Hitachi HIDIC EH-150 Applications Manual page 28

6.2.1 Error Code
Link module
Link No. 1
Link No. 2
The following error codes can be present in this register:
hex00 No error
hex01 Failed to initialize Profibus DP master.
hex02 Start Address of link area in the PLC is not zero.
hex03 The link length configured in the PLC equals zero or is larger than 256 words.
hex06 Internal Error on Profibus DP master.
6.2.2 Main state of master system
Link module
Link No. 1
Link No. 2
This register contains information about the state of the master system. The following states can be present.
hex00 Off-line
hex40 Stopped
hex80 Clear
hexC0 Operate
6.2.3 Global error bits
Link module
Link No. 1
Link No. 2
The following errors can be present:
Bit number Name
7-6
5
4
3
2 No data
1 Auto clear
0 Control
Table 6.8 Error code
Link address
WRF0E0
WRF140
Table 6.9 Main state of master system
Link address
WRF0E4
WRF144
Table 6.10 Global error bits
Link address
WRF0E4
WRF144
Table 6.11 Detail of Global error bits
Description
Reserved
1= HOST is not ready
0= normal operation
1= Bus short circuits detected
0= Normal operation
1= Because of heavy bus error, no further bus communication is possible
0= Normal Operation
1 = At least one remote node is not in the data exchange mode or reports fatal
error
0 = Normal Operation
1 = The master branched into auto clear mode because of a remote node error
0 = Normal Operation
1 = A parameter error occurred
0 = Normal Operation
6-5
Notes
Low byte (High byte not used)
Low byte (High byte not used)
Notes
High byte
High byte
Notes
low byte
low byte
Chapter 6 Indications