Datasheet

Section 9 I/O Ports
REJ09B0140-0900 Rev. 9.00 Page 245 of 846
Sep 16, 2010
H8S/2215 Group
9.4.2 Port 7 Data Register (P7DR)
P7DR stores output data for the port 7 pins.
Bit Bit Name Initial Value R/W Description
7 to
5
— Undefined — Reserved
These bits are undefined and cannot be modified.
4 P74DR 0 R/W
3 P73DR 0 R/W
2 P72DR 0 R/W
1 P71DR 0 R/W
Stores output data for the port 7 pins.
0 P70DR 0 R/W
9.4.3 Port 7 Register (PORT7)
PORT7 shows the pin states.
Bit Bit Name Initial Value R/W Description
7 to
5
— Undefined — Reserved
These bits are undefined and cannot be modified.
4 P74 —
*
R
3 P73 —
*
R
2 P72 —
*
R
1 P71 —
*
R
If a port 7 read is performed while P7DDR bits are set to
1, the P7DR values are read. If a port 7 read is performed
while P7DDR bits are cleared to 0, the pin states are read.
0 P70 —
*
R
Note: * Determined by the state of pins P74 to P70.