SH7764 Datasheet, PDF (1460/1752 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 27 General Purpose I/O (GPIO)
27.2.35 Pin Select Register 13 (PTSEL_S)
PTSEL_S is a 16-bit readable/writable register that selects the functions for the pins that multiplex
two or more functions other than the port function.
Bit: 15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_ PTSEL_
S15
S14
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1

Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R
Bit
Bit Name
Initial Value R/W Description
15
PTSEL_S15 0
R/W Port S (PS15) Function Select
0: IRQ0 function
1: DTEND1 function
14
PTSEL_S14 0
R/W Port S (PS14) Function Select
0: IRQOUT function
1: DREQ1 function
13
PTSEL_S13 0
R/W Port S (PS13) Function Select
0: D47 function
1: IDECS0 function
12
PTSEL_S12 0
R/W Port S (PS12) Function Select
0: D46 function
1: IDECS1 function
11
PTSEL_S11 0
R/W Port S (PS11) Function Select
0: D45 function
1: IODACK function
10
PTSEL_S10 0
R/W Port S (PS10) Function Select
0: D44 function
1: IODINT function
9
PTSEL_S9
0
R/W Port S (PS9) Function Select
0: D43 function
1: IDEIORDY function
8
PTSEL_S8
0
R/W Port S (PS8) Function Select
0: D42 function
1: IDEIORD function
Rev. 1.00 Nov. 22, 2007 Page 1404 of 1692
REJ09B0360-0100