pef22504 Infineon Technologies Corporation, pef22504 Datasheet - Page 213

• Manufacturer Part Number: pef22504
• Description: Quad E1/t1/j1 Line Interface Component For Long- And Short-haul Applications Pef 22504 E, Pef 22504 Ht, Version 2.1
• Manufacturer: Infineon Technologies Corporation

Multi Function Port Input Register
This register always reflects the state of the multi function ports, see
according port should be switched to general purpose input mode. If not, the programmed output signal can be
monitored through this register (see registers PC1 to PC3).
MFPI
Multi Function Port Input Register
Field
RPC
RPB
RPA
XPB
XPA
Data Sheet
Bits
6
5
4
1
0
Type
r
r
r
r
r
Description
RPC Input Level
0
1
RPB Input Level
0
1
RPA Input Level
0
1
XPB Input Level
0
1
XPA Input Level
0
1
B
B
B
B
B
B
B
B
B
B
Low level on pin RPC.
High level on pin RPC.
Low level on pin RPB.
High level on pin RPB.
Low level on pin RPA.
High level on pin RPA.
Low level on pin XPB.
High level on pin XPB.
Low level on pin XPA.
High level on pin XPA.
xxAB
Offset
Register DescriptionMulti Function Port Input Register
213
H
Chapter
3.12. If used as an input, the
Rev. 1.3, 2006-01-25
QuadLIU
PEF 22504
Reset Value
xx
TM
H