Error codes for DP/V1 and VC1 communication
7725_en_01
PHOENIX CONTACT
A-3
A 2
Error codes for DP/V1 and VC1 communication
DP/V1 errors:
Function code (response) = DE
hex
(error read)
Or function code (response) = DF
hex
(error write)
Error decode = 80
hex
(DP/V1 communication)
Errors with reference to I/O terminal:
Status 44
hex
indicates an error
–
For DP/V1 on byte 3 of the data block
–
For VC1 byte 2 in the response
Always observe the individual represenations in your working environment.
Table A-7
Error codes for DP/V1 and VC1 communication
Error_Code_1
Error_Code_2
Meaning
B0
hex
0
Index invalid
B1
hex
0
Invalid data length when writing
B2
hex
0
Invalid device number
B5
hex
0
Status conflict, last read/write not finished yet
B6
hex
0
Access to device or index not permitted
B7
hex
0
Invalid parameter
C3
hex
0
(Internal) resource not available
D1
hex
0
PCP connection not established
D2
hex
0
PCP not supported
D4
hex
0
Incorrect service code
D5
hex
0
Incorrect sequence of fragments
D6
hex
0
Incorrect data length during access
D7
hex
0
PCP PDU size of 64 bytes (58 bytes of user data) per
communication exceeded
DC
hex
0
(Internal) timeout while reading
DD
hex
0
(Internal) error while sending a request
DE
hex
0
(Internal) error while receiving a service