摘要
介绍了基于 AT89C52单片机的监控系统的构成,重点讨论了16C550芯片在通信系统中的应用,RS232/485串口标准通讯电路的设计方法。
The article introduced the construction of monitoring system based on AT89C52, discussed the application of the 16C550 chip in communications system and the design method of RS232/485 serial port standard communication circuit.
出处
《电气自动化》
北大核心
2007年第6期49-51,共3页
Electrical Automation
