Bit Pattern Of The Output And Input Data (F-User Data) - Festo CPX-F8DE-P Manual

1. System overview CPX-F8DE-P

1.2.3 Bit pattern of the output and input data (F-user data)

Bit samples for the output data
Byte Bit 7
0 0
Operating mode: 1 = channel-based passivation
1 = Acknowledgment of a channel error
1 8
Function mode for channel pair 7/6
2 8
Function mode for channel pair 3/2
Tab. 1/7: Bit pattern for output data (F usage data, bytes 0, 1 and 2)
Festo P.BE-CPX-F8DE-P-E N en 1610a English
Output data
Byte 0 serves to activate channel-based passivation and to
acknowledge channel errors è Chapter 1.2.4.
Bytes 1 and 2 serve to select the function modes for all chan­
nel pairs and are set as a 16-bit wide word by the F-host.
Bit 6 Bit 5
0 0
0 = module-based passivation
4 2
4 2
Ensure that the data in the output image contain a valid
•
module configuration for your safety application.
Bit 4 Bit 3
0 0
1 8
Function mode for channel pair 5/4
1 8
Function mode for channel pair 1/0
Bit 2 Bit 1
0 1/0
4 2
4 2
Bit 0
1/0
1
1
1-13