Preen AFV+ Series, Руководство пользователя, Страница: 101 / 137

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)