Posted on May 17, 2011 at 14:26Hi,I tested like you did. And I getVREF value1 1521                                                                VREF value2 1560VREF value_1_32 1559 I figure out that I have to place this statement /*! Enable Vrefin...

Posted on May 17, 2011 at 14:26Hi,I am using stm32f103 (64 pins - without external Vref ). All supply pins are connected to Vcc and all Gnd pins to gnd. I have 3.3 Vcc.r,S

Posted on May 17, 2011 at 13:54Hi, Does anyone succeed to set up own boudrate of USART1 while using virtual com port. I did't find solution. r,S

Posted on May 17, 2011 at 13:54Hi,bool USART_Config(void) I try to comment STM_EVAL_COMInit() but no better results. I try to find STM_EVAL_COMInit() in all files and comment. I try to write my configuration for USART1         USART_InitStructure.U...

Posted on May 17, 2011 at 13:54Hi, I have another problem. I try to use usart1 with virtual com port. I try to set proper configuration. I think something change my settings,because if I use another program without USB  USART will work correct. I my...