Datasheet

Section 8 I/O Ports
Rev. 3.00 Sep. 28, 2009 Page 150 of 710
REJ09B0384-0300
8.7 Port 7
Port 7 is an 8-bit input port. Port 7 pins also function as A/D converter analog input and interrupt
input. Port 7 has the following register.
• Port 7 input data register (P7PIN)
8.7.1 Port 7 Input Data Register (P7PIN)
P7PIN indicates the pin states.
Bit Bit Name Initial Value R/W Description
7 P77PIN Undefined* R
6 P76PIN Undefined* R
5 P75PIN Undefined* R
4 P74PIN Undefined* R
3 P73PIN Undefined* R
2 P72PIN Undefined* R
1 P71PIN Undefined* R
When a P7PIN read is performed, the pin states are
always read.
0 P70PIN Undefined* R
Note: * The initial value is determined in accordance with the pin states of P77 to P70.