Does anyone know if there is a place in the market where you can buy heating wires similar to those in electric blankets? Don't mention the electronics market. There are no such places in small cities
I use a 5V switching power supply to power the microcontroller, but the ripple of the 5V power supply is large. How can I filter it? Please give me some advice, thank you!
Now I have a small XPE system, I want it to recognize only one type of USB, such as the Watchdata USB, and other USBs cannot be recognized. But the Watchdata USB is a universal USB interface, what sho
Please advise: PXA310+DSP architecture is used for video analysis and monitoring. DSP is used for video algorithm. In addition to SPI, are there other high-speed interfaces like HPI? Since the data tr