Power Monitoring of Wireless Alarm System Based on the 89C2051

Based on the situation of power switch for various scientific equipments and computers in laboratory and switch fault frequency of power supply,a kind of power monitoring wireless alarm system was designed based on single chip computer 89C2051.The system composition and general structure,transmitting and receiving circuit structure were discussed.And the system software was programmed.Results show that the operation of the system ensures the ideal working situation of equipments and the maintenance efficiency is significantly increased.