Pin Functions - Renesas H8 Series Hardware Manual

8.2.3

Pin Functions

Table 8.3 shows the port 1 pin functions.
Table 8.3 Port 1 Pin Functions
Pin Pin Functions and Selection Method
P1 /IRQ /TRGV The pin function depends on bit IRQ3 in PMR1 and bit PCR1
7 3
IRQ3
PCR1
Pin function
P1 /IRQ The pin function depends on bits IRQ2 and IRQ1 in PMR1 and bit PCR1
6 2
PCR1.
P1 /IRQ
5 1
IRQ
PCR1
Pin function
P1 /PWM The pin function depends on bit PWM in PMR1 and bit PCR1
4
PWM
PCR1
Pin function
P1 /TMOW The pin function depends on bit TMOW in PMR1 and bit PCR1
0
TMOW
PCR1
Pin function
Legend: * Don't care
7
P1 input pin P1
7
m
n
P1 input pin P1
n
4
P1 input pin P1
4
0
P1 input pin P1
0
0
0 1
output pin
7
0
0 1
output pin
n
0
0 1
output pin
4
0
0 1
output pin
0
Rev. 6.00 Sep 12, 2006 page 175 of 526
Section 8 I/O Ports
in PCR1.
7
1
*
IRQ
/TRGV input pin
3
in
n
(m = n – 4, n = 6, 5)
1
*
IRQ
input pin
m
in PCR1.
4
1
*
PWM output pin
in PCR1.
0
1
*
TMOW output pin
REJ09B0326-0600