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UPD78F4218AYGC-8EU Datasheet(PDF) 12 Page - NEC |
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UPD78F4218AYGC-8EU Datasheet(HTML) 12 Page - NEC |
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12 / 60 page  Data Sheet U14125EJ1V0DS00 12 µµµµPD78F4216A, 78F4218A, 78F4216AY, 78F4218AY 4. PIN FUNCTIONS 4.1 Port Pins (1/2) Pin Name I/O Alternate Function Function P00 INTP0 P01 INTP1 P02 INTP2/NMI P03 INTP3 P04 INTP4 P05 INTP5 P06 I/O INTP6 Port 0 (P0): • 7-bit I/O port • Input/output can be specified in 1-bit units. • Whether specifying input mode or output mode, an on-chip pull-up resistor can be specified in 1-bit units by means of software. P10 to P17 Input ANI0 to ANI7 Port 1 (P1): • 8-bit input only port P20 RxD1/SI1 P21 TxD1/SO1 P22 ASCK1/SCK1 P23 PCL P24 BUZ P25 SI0/SDA0 Note 1 P26 SO0 P27 I/O SCK0/SCL0 Note 1 Port 2 (P2): • 8-bit I/O port • Input/output can be specified in 1-bit units. • Whether specifying input mode or output mode, an on-chip pull-up resistor can be specified in 1-bit units by means of software. P30 TO0 P31 TO1 P32 TO2 P33 TI1 P34 TI2 P35 TI00 P36 TI01 P37 I/O EXA Note 2 Port 3 (P3): • 8-bit I/O port • Input/output can be specified in 1-bit units. • Whether specifying input mode or output mode, an on-chip pull-up resistor can be specified in 1-bit units by means of software. P40 to P47 I/O AD0 to AD7 Port 4 (P4): • 8-bit I/O port • Input/output can be specified in 1-bit units. • When used as an input port, an on-chip pull-up resistor can be specified by means of software. • LEDs can be driven directly. P50 to P57 I/O A8 to A15 Port 5 (P5): • 8-bit I/O port • Input/output can be specified in 1-bit units. • When used as an input port, an on-chip pull-up resistor can be specified by means of software. • LEDs can be driven directly. Notes 1. This SDA0 and SCL0 are available in the µPD78F4216AY, 78F4218AY only. 2. This function is available in the µPD78F4218A, 784218AY only. |
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