Teach you step by step how to learn microcontrollers, from easy to deep, with a total of 61 videos, teaching you how to transform from a novice to a master of microcontrollers.
Select PA2 as output Tx, set USART2->BBR, baud rate to 9600, convert to hexadecimal input, but no data output was found after burning in, and when debugging, it was found that USART2->BBR |= 0X0EA6 di
This is not an advertisement, administrator, please be merciful. Now it has been modified, the logic function is completely normal, and it does not affect the use of the APP. This modification involve