Many MCU developers do not understand why a ground capacitor is required on each side of the MCU crystal, because this capacitor can sometimes be removed. The author has referred to many books, but fo
In "First Look at STM32", we have already introduced how to download the firmware library STM32F10x_StdPeriph_Lib_V3.5.0[/size][/font][/color][color=rgb(0, 0, 0)][font=宋体][size=12pt] from the official
SPI is a high-speed, full-duplex, synchronous communication bus, and only occupies four wires on the chip pins, saving the chip pins and saving space on the PCB layout, providing convenience. It is ma