Cotek AD-1500 - Page 9

6
Request Frame:
length
Description
Slave Address
1 Byte
0XA0 (AD Default Address)
Function Code
1 Byte
0x03
Starting Address MSB
1 Byte
0x00
Starting Address LSB
1 Byte
0x01 to 0x11
Quantity of Register MSB
1 Byte
0x00
Quantity of Register LSB
1 Byte
0x01
(number of word to read)
CRC LSB
1 Byte
CRC MSB
1 Byte
Response Frame:
length
Description
Slave Address
1 Byte
0XA0 (AD Default Address)
Function Code
1 Byte
0x03
Byte count
1 Byte
2 * N (N = Quantity of Register in Request)
Register Value
N*2 Bytes
Data
CRC LSB
1 Byte
CRC MSB
1 Byte