MCU_SWM221/ADC/TriggerPWM/APP/main.c

#include "SWM221.h"

void SerialInit(void);
void PWM0AInit(void);

int main(void)
{
	ADC_InitStructure ADC_initStruct;
	ADC_SEQ_InitStructure ADC_SEQ_initStruct;
	
 	SystemInit();
	
	SerialInit();
	
	GPIO_Init(GPIOA, PIN5, 1, 0, 0, 0);
	
	PORT_Init(PORTA, PIN14, PORTA_PIN14_ADC0_CH0, 0);		//PA.14 => ADC0.CH0
	PORT_Init(PORTA, PIN11, PORTA_PIN11_ADC0_CH1, 0);		//PA.11 => ADC0.CH1<48><31>ע<EFBFBD>⣺<EFBFBD><E2A3BA>ͨ<EFBFBD><CDA8>ֻ<EFBFBD><D6BB> ADC <20>ο<EFBFBD>ԴΪ ADC_REF_VDD ʱ<><CAB1><EFBFBD><EFBFBD>
	PORT_Init(PORTA, PIN8,  PORTA_PIN8_ADC0_CH2,  0);		//PA.8  => ADC0.CH2
	PORT_Init(PORTB, PIN6,  PORTB_PIN6_ADC0_CH5,  0);		//PB.6  => ADC0.CH5
	PORT_Init(PORTB, PIN5,  PORTB_PIN5_ADC0_CH6,  0);		//PB.5  => ADC0.CH6
	PORT_Init(PORTB, PIN4,  PORTB_PIN4_ADC0_CH7,  0);		//PB.4  => ADC0.CH7
	PORT_Init(PORTB, PIN2,  PORTB_PIN2_ADC0_CH8,  0);		//PB.2  => ADC0.CH8
	
	ADC_initStruct.clkdiv = 4;
	ADC_initStruct.refsrc = ADC_REF_VDD;
	ADC_initStruct.samplAvg = ADC_AVG_SAMPLE1;
	ADC_Init(ADC0, &ADC_initStruct);
	
	ADC_SEQ_initStruct.trig_src = ADC_TRIGGER_PWM0;		// PWM0 <20><><EFBFBD><EFBFBD> ADC ͨ<><CDA8> 0 ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
	ADC_SEQ_initStruct.samp_tim = 6;
	ADC_SEQ_initStruct.conv_cnt = 1;
	ADC_SEQ_initStruct.EOCIntEn = 1;
	ADC_SEQ_initStruct.channels = (uint8_t []){ ADC_CH0, 0xF };
	ADC_SEQ_Init(ADC0, ADC_SEQ0, &ADC_SEQ_initStruct);
	
	ADC_SEQ_initStruct.trig_src = ADC_TRIGGER_SW;		// <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> ADC ͨ<><CDA8> 2 ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
	ADC_SEQ_initStruct.samp_tim = 6;
	ADC_SEQ_initStruct.conv_cnt = 1;
	ADC_SEQ_initStruct.EOCIntEn = 0;
	ADC_SEQ_initStruct.channels = (uint8_t []){ ADC_CH2, 0xF };
	ADC_SEQ_Init(ADC0, ADC_SEQ1, &ADC_SEQ_initStruct);
	
	ADC_Open(ADC0);
	
	PWM0AInit();
	
	while(1==1)
	{
		/* 1<><31><EFBFBD><EFBFBD> ADC <20><><EFBFBD><EFBFBD>ִ<EFBFBD><D6B4> SEQ0 ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԣ<EFBFBD><D4A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> SEQ1 ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 * 2<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ADC <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD><EFBFBD> SEQ1 ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> PWM <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> SEQ1 ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> SEQ1 ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		*/
		ADC_Start(ADC_SEQ1, 0);
		while(ADC_Busy(ADC0)) __NOP();
		if(ADC_DataAvailable(ADC0, ADC_CH2))
		{
			printf("%d,", ADC_Read(ADC0, ADC_CH2));
		}
		
		for(int i = 0; i < SystemCoreClock/1000; i++) {}
	}
}


void ADC_Handler(void)
{
	GPIO_InvBit(GPIOA, PIN5);
	
	if(ADC_INTStat(ADC0, ADC_SEQ0, ADC_IT_EOC))
	{
		ADC_INTClr(ADC0, ADC_SEQ0, ADC_IT_EOC);
		
//		printf("%d,", ADC_Read(ADC0, ADC_CH0));
	}
}


void PWM0AInit(void)
{
	PWM_InitStructure PWM_initStruct;
	
	PORT_Init(PORTA, PIN3, PORTA_PIN3_PWM0A,  0);
	PORT_Init(PORTA, PIN2, PORTA_PIN2_PWM0AN, 0);
	PORT_Init(PORTA, PIN6, PORTA_PIN6_PWM0B,  0);
	PORT_Init(PORTA, PIN7, PORTA_PIN7_PWM0BN, 0);
	
	PWM_initStruct.Mode = PWM_EDGE_ALIGNED;
	PWM_initStruct.Clkdiv = 6;					//F_PWM = 60M/6 = 10M
	PWM_initStruct.Period = 10000;				//10M/10000 = 1000Hz<48><7A><EFBFBD><EFBFBD><EFBFBD>ĶԳ<C4B6>ģʽ<C4A3><CABD>Ƶ<EFBFBD>ʽ<EFBFBD><CABD>͵<EFBFBD>500Hz
	PWM_initStruct.HdutyA =  2500;				//2500/10000 = 25%
	PWM_initStruct.DeadzoneA = 50;
	PWM_initStruct.IdleLevelA = 0;
	PWM_initStruct.IdleLevelAN= 0;
	PWM_initStruct.OutputInvA = 0;
	PWM_initStruct.OutputInvAN= 0;
	PWM_initStruct.HdutyB =  5000;				//5000/10000 = 50%
	PWM_initStruct.DeadzoneB = 50;
	PWM_initStruct.IdleLevelB = 0;
	PWM_initStruct.IdleLevelBN= 0;
	PWM_initStruct.OutputInvB = 0;
	PWM_initStruct.OutputInvBN= 0;
	PWM_initStruct.UpOvfIE    = 0;
	PWM_initStruct.DownOvfIE  = 0;
	PWM_initStruct.UpCmpAIE   = 0;
	PWM_initStruct.DownCmpAIE = 0;
	PWM_initStruct.UpCmpBIE   = 0;
	PWM_initStruct.DownCmpBIE = 0;
	PWM_Init(PWM0, &PWM_initStruct);
	PWM_Init(PWM1, &PWM_initStruct);
	
	PWM_Start(PWM0_MSK | PWM1_MSK);
	
	
	/* Mask */
	PWM_CmpTrigger(PWM0, 1500, PWM_DIR_UP, 64, PWM_TRG_1, 0);	//PWM0<4D><30><EFBFBD>ϼ<EFBFBD><CFBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD>1500ʱ<30><CAB1><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>źţ<C5BA><C5A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>źŷ<C5BA><C5B7>͵<EFBFBD> trigger1
	
 	PWM_OutMask(PWM0, PWM_CH_A, PWM_EVT_1, 0, PWM_EVT_1, 1);	//PWM0A<30><41>PWM0AN<41><4E>event1Ϊ<31><CEAA>ʱ<EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD>0<EFBFBD><30>1
 	PWM_OutMask(PWM0, PWM_CH_B, PWM_EVT_1, 0, PWM_EVT_1, 1);	//PWM0B<30><42>PWM0BN<42><4E>event1Ϊ<31><CEAA>ʱ<EFBFBD>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD>0<EFBFBD><30>1
}


void SerialInit(void)
{
	UART_InitStructure UART_initStruct;
	
	PORT_Init(PORTA, PIN0, PORTA_PIN0_UART0_RX, 1);	//GPIOA.0<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 RXD
	PORT_Init(PORTA, PIN1, PORTA_PIN1_UART0_TX, 0);	//GPIOA.1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪUART0 TXD
 	
 	UART_initStruct.Baudrate = 57600;
	UART_initStruct.DataBits = UART_DATA_8BIT;
	UART_initStruct.Parity = UART_PARITY_NONE;
	UART_initStruct.StopBits = UART_STOP_1BIT;
	UART_initStruct.RXThreshold = 3;
	UART_initStruct.RXThresholdIEn = 0;
	UART_initStruct.TXThreshold = 3;
	UART_initStruct.TXThresholdIEn = 0;
	UART_initStruct.TimeoutTime = 10;
	UART_initStruct.TimeoutIEn = 0;
 	UART_Init(UART0, &UART_initStruct);
	UART_Open(UART0);
}

/****************************************************************************************************************************************** 
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: fputc()
* <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>
* <EFBFBD><EFBFBD>    <EFBFBD><EFBFBD>: int ch		Ҫ<EFBFBD><EFBFBD>ӡ<EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
*			FILE *f		<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD>    <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
int fputc(int ch, FILE *f)
{
	UART_WriteByte(UART0, ch);
	
	while(UART_IsTXBusy(UART0));
 	
	return ch;
}