AT89S52-24AC datasheet(26/39 Pages) ATMEL

Teilenummer	AT89S52-24AC

Bauteilbeschribung	8-bit Microcontroller with 8K Bytes In-System Programmable Flash

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Hersteller	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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26

1919C–MICRO–3/05

AT89S52

Figure 23-2. Flash Memory Serial Downloading

24. Flash Programming and Verification Waveforms – Serial Mode

Figure 24-1. Serial Programming Waveforms

P1.7/SCK

DATA OUTPUT

INSTRUCTION

INPUT

CLOCK IN

3-33 MHz

P1.5/MOSI

V

IH

XTAL2

RST

XTAL1

GND

V

CC

AT89S52

P1.6/MISO

V

CC

765

4

3

2

1

0

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