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详细介绍信号峰值幅度分析器系统的原理和硬件结构等。系统以 89C5 1为控制核心 ,两级采样保持电路 ,能够甄别输入信号的上升沿及峰值信息 ;设计的并口通讯模块适用于台式和笔记本微机。
Details of the signal peak amplitude analyzer system principle and hardware structure. The system uses 89C51 as the control core and two levels of sample and hold circuits to discriminate the rising edge and peak information of the input signal. The designed parallel port communication module is suitable for desktop and notebook computers.