Window Mobile 5.0 and later have good support for GPS. I can open the GPS device through GPSOpenDevice and use GPSGetPosition to get the location information, but I don't know how to get whether the c
[i=s]This post was last edited by gmchen on 2017-9-29 14:58[/i] [align=left][font=微软雅黑][size=4]I hesitated for a long time to write about this topic. The main reason is that active filters are a fairl
[i=s]This post was last edited by jinglixixi on 2022-2-16 12:08[/i]The GD32L233C is equipped with a corresponding temperature detection channel, and the on-chip temperature can be detected with the he
My USB synchronization function is not working again, so painful. Now USB synchronization (serial port) and USB OTG are integrated together, which looks so complicated. It is so hard to analyze where
[size=4]1. Use a multimeter to test the diodes and MOSFETs in the main current loop first. Check if there is a short circuit or if they are installed upside down. Test the inductance and leakage induc