AT89C5115 데이터 시트보기 (PDF) - Atmel Corporation

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AT89C5115

Low Pin Count 8-bit Microcontroller with A/D Converter and 16 KBytes Flash Memory

Atmel Corporation 

AT89C5115

associated nFET is switched off. This is traditional CMOS switch convention. Current

strengths are 1/10 that of pFET #3.

Note: During Reset, pFET#1 is not avtivated. During Reset, only the weak pFET#3 pull up the

pin.

Figure 2. Internal Pull-up Configurations

2 Osc. PERIODS

VCC VCC

p1(1) p2

VCC

p3

OUTPUT DATA

P1.x

P2.x

P3.x

P4.x

n

INPUT DATA

READ PIN

9

4128G–8051–02/08

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