TLC2543的中文简介,附有汇编操作,TLC2543是德州仪器公司生产的12位开关电容型逐次逼近模数转换器，它具有三个控制输入端，采用简单的3线SPI串行接口可方便地与微机进行连接，是12位数据采集系统的最佳选择器件之一。本文介绍了该芯片的功能、时序，并给出了8051单片机的接口电路。-TLC2543 briefed the Chinese, with the compilation operation, TLC2543 is by TI Switched-Capacitor 12-successive approximation ADC. it has three control input, a simple three-wire SPI serial interface can be easily connected with the computer, yes 12 Data Acquisition System devices to choose the best one. This paper introduces the chip functional, timing, and gives the 8051 interface circuit.