//1: Clock selection TIM3->SMCR &= 0XFFF8; //Select the internal clock, and the internal clock will control the divider //2: Frequency division TIM3->PSC = 0X1F3F; //Frequency division to 9KHz //3: Co...
Why are the subtitles displayed on the dot matrix reversed? PNP digital tube driver sends data to control row 74154 scan signal control column I don't know how to modify the software Thank you...
[align=left][color=#252525][font=微软雅黑][size=4] Recently, a question that has been bothering me is why the sine wave oscillator outputs a sine wave. Some friends may say that if the sine wave oscillato...
I am confused. The working voltage of 430 is 3.3V, but according to the following article, it should use TTL level. But now, isn't it trending towards CMOS? Is this article wrong? [url]http://blog.csd...
A single-chip digital clock component package with few components!! The pictures on this site are for reference only: Component list: a circuit board, a MCU with a program burned in, 88 high-brightnes...
The part that removes the original copper coating and hollows out the part is useless. Let me emphasize again that it is after the copper coating is applied and then hollowed out....