After connecting the USB OTG of ESP32-S2-Saola-1, if you hold down the BOOT button during reset (GPIO0 is grounded), it will enter DFU mode. Under Windows, an unknown device of ESP32-S2 and a USB seri
I like this pair of Bluetooth headphones very much. The sound is balanced and the size is small. It doesn't feel uncomfortable when wearing it. It cracked and broke when I adjusted it. I just opened i
[MCU September theme event]In September, when school starts and National Day is not far away, a wave of newbies will start their electronic exploration journey.
This month, the forum specially invited
Preface
Previously, we used Qt to implement a ranger that fights tanks, but that was not enough. This time, we ported the NES emulator and turned the development board into a red and white game consol
The earliest old-fashioned steam ovens used a float switch to detect the water level. The float switch uses the buoyancy of the float to drive the float, and the magnet drives the reed switch to achie