SH7146 Datasheet, PDF (756/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 18 I/O Ports
18.1.3 Port A Port Register L (PAPRL)
The port A port register L (PAPRL) is a 16-bit read-only register that always returns the states of
the pins regardless of the PFC setting. Bits PA15PR to PA0PR correspond to pins PA15 to PA0
(multiplexed functions omitted here).
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
PA15 PA14 PA13 PA12 PA11 PA10 PA9 PA8 PA7 PA6 PA5 PA4 PA3 PA2 PA1 PA0
PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR PR
Initial value: *
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
R/W: R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Initial
Bit
Bit Name Value R/W Description
15
PA15PR Pin state R
The pin state is returned regardless of the PFC setting.
14
PA14PR Pin state R
These bits cannot be modified.
13
PA13PR Pin state R
12
PA12PR Pin state R
11
PA11PR Pin state R
10
PA10PR Pin state R
9
PA9PR Pin state R
8
PA8PR Pin state R
7
PA7PR Pin state R
6
PA6PR Pin state R
5
PA5PR Pin state R
4
PA4PR Pin state R
3
PA3PR Pin state R
2
PA2PR Pin state R
1
PA1PR Pin state R
0
PA0PR Pin state R
Rev. 3.00 May 17, 2007 Page 712 of 974
REJ09B0229-0300