XC164-16 Datasheet, PDF (384/417 Pages) Infineon Technologies AG – 16-Bit Single-Chip Microcontroller with C166SV2 Core Volume 2 (of 2): Peripheral Units

XC164-16 Derivatives
Peripheral Units (Vol. 2 of 2)
TwinCAN Module
21.3.2.1 System Registers
Register CAN_PISEL allows the user to select the input pins for the two TwinCAN
receive signals RXDCA and RXDCB.
CAN_PISEL
TwinCAN Port Input Select Register
Reset Value: 0000_H
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0
RISB
RISA
r
rw
rw
Field
RISA
RISB
0
Bits Type Description
[2:0] rw
Receive Input Selection for Node A
Bitfield RISA defines the input pin for the TwinCAN
receive line RXDCA for node A.
000 The input pin for RXDCA is P4.5
001 The input pin for RXDCA is P4.7
010 Reserved.
011 The input pin for RXDCA is P9.2
1XX Reserved.
[5:3] rw
Receive Input Selection for Node B
Bitfield RISB defines the input pin for the TwinCAN
receive line RXDCB for node B.
000 The input pin for RXDCB is P4.4
001 The input pin for RXDCB is P9.0
010 Reserved.
011 Reserved.
1XX Reserved.
[15:6] r
Reserved; returns ‘0’ if read; should be written with
‘0’.
User’s Manual
TwinCAN_X41, V2.1
21-84
V2.1, 2004-03