Communication Processor Module
16-488
MPC823e REFERENCE MANUAL
MOTOROLA
PORTS
COMMUNICATION
16
PROCESSOR MODULE
16.14.6.4 PORT B PIN ASSIGNMENT REGISTER.
The port B pin assignment register
(PBPAR) is cleared by system reset.
Bits 0–15—Reserved
These bits are reserved and must be set to 0.
DD16–DD31—Dedicated Function Pins 16-31
0 = General-purpose I/O. The peripheral functions of the pin are not used.
1 = Dedicated peripheral function. The pin is used by the internal module. The on-chip
peripheral function to which it is dedicated can be determined by other bits, such
as those in the PBDIR.
PBPAR
BIT
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FIELD
RESERVED
RESET
0
R/W
R/W
ADDR
(IMMR & 0xFFFF0000) + 0x
ABC
BIT
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
FIELD
DD16 DD17 DD18 DD19 DD20 DD21 DD22 DD23 DD24 DD25 DD26 DD27 DD28 DD29 DD30 DD31
RESET
0000000000000000
R/W
R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
ADDR
(IMMR & 0xFFFF0000) + 0xABE
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