When measuring the frequency of tlc555, if C=180PF is selected and the output is required to be around 20KHZ, what should I pay attention to when matching R1 and R2? Why did I choose R1=18K and R2=110
MSP4340 f5529 self-made minimum system board: What are the requirements for the crystal oscillator? Because I don't have the 8M crystal oscillator on the schematic, I took a 6M one. When I was downloa
H3C was founded in November 2003. It was initially a joint venture between Huawei and 3COM and was wholly acquired by 3COM in November 2006. The company is currently investing in the development of hi
[size=4][color=#000000][backcolor=white]I am testing the program for microcontroller communication. One of the results is to send characters or strings from the serial port 2 of the Battleship board t