Posted on March 11, 2014 at 02:34LD8 LED is ON (USB over-current) regardless to program. Furthermore receiving data by UART3 using pin PC11 is impossible, but with PD9 works fine. Earlier I had no problems, and now after connected the board to the c...

Posted on July 30, 2013 at 20:19 I set all registers as shown in Reference Manual. When I preview OTG_FS_GRXSTS register (value: 0x004c0080) I know that the host sent SETUP packet to my discovery board. The first SETUP packet should contain GET ...

Posted on December 16, 2012 at 17:56 Hi, I have a problem with usb. My board is set as a device. On PC I have an application, which was programmed in C#. I want to change the state of the diodes on Discovery with the press of appropriate key...

Posted on October 09, 2012 at 23:15Hi, I'm trying to connect together two USARTs. First is set as a transmitter and second as a receiver. I connect together two pins on the board PA9 - USART1_TX and PC7 USART6_RX. I have problem with receving data b...