Data Sheet U14121EJ2V0DS00
15
μ
PD784214A, 784215A, 784216A, 784217A, 784218A, 784214AY, 784215AY, 784216AY, 784217AY, 784218AY
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5.1 Port Pins (2/2)
Pin Name
I/O
Alternate Function
Function
P60
A16
P61
A17
P62
A18
P63
A19
P64
RD
P65
WR
P66
WAIT
P67
I/O
ASTB
Port 6 (P6):
8-bit I/O port
Input/output can be specified in 1-bit units.
All pins set in input mode can be connected to on-chip pull-up
resistors by means of software.
P70
RxD2/SI2
P71
TxD2/SO2
P72
I/O
ASCK2/SCK2
Port 7 (P7):
3-bit I/O port
Input/output can be specified in 1-bit units.
Whether specifying input mode or output mode, use of an on-chip
pull-up resistor can be specified in 1-bit units by means of
software.
P80 to P87
I/O
A0 to A7
Port 8 (P8):
8-bit I/O port
Input/output can be specified in 1-bit units.
Whether specifying input mode or output mode, use of an on-chip
pull-up resistor can be specified in 1-bit units by means of
software.
The interrupt control flag (KRIF) is set to 1 when a falling edge is
detected at a pin of this port.
P90 to P95
I/O
Port 9 (P9):
N-ch open-drain middle-voltage I/O port
6-bit I/O port
Input/output can be specified in 1-bit units.
LEDs can be driven directly.
P100
TI5/TO5
P101
TI6/TO6
P102
TI7/TO7
P103
I/O
TI8/TO8
Port 10 (P10):
4-bit I/O port
Input/output can be specified in 1-bit units.
Whether specifying input mode or output mode, use of an on-chip
pull-up resistor can be specified in 1-bit units by means of
software.
P120 to P127
I/O
RTP0 to RTP7
Port 12 (P12):
8-bit I/O port
Input/output can be specified in 1-bit units.
Whether specifying input mode or output mode, use of an on-chip
pull-up resistor can be specified in 1-bit units by means of
software.
P130, P131
I/O
ANO0, ANO1
Port 13 (P13):
2-bit I/O port
Input/output can be specified in 1-bit units.