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AT89S51
(32 pages, revision C, updated 6/08)
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External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
(15 pages, updated 11/02)
This Application Note shows in detail how to prevent system malfunction during periods of insufficient power supply voltage.
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In-system Programming with C51 MCU and External Flash
(24 pages, updated 01/00)
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Programming T89C51xx and AT89C51xx with Device Programmers
(13 pages, revision D, updated 06/05)
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EMC Improvement Guidelines
(17 pages, updated 8/03)
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How to Calculate the Capacitor of the Reset Input of a C51 Microcontroller
(8 pages, updated 10/03)
This Application Note explains how the reset of the 80C51 microcontroller works when the RST pin is a pure input pin and when the RST input is bi-directional. It gives rules
to determine the extra components required to operate the reset function properly.
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Migrating from AT89C51/C52 to AT89S51/S52
(3 pages, updated 6/04)
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 Other Related Application Notes |
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C51 SPI Code Examples |
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C51 Timer0 Code Examples |
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See more FAQs |
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Device Programmers for 8051 Devices
(Other, updated 09/07)
This Excel spreadsheet provide summary information on device programmers supporting Atmel 8051 microcontrollers |
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Emulators for 80C51 Devices
(Other, updated 11/03)
This Excel spreadsheet provide summary information on emulation support for Atmel 80C51 microcontrollers |
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Package Adapters of 80C51 Devices
(Other, updated 10/04)
This Excel spreadsheet list available package adapters for Atmel 80C51 microcontrollers |
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Touch Solutions
