Greenhouse automatic control system

The utility model discloses a greenhouse automatic control system relates to agriculture automatic control engineering field. Including the signal acquisition module, chip processor module, output control module, show circuit module and man -machine interface circuit module, the signal acquisition module transmits chip processor module to after with signal acquisition and handles, signal transmission after chip processor module will handle is to showing circuit module, man -machine interface circuit module includes keyboard circuit module and communication interface module, the communication interface module still is connected with the host computer, the host computer can carry out command input control to chip processing module through the communication interface module, chip processor module can give the actuating mechanism module with the signal transmission after handling, the actuating mechanism module is including sky / side window, heating device, the fan, humidification device and sunshade net, the utility model discloses a sensing technology and single chip microcomputer control's combination has realized the control to temperature indoor temperature, humidity isoparametric, and is convenient directly perceived, easily control, and scalability is good.