HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 529

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

10.1.2
P1DR stores output data for the port 1 pins.
Bit
0
10.1.3
PORT1 shows the pin states.
PORT1 cannot be modified.
Bit
0
Note:
7
6
5
4
3
2
1
7
6
5
4
3
2
1
Bit Name
P17DR
P16DR
P15DR
P14DR
P13DR
P12DR
P11DR
P10DR
Bit Name
P17
P16
P15
P14
P13
P12
P11
P10
* Determined by the states of pins P17 to P10.
Port 1 Data Register (P1DR)
Port 1 Register (PORT1)
Initial Value
0
0
0
0
0
0
0
0
Initial Value
—
—
—
—
—
—
—
—
*
*
*
*
*
*
*
*
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
Description
Description
Output data for a pin is stored when the pin function
is specified to a general purpose I/O.
If a port 1 read is performed while P1DDR bits are
set to 1, the P1DR values are read. If a port 1 read
is performed while P1DDR bits are cleared to 0, the
pin states are read.
Rev.7.00 Mar. 18, 2009 page 461 of 1136
Section 10 I/O Ports
REJ09B0109-0700