STM8串口初始化寄存器配置

    //库函数配置

    UART1_DeInit();
    UART1_Init((u32)1000000, UART1_WORDLENGTH_8D, UART1_STOPBITS_1, 
    UART1_PARITY_NO , UART1_SYNCMODE_CLOCK_DISABLE , UART1_MODE_TXRX_ENABLE);
    UART1_ITConfig(UART1_IT_RXNE_OR,ENABLE  );
    UART1_Cmd(ENABLE );

    //寄存器配置
    //UART1->CR1 |= 0X00;
    //UART1->CR3 |= 0X00;
    UART1->CR2 = 0X2C;
    UART1->BRR2 = 0x00;
    UART1->BRR1 = 0x01;  //1Mbps     
    UART1->CR1 &= (uint8_t)(~0X20);//enable uart1