摘要
该文以AT89C51单片机讨论单片机IO引脚驱动能力,并以常见的继电器为负载说明驱动方法。
In this paper, based on AT89C51 microcontroller chip IO pin on driving ability, and to the common relay load said The driving method.
出处
《电脑知识与技术》
2014年第3X期2159-2160,2163,共3页
Computer Knowledge and Technology
关键词
单片机
拉电流
灌电流
三极管
继电器
single chip microcomputer
pull current
sink
triode
relay
