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#include "SWM221.h"
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void SerialInit(void);
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int main(void)
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{
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SystemInit();
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SerialInit();
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/* <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD> PA5 <EFBFBD><EFBFBD> PB4 <EFBFBD><EFBFBD><EFBFBD>ӣ<EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>۲<EFBFBD> PA5 <EFBFBD><EFBFBD> PB5 <EFBFBD><EFBFBD><EFBFBD>Σ<EFBFBD><EFBFBD>ɹ۲쵽 PA5 <EFBFBD>ϽϿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>屻<EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD><EFBFBD> PB5 <EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>խ<EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD>
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*/
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GPIO_INIT(GPIOA, PIN5, GPIO_OUTPUT);
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GPIO_INIT(GPIOB, PIN4, GPIO_INPUT_PullUp);
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EXTI_Init(GPIOB, PIN4, EXTI_BOTH_EDGE); //˫<><CBAB><EFBFBD>ش<EFBFBD><D8B4><EFBFBD><EFBFBD>ж<EFBFBD>
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NVIC_EnableIRQ(GPIOB_IRQn);
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EXTI_Open(GPIOB, PIN4);
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GPIO_INIT(GPIOB, PIN5, GPIO_OUTPUT);
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IOFILT_Init(0, IOFILT0_PB4, IOFILT_WIDTH_8us); // <20><><EFBFBD><EFBFBD>С<EFBFBD><D0A1> 8us <20><><EFBFBD><EFBFBD><EFBFBD>屻<EFBFBD>˳<EFBFBD><CBB3><EFBFBD>
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while(1==1)
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{
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int i;
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GPIO_InvBit(GPIOA, PIN5);
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for(i = 0; i < 2; i++) __NOP();
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GPIO_InvBit(GPIOA, PIN5);
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for(i = 0; i < 20; i++) __NOP();
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GPIO_InvBit(GPIOA, PIN5);
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for(i = 0; i < 200; i++) __NOP();
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GPIO_InvBit(GPIOA, PIN5);
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for(i = 0; i < 2000; i++) __NOP();
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}
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}
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void GPIOB_Handler(void)
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{
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EXTI_Clear(GPIOB, PIN4);
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GPIOB->DATAPIN5 = GPIOB->DATAPIN4;
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}
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void SerialInit(void)
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{
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UART_InitStructure UART_initStruct;
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PORT_Init(PORTA, PIN0, PORTA_PIN0_UART0_RX, 1); //GPIOA.0<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 RXD
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PORT_Init(PORTA, PIN1, PORTA_PIN1_UART0_TX, 0); //GPIOA.1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 TXD
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UART_initStruct.Baudrate = 57600;
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UART_initStruct.DataBits = UART_DATA_8BIT;
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UART_initStruct.Parity = UART_PARITY_NONE;
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UART_initStruct.StopBits = UART_STOP_1BIT;
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UART_initStruct.RXThreshold = 3;
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UART_initStruct.RXThresholdIEn = 0;
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UART_initStruct.TXThreshold = 3;
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UART_initStruct.TXThresholdIEn = 0;
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UART_initStruct.TimeoutTime = 10;
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UART_initStruct.TimeoutIEn = 0;
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UART_Init(UART0, &UART_initStruct);
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UART_Open(UART0);
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}
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/******************************************************************************************************************************************
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: fputc()
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: printf()ʹ<EFBFBD>ô˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ʵĴ<EFBFBD><EFBFBD>ڴ<EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: int ch Ҫ<EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
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* FILE *f <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
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* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
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******************************************************************************************************************************************/
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int fputc(int ch, FILE *f)
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{
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UART_WriteByte(UART0, ch);
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while(UART_IsTXBusy(UART0));
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return ch;
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}
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