HD64F3644PV Datasheet, PDF (198/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 8 I/O Ports
8.2.4 Pin States
Table 8.4 shows the port 1 pin states in each operating mode.
Table 8.4 Port 1 Pin States
Pins
Reset
Sleep Subsleep Standby Watch Subactive Active
P17/IRQ3/TRGV High-
Retains
P16/IRQ2
impedance previous
state
P15/IRQ1
Retains
previous
state
High-
Retains Functional
impedance^* previous
state
P14/PWM
P10/TMOW
Note: * A high-level signal is output when the MOS pull-up is in the on state.
Functional
8.2.5 MOS Input Pull-Up
Port 1 has a built-in MOS input pull-up function that can be controlled by software. When a PCR1
bit is cleared to 0, setting the corresponding PUCR1 bit to 1 turns on the MOS input pull-up for
that pin. The MOS input pull-up function is in the off state after a reset.
PCR1n
0
1
PUCR1n
0
1
*
MOS input pull-up
Off
On
Off
Legend: * Don’t care
Note: n = 7 to 4, 0
Rev. 6.00 Sep 12, 2006 page 176 of 526
REJ09B0326-0600