[i=s]This post was last edited by jinglixixi on 2022-5-10 19:19[/i]After solving the construction of the development environment, the first thing to learn is the use of GPIO port. In fact, if there is
I have a Feiling OK6410 development board with a 4.3-inch screen. It cost me 599 yuan to buy it. It has been idle for a long time. If you need it, you can sell it at a low price or change it to anothe
The circuit is shown in the figure:An 8-way single-pole single-throw analog switch controlled by SPI bus. The control word is very simple, just send a byte. Each bit of the byte controls the on and of
Two combination modules: 51 MCU + nRF905 module, one for the sender 32 bytes of data, the receiver receives 32 bytes of data, and sends the received data to the PC for display. As a result, the commun