I bought a development board and debugged the USART GPIO and other drivers. I found that the 8M crystal oscillator was broken. Then I changed it to an 11.2M one. Then when I debugged the serial port a
Using a multi-machine communication mechanism, the host (PC) first sends the addressing byte, and then sends a fixed-length data byte.There was a mistake in the design. I didn't expect that the addres
[i=s] This post was last edited by ltbytyn on 2017-10-7 23:00 [/i] [size=5]Single board power-on [/size] Because the development board comes with a program. Therefore, you can see the operation of the
[size=4][color=#000000]Sometimes it is inconvenient to carry a mobile phone, but you want to know the time. In this case, you can use a buzzer to make an audio time reminder, which will send a reminde
Can anyone tell me how to design a queue composed of four registers? I have no idea at all. I hope an expert can tell me the design method and the chip to be used (it would be best if you can give som
I read this section in transistor circuit design.Why is the common base amplifier circuit directly RC/RE?I looked through my college notes and the book "Electronic Design from Scratch"It is Av= beta*R