I want to figure out: how to set the frequency in iar of kl25z? I didn't want to learn about this, as long as it can run. But I want to transplant the usb stack of cmsis. Someone else wrote this: In a...
I used STC15F2K6S2 to make the host communicate with the slave stc15w404AS through SPI, but the data returned by the slave is blank! I would like to ask for your guidance! Host: The received data is d...
Test question hyperlink: http://www.happyit.com.cn/login.aspx Username: Zhou Weiming Password: happyit Thank you for your help! Waiting online! ! ! ! !...
The BQ25619 is a highly integrated 1.5A switch-mode battery charge management and system power path management device for single-cell Li-Ion and Li-Polymer batteries. The low-impedance power path opti...
My project is a PB under WCE5.0, with two USB ports. If I plug in two USB devices (mouse, keyboard or USB disk) before starting WCE, the two USB devices cannot be used after WCE starts. I can use them...