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CHAPTER 3 PIN FUNCTION (
µ
PD78058F SUBSERIES)
(1) Port pins (2/3)
Pin Name
Input/Output
Function After Reset
Alternate Function
P30 Input/ Port 3. Input TO0
P31 output 8-bit input/output port. TO1
P32 Input/output mode can be specified bit-wise. TO2
P33 If used as an input port, an on-chip pull-up resistor can be used by TI1
P34 software. TI2
P35 PCL
P36 BUZ
P37 —
P40 to P47 Input/ Port 4. Input AD0 to AD7
output 8-bit input/output port.
Input/output mode can be specified in 8-bit units.
If used as an input port, an on-chip pull-up resistor can be used by
software.
Test input flag (KRIF) is set to 1 by falling edge detection.
P50 to P57 Input/ Port 5. Input A8 to A15
output 8-bit input/output port.
LED can be driven directly.
Input/output mode can be specified bit-wise.
If used as an input port, an on-chip pull-up resistor can be used by software.
P60 Input/ Port 6. Input —
P61 output 8-bit input/output port.
P62 Input/output mode can be
P63 specified bit-wise.
P64 If used as an input port, an on-chip RD
P65 pull-up resistor can be used by WR
P66 software. WAIT
P67 ASTB
Input/ Port 7.
output 3-bit input/output port.
Input/output mode can be specified bit-wise.
If used as an input port, an on-chip pull-up resistor can be used by software.
N-ch open-drain input/output port.
On-chip pull-up resistor can be
specified by mask option (Mask
ROM version only).
LEDs can be driven directly.
P70 Input SI2/RxD
P71 SO2/TxD
P72 SCK2/ASCK