41
Operation
F-FEM-DDC — User’s Guide
4.3.5
Parameterization
Each counter channel can be parameterized for a one track sensor or for a two
track sensor. This can be done via the Parameter manager (PAM).
For more details please refer to the F-FEM Parameterization Manual.
Possible sensor types:
Digital
Possible Sensor Attributes:
Frequency (A-Unsigned, A-Sign-B, A-Phase-B)
Period (A-Unsigned, A-Sign-B, A-Phase-B)
Event (A-Unsigned, A-Sign-B, A-Phase-B)
4.3.5.1
Mapping between input Channel, Counter and Track
The F-FEM-DDC consists of 16 digital inputs connected to 4 connectors as well
as 8 counter channels with two tracks.
The assignment between connector number, digital input bit, counter channel
and track is shown in Tab. 11 :
Connector Digital Input Bit Counter channel, Track
X41
1 Ch 1, Track A
2 Ch 1, Track B
3 Ch 2, Track A
4 Ch 2, Track B
X42
1 Ch 3, Track A
2 Ch 3, Track B
3 Ch 4, Track A
4 Ch 4, Track B
X43
1 Ch 5, Track A
2 Ch 5, Track B
3 Ch 6, Track A
4 Ch 6, Track B
X44
1 Ch 7, Track A
2 Ch 7, Track B
3 Ch 8, Track A
4 Ch 8, Track B
Tab. 11