Posted on January 15, 2015 at 21:02Hi,I have created a HID class device using STM32F4 Cube USB device library.  Everything is working fine and I am able to exchange data with PC.  However, I would like to turn on/off an indicator LED when device is ...

Posted on January 25, 2013 at 01:05I have designed a custom board around STM32F407VET.  I am using 8 MHz external oscillator (ABRACON ABLS-8.000MHZ-B2-T) with 22 pf load capacitors (CL) and 220 ohm REXT.  When I probe OSC_IN or OSC_OUT pins using lo...