Renesas H8 Series

Section 8 I/O Ports
Rev. 7.00 Mar 10, 2005 page 235 of 652
REJ09B0042-0700
8.10.3 Pin Functions
Table 8.27 shows the port A pin functions.
Table 8.27 Port A Pin Functions
Pin Pin Functions and Selection Method
PA
3
/COM
4
The pin function depends on bit PCRA
3
in PCRA and bits SGS3 to SGS0.
SGS3 to SGS0 0000 0000 Not 0000
PCRA
3
01*
Pin function PA
3
input pin PA
3
output pin COM
4
output pin
PA
2
/COM
3
The pin function depends on bit PCRA
2
in PCRA and bits SGS3 to SGS0.
SGS3 to SGS0 0000 0000 Not 0000
PCRA
2
01*
Pin function PA
2
input pin PA
2
output pin COM
3
output pin
PA
1
/COM
2
The pin function depends on bit PCRA
1
in PCRA and bits SGS3 to SGS0.
SGS3 to SGS0 0000 0000 Not 0000
PCRA
1
01*
Pin function PA
1
input pin PA
1
output pin COM
2
output pin
PA
0
/COM
1
The pin function depends on bit PCRA
0
in PCRA and bits SGS3 to SGS0.
SGS3 to SGS0 0000 Not 0000
PCRA
0
01*
Pin function PA
0
input pin PA
0
output pin COM
1
output pin
*: Don’t care