基于单片机的74系列数字芯片检测器的设计  

Design of 74 series digital chip detector based on single chip microcomputer

作　　者：翟丽杰[1] 

机构地区：[1]渭南师范学院物理与电气工程学院,陕西渭南714099

出　　处：《电子设计工程》2016年第14期149-151,共3页Electronic Design Engineering

基　　金：渭南师范学院特色学科建设项目(14TCXK06);陕西省军民融合研究基金项目(15JMR12)

摘　　要：为了快速识别未知芯片的类型,设计了以MCS-51单片机为核心,可以完成对74LS00、74LS02、74LS08、74LS14、74LS74、74LS86等14脚芯片的型号检测的数字芯片检测器。该芯片检测器利用手动按键进行控制操作,液晶显示屏显示检测结果。测试结果表明,该设计能够准确地检测出芯片的型号和功能完整性,操作简易,测试速度快,结果直观,准确率高,成本低。In order to quickly identify unknown chip type, design a MCS-51 microcontroller as the core, using manual button control operation, LCD display test results of digital chip detector. The chip detector can complete the detection of 14 foot chip such as 74LS02, 74LS08, 74LS14, 74LS00, 74LS74, 74LS86, etc. The test results show that the design can accurately detect the model and function of the chip, the operation is simple, the test speed is fast, the results are intuitive, the accuracy is high, and the cost is low.

关 键 词：集成电路测试 74系列(14脚)芯片 MCS-51单片机 芯片识别 

分 类 号：TN602[电子电信—电路与系统]