is such a circuit diagram. It can reach 12v in Proteus, but why is it only 4.3v in reality? I have done it twice on the perf board and both times were 4.3. The parameters were also obtained from the w
EK-STM32F development board, JP7 jumps to VBAT terminal, battery powered. RTC is accurate when powered by USB, and the battery on the board works after unplugging USB. After 24 hours, plug in USB, the
As the title says, I am now participating in the Internet of Things competition at school, but the previous driver has some problems. It seems that it does not correspond to the sensor, and I don't kn
Introduction RS-170 was once the standard for black and white images. The video was divided into multiple frames, and the standard frame rate was 30 (US) or 25 (Europe) frames per second. Broadcast te