NEC PD17062 - Manual (Page 160)

160
µ
PD17062
(3) Alternative method to release the halt state
P0D
3
/ADC
5
P0D
2
/ADC
4
P0D
1
/ADC
3
P0D 0 /ADC 2
Output port Latch
Microprocessor or the like
General-purpose output port
The P0D
0
/ADC
2
to P0D
3
/ADC
5
pins can be used a general-purpose input port with a built-in pull-down
resistor.
This configuration of the P0D 0 /ADC 2 to P0D 3 /ADC 5 pins enables a microprocessor to be used to release the
halt state as shown above.