Renesas R5S72621 User Manual
Section 32 General Purpose I/O Ports
R01UH0134EJ0400 Rev. 4.00
Page 1761 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
Table 32.20 Port J Data Registers 0 (PJDR0) Read/Write Operation
Bits 11 to 0 of PJDR0
PJIOR0 Pin
Function
Read
Operation
Write Operation
0
General input
Pin state
Can write to PJDR0, but it has no effect on the pin
state.
state.
Other than
general input
general input
Pin state
Can write to PJDR0, but it has no effect on the pin
state.
state.
1
General output PJDR0 value
Value written is output from pin
Other
than
general output
PJDR0 value
Can write to PJDR0, but it has no effect on the pin
state
state
32.2.33
Port J Port Register 0 (PJPR0)
PJPR0 is a 16-bit read-only register, in which the PJ11PR to PJ0PR bits correspond to the PJ11 to
PJ0 pins, respectively. PJPR0 always returns the states of the pins regardless of the PJCR0 to
PGCR2 settings.
PJ0 pins, respectively. PJPR0 always returns the states of the pins regardless of the PJCR0 to
PGCR2 settings.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
PJ11
PJ10
PJ9
PJ8
PJ7
PJ6
PJ5
PJ4
PJ3
PJ2
PJ1
PJ0
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
-
-
-
PJ11
PR
PJ10
PR
PJ9
PR
PJ8
PR
PJ7
PR
PJ6
PR
PJ5
PR
PJ4
PR
PJ3
PR
PJ2
PR
PJ1
PR
PJ0
PR
-
Bit:
Initial value:
R/W:
Bit Bit
Name
Initial
Value R/W
Description
15 to 12
All
0 R
Reserved
These bits are always read as 0. The write
value should always be 0.
value should always be 0.