T89C5115_08 datasheet(9/113 Pages) ATMEL

Part #	T89C5115

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

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Manufacturer	ATMEL [ATMEL Corporation]

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AT89C5115

4128G–8051–02/08

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

READ PIN

INPUT DATA

P1.x

OUTPUT DATA

2 Osc. PERIODS

n

p1(1)

p2

p3

VCC

P2.x

P3.x

P4.x

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