Communication protocols
6. Click the Device Online/Offline (Toggle) toolbar button to go
on-line.
7. Click the Device Download toolbar button to download the
parameters.
4.4.3
Communication Status
TJ1-PRT can provide status information to the TJ1-MC__. You can
retrieve the status information in BASIC with the command
PROFIBUS (unit_number,4,0). The result provides the following
information:
/i
Bit
Value
Description
0
0
Failed configuration of I/O data exchange
1
I/O data exchange configured successfully
1
0
I/O data not available
1
I/O data available
2
0
Data exchange active in OPERATE mode
1
Data exchange active in CLEAR mode
PROGRAMMING MANUAL
fig. 13
172