ||
| 01 | | 01 0F 00 00 00 08 01 00 FE 95 || Full off | ||
|- | |- | ||
| 01 | | 01 0F 00 00 00 08 01 FF BE D5 || all bright | ||
|- | |- | ||
| | | || | ||
|- | |- | ||
| | | 01 01 00 00 00 08 3D CC || Send : Read all relay states | ||
|- | |- | ||
| 01 | | 01 01 01 00 51 88 || Return : Relay fully closed | ||
|- | |- | ||
| 01 | | 01 01 01 03 11 89 || Return : All relays are on | ||
|- | |- | ||
| | | || | ||
|- | |- | ||
| | | 01 02 00 00 00 08 79 CC || Send : Read all input switch status | ||
|- | |- | ||
| | | 01 02 01 00 A1 88 || Return : 8 input states | ||
|- | |- | ||
|} | |} | ||
https://hacktronics.co.in/2-channel-relay-module/modbus-rtu-2-way-relay-output-2-way-input-switch-ttl-rs485-interface-communication | |||
=== Modbus Rtu 4 === | === Modbus Rtu 4 === | ||
Line 159: | Line 112: | ||
* RS485 communication interface | * RS485 communication interface | ||
* TTL communication interface | * TTL communication interface | ||
* 4 | * 4 optocoupler isolation input | ||
* 4 | * 4 way optocoupler isolation output | ||
* | * A user button | ||
* A user LED | * A user LED | ||
* A power indicator | * A power indicator | ||
Line 169: | Line 122: | ||
Modbus RTU command | |||
Baud Rate: 9600 8 NONE 1 | |||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
! Hex Byte !! Funktion | |||
|- | |- | ||
| | | 00 06 40 00 00 01 5c 1b || Setting address is: 01 | ||
|- | |- | ||
| | | 00 06 40 00 00 02 1c 1a || Setting address is: 02 | ||
|- | |- | ||
| | | 00 03 40 00 00 01 90 1b || Read address | ||
|- | |- | ||
| | | || Read the software version | ||
|- | |- | ||
| | | 00 03 00 04 00 01 c4 1a || [month] broadcast read (only by one device to address all practical, easy to test) | ||
|- | |- | ||
| | | ||Read the hardware version (PCB version) | ||
|- | |- | ||
| | | 00 03 00 04 00 01 c4 1a || broadcast read (only by one device to address all practical, easy to test) | ||
|- | |- | ||
|} | |||
[address 1]<br> | |||
{| class="wikitable" | |||
|- | |||
! Hex Byte !! Funktion | |||
|- | |||
| 01 05 00 01 01 00 9d 9a || No. 1 relay ON | |||
|- | |||
| 01 05 00 01 00 00 9c 0a || No. 1 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 02 01 00 6d 9a || No. 2 relay ON | |||
|- | |||
| 01 05 00 02 00 00 6c 0a || No. 2 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 03 01 00 3c 5a || No. 3 relay ON | |||
|- | |||
| 01 05 00 03 00 00 3d ca || No. 3 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 04 01 00 8d 9b || No. 4 relay ON | |||
|- | |||
| 01 05 00 04 00 00 8c 0b || No. 4 relay off | |||
|- | |||
| || | |||
|- | |||
| 01 05 00 ff 00 00 fd fa || Quanmie | |||
|- | |||
| 01 05 00 ff ff ff fc 4a || All light | |||
|} | |} | ||
[address 2]<br> | |||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
! Hex Byte !! Funktion | |||
|- | |||
| 02 05 00 01 01 00 9d a9 || No. 1 relay ON | |||
|-No. 1 relay 1 channel status | |||
| 02 05 00 01 00 00 9c 39 || No. 1 relay off | |||
|- | |- | ||
| || | |||
|- | |- | ||
| 01 | | 02 05 00 02 01 00 6d a9 || No. 2 relay ON | ||
|- | |- | ||
| | | 02 05 00 02 00 00 6c 39 || No. 2 relay off | ||
|- | |- | ||
| | | || | ||
|- | |- | ||
| 02 05 00 03 01 00 3c 69 || No. 3 relay ON | |||
|- | |- | ||
| 02 05 00 03 00 00 3d f9 || No. 3 relay off | |||
|- | |||
| || | |||
|- | |||
| 02 05 00 04 01 00 8d a8 || No. 4 relay ON | |||
|- | |||
| 02 05 00 04 00 00 8c 38 || No. 4 relay off | |||
|- | |||
| || | |||
|- | |||
| 02 05 00 ff 00 00 fd c9 || Quanmie | |||
|- | |||
| 02 05 00 ff ff ff fc 79 || All light | |||
|} | |} | ||
<br> | <br> | ||
[address 1]<br> | |||
{| class="wikitable" | |||
|- | |||
! Hex Byte !! Funktion | |||
|- | |||
| 01 01 00 01 00 04 6c 09 || Send : No. 1 relay 1 channel status | |||
|- | |||
| || Return ...... | |||
|- | |||
| 01 01 00 02 00 04 9c 09 || Send : No. 1 Relay 2 channel status | |||
|- | |||
| || Return ...... | |||
|- | |||
| 01 01 00 03 00 04 CD C9 || Send : No. 1 Relay 3 channel status | |||
|- | |||
| || Return ...... | |||
|- | |||
| 01 01 00 04 00 04 7C 08 || Send : No. 1 Relay 4 channel status | |||
|} | |||
<br> | <br> | ||
https://hacktronics.co.in/4-channel-relay-module/4-channel-relay-module-programmable-w-opto-isolated-rs485-stm8s103f3 | |||
=== DDS578R Energy Meter === | === DDS578R Energy Meter === | ||
Line 250: | Line 261: | ||
{| class="wikitable" | {| class="wikitable" | ||
! colspan=" | ! colspan="2"| Data register address !! colspan="4"| Register Description | ||
|- | |- | ||
| | | highByte || lowByte || Description || unit || Format || Mode | ||
|- | |- | ||
| 00 || 00 || A phase voltage || V || Floating point || Read-only | |||
|- | |- | ||
| 00 || 02 || B phase voltage || V || Floating point || Read-only | |||
|- | |- | ||
| 00 || 04 || C phase voltage || V || Floating point || Read-only | |||
|- | |- | ||
| 00 || 08 || A line current || A || Floating point || Read-only | |||
|- | |- | ||
| 00 || 0A || B line current || A || Floating point || Read-only | |||
|- | |- | ||
| 00 || 0C || C line current || A || Floating point || Read-only | |||
|- | |- | ||
| 00 || 10 || Total active power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 00 || 12 || A phase active power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 00 || 14 || B phase active power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 00 || 16 || C phase active power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 00 || 18 || Total reactive power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 00 || 1A || A phase reactive power || Var || Floating point || Read-only | |||
|- | |- | ||
| 00 || 1C || B phase areactive power || Var || Floating point || Read-only | |||
|- | |- | ||
| 00 || 1E || C phase reactive power || Var || Floating point || Read-only | |||
|- | |- | ||
| 00 || 2A || A phase power factor || || Floating point || Read-only | |||
|- | |- | ||
| 00 || 2E || B phase power factor || || Floating point || Read-only | |||
|- | |- | ||
| 00 || 2C || C phase power factor || || Floating point || Read-only | |||
|- | |- | ||
| 00 || 36 || frequency || frequency || Floating point || Read-only | |||
|- | |- | ||
| 01 || 00 || Total active electricity power || KWh || Floating point || Read-only | |||
|- | |- | ||
| 04 || 00 || Total reactive electricity power|| KWh || Floating point || Read-only | |||
|- | |- | ||
|} | |} | ||