Port 1 Data Register (P1Dr); Port 1 Register (Port1) - Renesas H8S/2368 Series Hardware Manual

9.1.2

Port 1 Data Register (P1DR)

P1DR stores output data for the port 1 pins.
Bit Bit Name Initial Value
7 P17DR 0
6 P16DR 0
5 P15DR 0
4 P14DR 0
3 P13DR 0
2 P12DR 0
1 P11DR 0
0 P10DR 0
9.1.3

Port 1 Register (PORT1)

PORT1 shows the pin states.
PORT1 cannot be modified.
Bit Bit Name Initial Value
7 P17
—*
6 P16
—*
5 P15
—*
4 P14
—*
3 P13
—*
2 P12
—*
1 P11
—*
0 P10
—*
Note: * Determined by the states of pins P17 to P10.
Rev. 2.00, 05/03, page 304 of 820
R/W Description
R/W Output data for a pin is stored when the pin function
is specified to a general purpose I/O.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W Description
R 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
R
performed while P1DDR bits are cleared to 0, the pin
R
states are read.
R
R
R
R
R