HD64F3644PV Datasheet, PDF (501/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

PCR1—Port control register 1
Appendix B Internal I/O Registers
H'FFE4
I/O ports
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
PCR1₇ PCR1₆ PCR1₅ PCR1₄
—
—
—
0
0
0
0
0
0
0
W
W
W
W
—
—
—
Port 1 input/output select
0 Input pin
1 Output pin
0
PCR1₀
0
W
PCR2—Port control register 2
H'FFE5
I/O ports
Bit
7
6
5
4
3
2
1
0
—
—
—
—
—
PCR2₂ PCR2₁ PCR2₀
Initial value
0
0
0
0
0
0
0
0
Read/Write
—
—
—
—
—
W
W
W
Port 2 input/output select
0 Input pin
1 Output pin
PCR3—Port control register 3
H'FFE6
I/O ports
Bit
7
6
5
4
3
2
1
0
—
—
—
—
— PCR3₂ PCR3₁ PCR3₀
Initial value
0
0
0
0
0
0
0
0
Read/Write
—
—
—
—
—
W
W
W
Port 3 input/output select
0 Input pin
1 Output pin
Rev. 6.00 Sep 12, 2006 page 479 of 526
REJ09B0326-0600