M32C8A Datasheet, PDF (299/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

M32C/8A Group
22. Programmable I/O Ports
Programmable I/O ports with the port control register
Pull-up select
PDi register
PCR0 bit
Port latch
Data bus
Peripheral
function input
PCR0 bit: bit in the PCR register
Option
Port
(A)
Hysteresis
P1_0 to P1_4
−
P1_5 to P1_7
: Available −: Not available
A
B
(B)
Peripheral function
input
−
Programmable I/O ports with the function select register
Value written to INV03 bit
Write signal to INV03 bit
RESET
NMI
INV05
INV03
DQ
T
R
INV02
Pull-up select
Registers PS1 and PS2
PDi register
Peripheral function output
Port latch
Data bus
Peripheral function input
Port P7_2 to P7_5, P8_0, P8_1
Figure 22.2 Programmable I/O Ports (2)
Rev.1.00 Jul 15, 2007 Page 282 of 352
REJ09B0385-0100