求摘要英文翻译 (不要软件翻译)

Abstract:A189C51 based on the power switch controller design,from hardware,software and the establishment of three anti-jamming measures were discussed in detail.The power switch controller not only to achieve the mode of operation,but also to control the switch state for testing,so as not to switch its power supply failure caused by abnormal.Test and the actual operation shows that the superior performance of the power switch controller.Low prices.High reliability.Can be useful in a wide range of community needs,and according to different needs,improve and upgrade its.
Key words:AT89C51; power switching controller; mode