M32C80 Datasheet, PDF (284/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/80 Group
Programmable I/O Ports with the Port Control Register
Select Pull-up
Direction Register
PCR Register
Data Bus
Port Latch
A
Input to each
B
Peripheral Function
Option
Port
P10 to P14
P15 to P17
(A)
Hysteresis
: Available : Not Available
Circuit (B)
Peripheral Function
Input
Programmable I/O Ports with the Function Select Register
Write Signal to INV03
Value Written to INV03
RESET
NMI
INV05
INV03
TQ
D
R
INV02
Select Pull-up
PS1 and PS2
Registers
Direction Register
Output from each
Peripheral Function
Data Bus
Port Latch
22. Programmable I/O Ports
Input to each
Peripheral Function
Port: P72 to P75, P80, P81
Figure 22.2 Programmable I/O Ports (2)
Rev. 1.00 Nov. 01, 2005 ^{Page 265} of 330
REJ09B0271-0100