As the title says, it updates every 200ms and is fixed at 100K, but the generated frequency is unstable, fluctuating between 123k and 112k, but not really, the frequency of changes is not much, what's
[size=6]Teacher, please help me take a look at the program~[/size]; For the sake of convenience, the signal tones used in this program are 2 for error prompts and 1 for correct prompts; About how to r
Could you please take a look at why I burned the program but it didn't respond? ? The functions I want to provide are: P00~5: control lights, P10~7: control LEDs, P2.2, P2.3: left and right position s
Ultrasonic signal (1M) frequency and power control issues1. If the working frequency of the ultrasonic chip/ceramic chip is 1.7M, what methods are there to keep the frequency error at ±10%?2. By detec