PE6000 User Manual Appendix B
199
If slave stations test error in communication frames or cannot read or write it successfully,
those stations will answer error frame.
Instruction for data frame fields
Frame Head START
>3.5 byte transmission time
Slave address ADR
Communication address range:1-247 0=broadcast address
Command code CMD
03:read slave station parameter 06:write slave station
parameter
Function code H
Parameter address of AC drive, represented by hexadecimal;
include function code and non-function code (such as
running status parameter, run command) parameters, details
Slave station “read”
answer error frame
Idle (FH)
Target station
address
Error type
0x83
CRC verify
sum H-L
Idle
>3.5Byte
1Byte
1Byte
1Byte
2Byte
CRC verify
Slave station “write”
answer error frame
Idle (FH)
Target station
address
Error type
0x83
CRC verify
sum H-L
Idle
>3.5Byte
1Byte
1Byte
1Byte
2Byte
CRC verify
Error Type:
01: command
code error
02: address error
03: data error
04: cannot deal
with command
Slave station “write”
answer frame
Idle (FH)
Target station
address
Function code
address H-L
Write
command
0×06
CRC verify
sum H-L
Idle
>3.5Byte
1Byte
1Byte
2Byte
2Byte
2Byte
CRC verify
Function code
parameter H-L
Main station “write”
command frame
Idle (FH)
Target station
address
Function code
address H-L
Write
command
0×06
CRC verify
sum H-L
Idle
>3.5Byte
1Byte
1Byte
2Byte
2Byte
2Byte
CRC verify
Function code
parameter H-L