Posted on March 06, 2013 at 23:17I am trying to establish a connection with the bootloader via USB using our prototype which has an STM32F407. I know the USB FS connection works because our firmware uses it to connect to the PC. Also, I can get the ...

Posted on March 01, 2013 at 20:52I have three prototypes assembled that use the STM32F407 processor. Two of the boards work fine but the third board is having a problem with the clock setup. I am using an external 25MHz crystal and setting the main ...