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UPD78F4938A Datasheet(PDF) 11 Page - NEC |
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UPD78F4938A Datasheet(HTML) 11 Page - NEC |
11 / 52 page 11 Data Sheet U14118EJ1V0DS µPD78F4938A 4.1 Port Pins (2/2) Pin Name I/O Alternate Function Function P70 to P77 I/O ANI0 to ANI7 P90 to P97 I/O — P100 to P104 I/O — P105 SCK3 P106 SI3 P107 SO3 Port 7 (P7): • 8-bit I/O port. • Input/output can be specified in 1-bit units. Port 9 (P9): • 8-bit I/O port. • Input/output can be specified in 1-bit units. • An on-chip pull-up resistor can be specified by means of software for pins in input mode. Port 10 (P10): • 8-bit I/O port. • Input/output can be specified in 1-bit units. • An on-chip pull-up resistor can be specified by means of software for pins in input mode. • P105 and P107 can be specified for N-ch open-drain connection. |
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