Irrigation controller, irrigation control method and irrigation control device

The invention discloses a drip irrigation controller method, a drip irrigation control method and a drip irrigation control device, and relates to the field of agricultural irrigation. The cost can be reduced on the basis of increasing the communication distance. The drip irrigation controller comprises a communication chip which provides a plurality of communication interfaces, and the communication distance is greater than 4000 meters; wherein the first communication interface establishes communication connection with a sensor, and obtains soil state data collected by the sensor; the at least two second communication interfaces are respectively in communication connection with an electromagnetic valve so as to control the valve state of the electromagnetic valve; and the valve state of the electromagnetic valve is obtained through the second communication interface. 一种滴灌控制器方法、滴灌控制方法及滴灌控制装置，涉及农业灌溉领域；能够在提高通信距离的基础上降低成本。该滴灌控制器包括：通信芯片，所述通信芯片提供多个通信接口，且通信距离大于4000米；其中，第一通信接口与传感器建立通信连接，获取所述传感器采集的土壤状态数据；至少两个第二通信接口分别与