157
8.5.5
MOS Input Pull-Up
Port 5 has a built-in MOS input pull-up function that can be controlled by software. When a
PCR5 bit is cleared to 0, setting the corresponding PUCR5 bit to 1 turns on the MOS pull-up for
that pin. The MOS pull-up function is in the off state after a reset.
PCR5
n
0
0
1
PUCR5
n
0
1
*
MOS input pull-up
Off
On
Off
(n = 7 to 0)
*
: Don’t care
8.6
Port 6
8.6.1
Overview
Port 6 is an 8-bit I/O port. The port 6 pin configuration is shown in figure 8.5.
P6
7
/SEG
16
P6
6
/SEG
15
P6
5
/SEG
14
P6
4
/SEG
13
P6
3
/SEG
12
P6
2
/SEG
11
P6
1
/SEG
10
P6
0
/SEG
9
Port 6
Figure 8.5 Port 6 Pin Configuration