Intelligent irrigation controller with radio frequency card

An intelligent irrigation controller with a radio frequency card comprises a single chip microcomputer, a metering circuit, a data storage circuit, a clock circuit, a power supply circuit, an IC card read/write module, a relay control circuit, a voice broadcast circuit and a voltage detection circuit; the metering circuit, the data storage circuit, the clock circuit, the IC card read/write module, the relay control circuit, the voice broadcast circuit and the voltage detection circuit are respectively connected with I/O pins of the single chip microcomputer; the power supply circuit is used for supplying power for the modules respectively; the intelligent irrigation controller with the radio frequency card has the characteristics of no mechanical contact, watertightness, moisture prevention, accurate measurement, lower limit alarming, extreme high electromagnetic compatibility, extreme wide working range of the power supply, outrage protection, forever data storage, lightning protection and the like.