CHAPTER 4 PIN FUNCTION (µPD78070AY)
(1) Port pins (2/2)
Pin Name Input/Output
Function
After Reset Alternate Function
—
P60
P61
N-ch open-drain input/output port.
LED can be driven directly.
Port 6.
5-bit input/output port.
P62
P63
P66
Input/
Input
output
Input/output mode can be
specified bit-wise.
WAIT
If used as an input port, an on-chip
pull-up resistor can be connected
by software.
Port 7.
P70
SI2/R×D
Input/
3-bit input/output port.
Input
P71
P72
SO2/T×D
Input/output mode can be specified bit-wise.
If used as an input port, an on-chip pull-up resistor can be connected
by software.
output
SCK2/ASCK
P90
P91
P92
P93
P94
P95
P96
N-ch open-drain input/output port.
Port 9.
7-bit input/output port.
Input/output mode can be
Input/
Input
—
output
specified bit-wise.
If used as an input port, an on-chip
pull-up resistor can be connected
by software.
Port 10.
P100
P101
TI5/TO5
TI6/TO6
—
4-bit input/output port.
Input/
Input/output mode can be specified bit-wise.
Input
Input
Input
output
If used as an input port, an on-chip pull-up resistor can be connected
P102, P103
by software.
Port 12.
8-bit input/output port.
Input/
P120 to P127
Input/output mode can be specified bit-wise.
RTP0 to RTP7
output
If used as an input port, an on-chip pull-up resistor can be connected
by software.
Port 13.
2-bit input/output port.
Input/
P130, P131
Input/output mode can be specified bit-wise.
If used as an input port, an on-chip pull-up resistor can be connected
by software.
ANO0, ANO1
output
72
ETC [ ETC ]
