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UPD70F3017AYF1-EA6 Datasheet(PDF) 11 Page - NEC |
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UPD70F3017AYF1-EA6 Datasheet(HTML) 11 Page - NEC |
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11 / 48 page  Data Sheet U14527EJ3V0DS 11 µµµµPD70F3015B, 70F3015BY, 70F3017A, 70F3017AY 1.2 Non-Port Pins (1/3) Pin Name I/O PULL Function Alternate Function A1 to A4 P110 to P113 A5 to A12 P100/RTP0 to P107/RTP7 A13 P34/TO0 A14 P35/TI1 A15 Output Yes Low-order address bus used for external memory expansion P36/TI4/TO4 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 Input No P70 to P77 ANI8 to ANI11 Input No Analog input to A/D converter P80 to P83 ASCK0 P15/SCK1 ASCK1 Input Yes Serial clock input for UART0 and UART1 P25 ASTB Output No External address strobe signal output P94 AVDD −− Positive power supply for A/D converter − AVREF Input − Reference voltage input for A/D converter − AVSS −− Ground potential for A/D converter − BVDD −− Positive power supply for bus interface − BVSS −− Ground potential for bus interface − CLKOUT Output − Internal system clock output − DSTB Output No External data strobe signal output P93/RD HLDAK Output No Bus hold acknowledge output P95 HLDRQ Input No Bus hold request input P96 INTP0 to INTP3 External interrupt request input (analog noise elimination) P01 to P04 INTP4 P05/ADTRG INTP5 P06/RTPTRG INTP6 Input Yes External interrupt request input (digital noise elimination) P07 LBEN Output No External data bus's low-order byte enable signal output P90/WRL NMI Input Yes Non-maskable interrupt request input P00 RD Output No Read strobe signal output P93/DSTB RESET Input − System reset input − RTP0 to RTP7 Output Yes Real-time output port P100/A5 to P107/A12 Remark PULL: On-chip pull-up resistor |
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