Section 8 I/O Ports
Rev. 7.00 Mar 10, 2005 page 221 of 652
REJ09B0042-0700
8.6.4 Pin States
Table 8.16 shows the port 6 pin states in each operating mode.
Table 8.16 Port 6 Pin States
Pin Reset Sleep Subsleep Standby Watch Subactive Active
P6
7
/SEG
16
to
P6
0
/SEG
9
High-
impedance
Retains
previous
state
Retains
previous
state
High-
impedance
*
Retains
previous
state
Functional Functional
Note: * A high-level signal is output when the MOS pull-up is in the on state.
8.6.5 MOS Input Pull-Up
Port 6 has a built-in MOS pull-up function that can be controlled by software. When a PCR6 bit is
cleared to 0, setting the corresponding PUCR6 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.
PCR6
n
001
PUCR6
n
01*
MOS input pull-up Off On Off
(n = 7 to 0)
*: Don’t care
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