Control method and device for displaying powder amount of powder instant brewing machine through alarm

The invention discloses a control method for displaying the powder amount of a powder instant brewing machine through alarm. The method comprises the steps of: adding powder to a powder box, and thenselecting a brewing cup number; recording the starting number of a feeding motor from zero by a counting module of a control box after a brewing cup number signal is received; comparing the recorded starting number of the feeding motor with the brewing cup number, and sending different alarms for reminder at different stages. The invention further provides a control device for displaying the powder amount of a powder instant brewing machine through alarm. The control device comprises a powder box, a feeding motor and a control box, the interior of the powder box is provided with a feeding screw and various types of vibration components, and also comprises an input module, a counting module, a numerical value comparison module and an alarm display module. According to the invention, the situation that an operator n