User Manual
EM303A General Purpose Inverter
134
Frame Structure of Receiving Message
Receive Sequence Bytes Received
0 ≥Idle periods of 4 bits
1 Address code 1
2 Function code 1
3 Byte Length 1
4 High byte 2*Register number
5 Low byte
6 CRC parity(L) 2
7 CRC parity(H)
8 ≥Idle periods of 4 bits
Command code 0x06:
Write single function code or control parameter of inverter
Frame Structure of Sending Message
Transmit Sequence Bytes Sent
0 ≥Idle periods of 4 bits
1 Address code 1
2 Function code 1
3
Register address
(H)
2
4
Register address
(L)
5
Register data
(H)
2
6
Register data
(L)
7
CRC parity
(L)
2
8
CRC parity
(H)
9 ≥Idle periods of 4 bits
Frame Structure of Receiving Message
Receive Sequence Bytes Received
0 ≥Idle periods of 4 bits
1 Address code 1
2 Function code 1
3
Register address
(H)
2
4
Register address
(L)
5
Register data
(H)
2
6
Register data
(L)
7
CRC parity
(L)
2
8
CRC parity
(H)
9 ≥Idle periods of 4 bits