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UPD70F3035A Datasheet(PDF) 11 Page - NEC |
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UPD70F3035A Datasheet(HTML) 11 Page - NEC |
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11 / 31 page  Data Sheet U14780EJ1V0DS00 11 µµµµPD703034A, 703034AY, 703035A, 703035AY, 70F3035A, 70F3035AY 2.2 Non-Port Pins (1/4) Pin Name I/O PULL Function Alternate Function A1 P110/WAIT A2 P111 A3 P112 A4 P113 A5 P100/RTP0/KR0 A6 P101/RTP1/KR1 A7 P102/RTP2/KR2 A8 P103/RTP3/KR3 A9 P104/RTP4/KR4/IERX A10 P105/RTP5/KR5/IETX A11 P106/RTP6/KR6 A12 P107/RTP7/KR7 A13 P34/TO0/SCK4 A14 P35/TO1 A15 Output Yes Low-order address bus used for external memory expansion P36/TO4/TI4 A16 to A21 Output No High-order address bus used for external memory expansion P60 to P65 AD0 to AD7 P40 to P47 AD8 to AD15 I/O No 16-bit multiplexed address/data bus used for external memory expansion P50 to P57 ADTRG Input Yes A/D converter external trigger input P05/INTP4 ANI0 to ANI7 P70 to P77 ANI8 to ANI11 Input No Analog input to A/D converter P80 to P83 ASCK0 Baud rate clock input for UART0 P15/SCK1 ASCK1 Input Yes Baud rate clock input for UART1 P25/SCK3 ASTB Output No External address strobe output P94 AVDD −− Positive power supply for A/D converter and alternate port − AVREF Input − Reference voltage input for A/D converter − AVSS −− Ground potential for A/D converter and alternate port − BVDD −− Positive power supply for bus interface and alternate port − BVSS −− Ground potential for bus interface and alternate port − CLKOUT Output − Internal system clock output − DSTB Output No External data strobe output P93/RD EVDD −− Positive power supply for I/O ports and alternate-function pins (except bus interface alternate port) − EVSS −− Ground potential for I/O ports and alternate-function pins (except bus interface alternate port) − HLDAK Output No Bus hold acknowledge output P95 HLDRQ Input No Bus hold request input P96 IC −− Internally connected ( µPD703034A, 703034AY, 703035A, 703035AY only) − Remark PULL: On-chip pull-up resistor |
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