| 利用单片机通用I/O端口建立I2C总线接口 |
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| 引用本文： | 秦云,李荣,沈晓晖.利用单片机通用I/O端口建立I2C总线接口[J].兰州理工大学学报,2000,26(4):70-75. |
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| 作者姓名： | 秦云 李荣 沈晓晖 |
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| 作者单位： | 1. 甘肃工业大学,高新技术实业总公司,甘肃,兰州,730050
2. 兰州电工机械有限责任公司,甘肃,兰州,730050 |
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| 摘 要： | 介绍了I2C总线的硬件结构和操作协议,并提出利用几种低档单片机通用I/O口对I2C总线进行操作的方法,利用这种总线结构可以方便地构成智能化仪器仪表.
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| 关 键 词： | 串行通讯 I2C总线 协议 单片机 I/O端口 |
| 修稿时间： | 2000-02-25 |
Construct I2C bus by the general-purpose I/O port of MCU |
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| QIN Yun,LI Rong,SHEN Xiao-hui.Construct I2C bus by the general-purpose I/O port of MCU[J].Journal of Lanzhou University of Technology,2000,26(4):70-75. |
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| Authors: | QIN Yun LI Rong SHEN Xiao-hui |
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| Abstract: | The hardware structure and protocol of I 2C bus is introduced and a method is given to execute the process of I 2C bus by using the general purpose I/O port of low grade MCU. In doing so, the intelligent instrumentations are able to be easily built. |
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| Keywords: | serial communication I 2C bus protocol MCU I/O por |
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