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AT89C51AC2芯片研究与解密

时间:2010-12-31 09:24:44

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This document describes the UART bootloader functionalities as well as the serial protocol to efficiently perform operations on the on chip Flash (EEPROM) memories.Additional information on the A/T89C51AC2 product can be found in the A/T89C51AC2 datasheet and the A/T89C51AC2 errata sheet available on the Atmel web site,The bootloader software package (source code and binary) currently used for production is also available from the Atmel web site.
Features
·Protocol
– UART Used as a Physical Layer
– Based on the Intel Hex-type Records
– Autobaud
·In-System Programming
– Read/Write Flash and EEPROM Memories
– Read Device ID
– Full-chip Erase
– Read/Write Configuration Bytes
– Security Setting From ISP Command
– Remote Application Start Command
·In-Application Programming/Self-Programming
– Read/Write Flash and EEPROM Memories
– Read Device ID
– Block Erase
– Read/Write Configuration Bytes
– Bootloader Start
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