节点文献
基于PC机打印口的I~2C总线的实现及应用
Realization and Application of I~2C Bus Based on LPT of the PC
【摘要】 介绍了基于PC机打印口的I2C总线接口电路,以及利用该电路构成的A/D接口电路,并给出当PC机为唯一主控器件时利用I2C总线控制A/D转换芯片SAA7113H工作的基本原理和功能模块,本接口电路可以用来连接1个或多个基于I2C总线的器件。
【Abstract】 The paper introduces the interface circuit of I2C bus based on LPT of the PC, and the A/D interface circuit composed by this circuit. It also gives out the basic operation principle and the function module of SAA7113H controlled by I2C bus.The interface circuit can link one or multiple devices based on I2C bus.
【关键词】 I~2C总线;
打印口;
A/D转换;
SAA7113H;
【Key words】 I~2C bus; line print terminal(LPT); A/D conversion; SAA7113H;
【Key words】 I~2C bus; line print terminal(LPT); A/D conversion; SAA7113H;
- 【文献出处】 电子工程师 ,Electronic Engineer , 编辑部邮箱 ,2005年09期
- 【分类号】TP334.7
- 【下载频次】59