Datasheet

Section 8 I/O Ports
Rev. 8.00 Mar. 09, 2010 Page 209 of 658
REJ09B0042-0800
8.3.3 Pin Functions
Table 8.6 shows the port 3 pin functions.
Table 8.6 Port 3 Pin Functions
Pin Pin Functions and Selection Method
P3
7
/AEVL The pin function depends on bit AEVL in PMR3 and bit PCR3
7
in PCR3.
AEVL 0 1
PCR3
7
0 1 *
Pin function P3
7
input pin P3
7
output pin AEVL input pin
P3
6
/AEVH The pin function depends on bit AEVH in PMR3 and bit PCR3
6
in PCR3.
AEVH 0 1
PCR3
6
0 1 *
Pin function P3
6
input pin P3
6
output pin AEVH input pin
P3
5
to P3
3
The pin function depends on the corresponding bit in PCR3.
PCR3n 0 1
Pin function P3
n
input pin P3
n
output pin
(n = 5 to 3)
P3
2
/TMOFH The pin function depends on bit TMOFH in PMR3 and bit PCR3
2
in PCR3.
TMOFH 0 1
PCR3
2
0 1 *
Pin function P3
2
input pin P3
2
output pin TMOFH output pin
P3
1
/TMOFL The pin function depends on bit TMOFL in PMR3 and bit PCR3
1
in PCR3.
TMOFL 0 1
PCR3
1
0 1 *
Pin function P3
1
input pin P3
1
output pin THOFL output pin
P3
0
/UD The pin function depends on bit UD in PMR3 and bit PCR30 in PCR3.
UD 0 1
PCR3
0
0 1 *
Pin function P3
0
input pin P3
0
output pin UD input pin
*: Don’t care