1. Select [Online]->[System diagnosis] or click the icon ( ).
2. Click the right button on the the Cnet I/F module and click Status By Service.
3. Click P2P service of Status by Service
4. Click mutiple reading and check Status by Service.
P2P service
Standard
information
Information of base number under diagnosis
Information of slot number under diagnosis
Type of communication module under diagnosis
Indicates whether P2P parameter exists or not
Driver type
Indicates the P2P driver by port
XGT/Modbus/User definition frame
Detailed
information
Block number
Available range:0~63
Only block under operation is indicated.
Indicates the channel number
Indicates the status by service
Indicates how many P2P service is done.
Indicates how many error occurs during service
Checks the P2P service status every second.
Check the P2P service status when refresh is done.
▶ Service status code
It is used to check whether Cnet I/F module is normal or not.
Dedicated service P2P service
Status
Error of RX frame head
(There is no ACK/NAK.)
Error of max. station number
(Available range: 0~255)
Error of RX frame tail
(There is no tail.)
5
Time out
3
BCC error of RX frame
FFFE
2. Commands except Read/Write are
Station number of RX frame is different
with self station number (Self station
In case of not get response from CPU
0B
RX frame size exceeds the modbus max.
frame size
0C
RX frame is not Modbus ASCII/RTU.
0D
HEX conversion error in Modbus