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UPD70F3040Y Datasheet(PDF) 6 Page - NEC |
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UPD70F3040Y Datasheet(HTML) 6 Page - NEC |
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6 / 44 page  6 Preliminary Data Sheet U14622EJ1V0DS00 µµµµPD70F3040, 70F3040Y 1. PIN FUNCTIONS 1.1 Port Pins (1/4) Pin Name I/O PULL Function Alternate Function P00 NMI P01 INTP0 P02 INTP1 P03 INTP2 P04 INTP3 P05 INTP4/ADTRG P06 INTP5/RTPTRG0 P07 I/O Yes Port 0 8-bit I/O port Input/output mode can be specified in 1-bit units. INTP6 P10 SI0/SDA0 P11 SO0 P12 SCK0/SCL0 P13 SI1/RXD0 P14 SO1/TXD0 P15 I/O Yes Port 1 6-bit I/O port Input/output mode can be specified in 1-bit units. SCK1/ASCK0 P20 SI2/SDA1 P21 SO2 P22 SCK2/SCL1 P23 SI3/RXD1 P24 SO3/TXD1 P25 SCK3/ASCK1 P26 TI2/TO2 P27 I/O Yes Port 2 8-bit I/O port Input/output mode can be specified in 1-bit units. TI3/TO3 P30 TI000 P31 TI001 P32 TI010 P33 TI011 P34 TO0 P35 TO1 P36 TI4/TO4 P37 I/O Yes Port 3 8-bit I/O port Input/output mode can be specified in 1-bit units. TI5/TO5 P40 AD0 P41 AD1 P42 AD2 P43 AD3 P44 I/O No Port 4 8-bit I/O port Input/output mode can be specified in 1-bit units. AD4 Remark PULL: On-chip pull-up resistor |
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