[Jihai APM32E103VET6S Development Board] Review 1. UnboxingReceived the APM32E103VET6S MINI development board with the Polar Ocean M3 core, SHOW it out:This board is finely crafted and neat, making it
Using LM339 to generate a triangle wave. Why is there 7.5V at both ends of the comparator and the capacitor at the beginning? Is it a problem with the simulation software? ? I don't quite understand i
Is there any brother who wrote his own protocol to make a downloader, which is a conversion from USB to JTAG? After some research, I found that the downloaders are made by big manufacturers. Personal
1. IntroductionThere are many emWin GUI libraries, and emWin is very useful on STM32 and NXP. The predecessor of emWin is UCGUI, and the advanced version of UCGUI is emWin. STemWin is the emWin versio
When designing a PWM wave RC filter circuit, the time constant should be determined based on the response time requirements, and the RC time constant should be much larger than the PWM cycle. The RC c