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CHAPTER 6 PORT FUNCTIONS
P70 SI2/RxD
P71 SO2/TxD
P72 SCK2/ASCK
P120 to P127 RTP0 to RTP7
P130 and P131 ANO0, ANO1
Table 6-1. Port Functions (
µ
PD78054 subseries) (2/2)
Pin Name Function Alternate Function
P60 N-ch open-drain input/output port.
P61 On-chip pull-up resistor can be specified by
P62 Port 6. mask option. (Mask ROM version only).
P63 8-bit input/output port. LEDs can be driven directly.
P64 Input/output mode can be specified in 1-bit When used as an input port, an on-chip RD
P65 units. pull-up resistor can be used by software. WR
P66 WAIT
P67 ASTB
Port 7.
3-bit input/output port.
Input/output mode can be specified in 1-bit units.
When used as an input port, an on-chip pull-up resistor can be used by software.
Port 12.
8-bit input/output port.
Input/output mode can be specified in 1-bit units.
When used as an input port, on-chip pull-up resistor can be used by software.
Port 13.
2-bit input/output port.
Input/output mode can be specified in 1-bit units.
When used as an input port, on-chip pull-up resistor can be used by software.
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