In recent years, the level of agricultural development has been unprecedentedly improved, and the modernization construction has achieved initial results. Various modern production equipment such as planting equipment have played an important role and solved a series of problems in the traditional agricultural production mode. Farmland irrigation is an indispensable and important part of agricultural production. The use of advanced wireless communication technology to achieve the development goals of smart agriculture and improve the effectiveness of agricultural irrigation is currently the top priority of research and exploration by industry insiders. In order for wireless communication technology to play its due role in irrigation, this subject must be discussed in depth as soon as possible.