TWS (True Wireless Stereo, true wireless Bluetooth headset) needs to detect the opening and closing of the charging compartment cover, and whether the headset is in place. In this detection function, ...
I found a program to send data through the serial port of FPGA. Why does it only work at 9600 baud rate? When I change the parameters to other baud rates, whether 4800 or 115200, it doesn't work and I...
I received the ESP8266 MPY board, looked at the information and started to work. I first installed the driver, updated the firmware to 1.8.3, and followed the official tutorial to learn. Execute [colo...
Hey guys, I have a question, why is my circuit connected to the simulator fine, but after simulating and burning the program several times, the power and ground of the chip are short-circuited, and bo...
I was lucky enough to win a Xiaomi bracelet last time, which was shipped by JD.com. I don’t have an invoice, so how do I handle the subsequent warranty?...
I saw a camera solution made by someone else. It used the MI-SOC360 CMOS chip and paired it with Sonix sn9c211. MI-SOC360 is PLCC28-pin, and SN9C211 is LQFP48-pin. I searched for a long time on the In...