基于C8051Fxxx单片机在线编程技术的设计与实现 |
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引用本文: | 吴铭,蒋晓峰.基于C8051Fxxx单片机在线编程技术的设计与实现[J].工业控制计算机,2012,25(8):122-123,125. |
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作者姓名: | 吴铭 蒋晓峰 |
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作者单位: | 中航工业雷达与电子设备研究院第五研究部,江苏无锡,214063 |
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摘 要: | C8051Fxxx单片机仅支持JTAG编程方式,在系统状态下进行模块的软件升级比较困难。通过利用该芯片程序存储器(片内FLASH)支持在系统写操作的特性,设计了一种在线编程的方法,使其通过RS232总线即可在系统外部实现模块软件的更新升级。
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关 键 词: | C8051F 在线编程 引导程序 中断共享 |
Design and Implementation of System Programming for C8051F Serial Microcontroller |
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Abstract: | As C8051F serial micro-controller only support programing by JTAG,it is discommodious to program the chip which embedded in a complex system.This paper introduces a design using the in-system writable ability of the chip's FLASH to achieve an in-system program method.In this way,the chip can be programed by a RS232 communicate cable out of the system without any disassembly. |
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Keywords: | C8051F in-system program boot loader program interrupt resource sharing |
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