lvgl

Question requirements

Design a development version using h7 chip for your own learning lvgl. //

Question analysis

Core chips are very cheap now on Taobao. You can buy a chip for more than 30 yuan. Other components and screens are quite expensive and cost around 15 yuan.

Schematic design instructions

Temperature and humidity sensors, atmospheric pressure, light, and gyroscope sensors are used. Currently, the gyroscope sensor and atmospheric pressure sensor have not been tested. You can do whatever you like without installing the screen. The RGB screen used is a 4.3-inch screen from Antike Technology, and the OLED interface and LCD 8-pin module are also reserved for use.

PCB design instructions

The 8m flash chip trace does not use equal lengths, which does not affect the use. It can be changed if you have the ability, and most of the pins have been led out.

Physical display instructions