Preen AFV+ Series - 5 MODBUS RTU Command Format; 5.1 Write Register Command Format

AFV
+
Series High Power Programmable AC Power Supply
5-89
5 MODBUS RTU Command Format
5.1 Write Register Command Format
5.1.1 Write Single Register Command Format
Slave
Address
Function
Code
Register
Address
Data
CRC16
DevAddr
Func
Addr
{dat1}
CRC_H CRC_L
 Byte1 (Device Address)：0x02 (Range：1-32)
 Byte2 (Function Code)：0x06 （Write single register address）
 Byte3,4 (Register Address)：Write Register Address (Refer to section 5.4)
 Byte5,6 (Data)：Write Data Content
 Byte7,8 (CRC16)： CRC16 checksum for Byte 1 to Byte 6 (Refer to section 5.5)
5.1.2 Write Single Register Correct Answer Format
Slave
Address
Function
Code
Register
Address
Data
CRC16
DevAddr
Func
Addr
{dat1}
CRC_H CRC_L
 Byte1 (Device Address)：0x02 (Editable)
 Byte2 (Function Code)：0x06 (Write single register address)
 Byte3,4 (Register Address)：Write Register Address (Refer to section 5.4)
 Byte5,6 (Data)：Write Data Content
 Byte7,8 (CRC16)： CRC16 checksum for Byte 1 to Byte 6 (Refer to section 5.5)