Courtyard visual remote irrigation system

The invention discloses a courtyard visual remote irrigation system which comprises a bottom layer control part and a PC (Personal Computer) upper computer software monitoring part, wherein the bottom layer control part comprises a single chip control module, an isolation module, a liquid crystal display module, a humiture detection module, an electromagnetic valve driving module, a power module and an image acquisition device (camera); the PC upper computer software monitoring part comprises a webpage data processing module, a humiture display module, a serial port communication module and a database module; and the whole system is centered on a database, and data exchange is realized through a RS232 serial port communication protocol. The system can realize long-distance irrigation control, is simple and easy to maintain, operates reliably, has low cost,, and can meet the requirements of massive small and medium-sized users such as home users.