Datasheet

Section 8 I/O Ports
Rev.7.00 Dec. 24, 2008 Page 230 of 698
REJ09B0074-0700
8.4.3 Port 7 Register (PORT7)
PORT7 indicates the pin states of the port 7.
Bit Bit Name Initial Value R/W Description
7
6
5
P77
P76
P75
⎯*
⎯*
⎯*
⎯
⎯
⎯
(H8S/2218 Group)
Reserved
These bits are undefined and cannot be modified.
(H8S/2212 Group)
If P7DDR bits are set to 1, the P7DR value is read. If
P7DDR bits are cleared to 0, the pin states are read.
4 P74 ⎯* R (H8S/2218 Group)
If the port 7 is read while P7DDR bits are set to 1, the
P7DR value is read. If the port 7 is read while P7DDR
bits are cleared to 0, the pin states are read.
(H8S/2212 Group)
Reserved
This bit is undefined and cannot be modified.
3, 2 ⎯ Undefined ⎯ Reserved
These bits are undefined and cannot be modified.
1
0
P71
P70
⎯*
⎯*
R
R
(H8S/2218 Group)
If the port 7 is read while P7DDR bits are set to 1, the
P7DR value is read. If the port 7 is read while P7DDR
bits are cleared to 0, the pin states are read.
(H8S/2212 Group)
Reserved
These bits are undefined and cannot be modified.
Note: * Determined by the states of pins P77 to P74, P71, and P70.