Fuji Electric FRENIC-VG Series, User Manual

Page: 44 / 346

5-24
Selecting response frame [Inverter
J
Host]
0 1 2 3 4 5 6 7
SOH
Station No.
ACK/NAK
Command
ETX
BCC
1 2 1 1 1 2 (byte)
Values
Byte Field
ASCII format Hexadecimal format
Description
0 SOH SOH 01
H
Transmission begins
1 '0' - '3', '9' 30
H
- 33
H
, 39
H
Inverter station address (Decimal: tens place)
2
Station No.
'0' - '9' 30
H
- 39
H
Inverter station address (Decimal: ones place)
Transmission response
ACK 06
H
3 ACK/NAK
NAK 15
H
Positive response: No receiving error or request logic error
Negative response: Request logic error
Request command
'a' 61
H
Speed setting 1 (S01)
'b' 62
H
Torque command (S02)
'c' 63
H
Torque current command (S03)
'd' 64
H
Magnetic flux command (S04)
'e' 65
H
Orientation position command (S05)
'f' 66
H
Run command (S06)
4 Command
'm' 6D
H
Reset command: All "0"
5 ETX ETX 03
H
Transmission ends
6 '0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
Sum-check 1 (Hexadecimal: tens place)
7
BCC
'0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
Sum-check 2 (Hexadecimal: ones place)
BCC target