The serial port screen can display text, images, animations, and other content, providing rich display effects; The serial port screen also has a touch screen function, which can be interactively operated through the touch screen to achieve touch control; It usually supports multiple serial port interfaces; It has a certain degree of programmability, and the display content, style, interaction logic, etc. can be set through programming; The serial port screen can realize the functions that need to be displayed through the development software. As long as the relevant instructions are sent through the serial port, various graphic display functions can be easily realized.

It can be applied to many devices, such as smart home dishwashers. For example, the "start" command on the dishwasher is 1. When I press the "start" button, the serial port screen will send a "1" command to the dishwasher. On the motherboard on the dishwasher, when the motherboard receives the "1" command, it will start working.

The serial port screen is widely used in various fields such as industrial control, automation equipment, instrumentation, smart home, etc. When applied to smart home systems, it mainly provides display and interaction functions so that users can easily control and monitor home appliances.