stm32f10x的AD配置

ART_InitStructure.ART_BaudRate = 115200;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No ;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;

USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;

USART_Init(USART1, &USART_InitStructure);

USART_Cmd(USART1, ENABLE);
}

int fputc(int ch, FILE *f)
{
#ifdef DBG_ITM

if (DEMCR & TRCENA) {
while (ITM_Port32(0) == 0);
ITM_Port8(0) = ch;
}
#else

USART_SendData(USART1, (unsigned char) ch);
while (!(USART1->SR & USART_FLAG_TXE));
#endif
return (ch);
}