Page 832 - 완) I MDP 프로젝트 작품 보고서(전체과 1학년)1.6

USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_Init(USART1, &USART_InitStructure);
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
USART_Cmd(USART1, ENABLE);
/* DIR485_L; */

/* Enable USART1 global interrupt */
NVIC_EnableIRQ(USART1_IRQn);
}

void USART1_IRQHandler(void)
{
u8 c;
if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)
{
c=USART1->DR;
}
}

void USART2_SendByte(u16 Data) //전송 함수 (쓰지 않음)
{
while (!(USART2->SR & USART_FLAG_TXE));
USART2->DR = (Data & (uint16_t)0x01FF);

}
void USART2Write(u8* data,u16 len)
{
u16 i;
// DIR485_H ;
for (i=0; i<len; i++){
USART2_SendByte(data[i]);
}
// Delay10us(1000);
// DIR485_L;
}
void USART2_Configuration(void) //통신 설정 함수
{
USART_InitTypeDef USART_InitStructure;
USART_InitStructure.USART_BaudRate = 9600; //통신 속도 9600bps
USART_InitStructure.USART_WordLength = USART_WordLength_8b; //데이터길이 8bit

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