I am a novice. I came across a GPS all-in-one device using the wince5.0 operating system, with a built-in 4G ResidentFlash. I can see the drive letters of ResidentFlash and ResidentFlash2 in the resou
I recently bought an ARM development board, and later found that there is no serial port on my laptop. Can I use a USB to serial port cable to realize the download, debugging and other functions of th
I need accurate high frequency, but the internal DCO of the chip seems to have a large error. Can I connect the high frequency externally? But I can't find two interfaces for connecting the high frequ
Circuit Functionality and BenefitsThe ADXL345 is a small, thin, low-power, 3-axis accelerometer that can measure accelerations up to ±16 g with high resolution (13 bits). The digital output data is in