#include "SWM341.h"
#include "hid_adc.h"

uint16_t ADC_Result[8];

void SerialInit(void);
void ADC_Config(void);


int main(void)
{
	uint32_t i;
	uint32_t val, chn;
	
	SystemInit();
	
	SerialInit();
	
	ADC_Config();
	
	HID_Init();
	
	USBD_Open();
	
	while(1==1)
	{
		ADC_Start(ADC1, ADC_SEQ0);
		for(i = 0; i < 8; i++)
		{
			while(ADC_DataAvailable(ADC1, ADC_SEQ0) == 0) __NOP();
			val = ADC_Read(ADC1, ADC_SEQ0, &chn);
			for(i = 0; chn > 1; chn >>= 1) i++;
			ADC_Result[i] = val;
		}
		
		for(i = 0; i < SystemCoreClock/10000; i++) __NOP();
	}
}


void ADC_Config(void)
{
	ADC_InitStructure ADC_initStruct;
	ADC_SEQ_InitStructure ADC_SEQ_initStruct;
	
	PORT_Init(PORTD, PIN1,  PORTD_PIN1_ADC1_CH0,  0);		//PD.1  => ADC1.CH0
	PORT_Init(PORTD, PIN0,  PORTD_PIN0_ADC1_CH1,  0);		//PD.0  => ADC1.CH1
//	PORT_Init(PORTC, PIN13, PORTC_PIN13_ADC1_CH2, 0);		//PC.13 => ADC1.CH2
//	PORT_Init(PORTC, PIN12, PORTC_PIN12_ADC1_CH3, 0);		//PC.12 => ADC1.CH3
//	PORT_Init(PORTC, PIN11, PORTC_PIN11_ADC1_CH4, 0);		//PC.11 => ADC1.CH4
//	PORT_Init(PORTC, PIN10, PORTC_PIN10_ADC1_CH5, 0);		//PC.10 => ADC1.CH5
//	PORT_Init(PORTC, PIN9,  PORTC_PIN9_ADC1_CH6,  0);		//PC.9  => ADC1.CH6
	
	ADC_initStruct.clk_src = ADC_CLKSRC_HRC_DIV8;
	ADC_initStruct.samplAvg = ADC_AVG_SAMPLE1;
	ADC_initStruct.EOC_IEn = 0;
	ADC_initStruct.HalfIEn = 0;
	ADC_Init(ADC1, &ADC_initStruct);					//配置ADC
	
	ADC_SEQ_initStruct.channels = ADC_CH0 | ADC_CH1 | ADC_CH2 | ADC_CH3 | ADC_CH4 | ADC_CH5 | ADC_CH6 | ADC_CH7;
	ADC_SEQ_initStruct.trig_src = ADC_TRIGGER_SW;
	ADC_SEQ_initStruct.conv_cnt = 1;
	ADC_SEQ_initStruct.samp_tim = ADC_SAMPLE_2CLOCK;
	ADC_SEQ_Init(ADC1, ADC_SEQ0, &ADC_SEQ_initStruct);
	
	ADC_Open(ADC1);										//使能ADC
 	ADC_Calibrate(ADC1);								//校准ADC
}


void SerialInit(void)
{
	UART_InitStructure UART_initStruct;
	
	PORT_Init(PORTM, PIN0, PORTM_PIN0_UART0_RX, 1);	//GPIOM.0配置为UART0输入引脚
	PORT_Init(PORTM, PIN1, PORTM_PIN1_UART0_TX, 0);	//GPIOM.1配置为UART0输出引脚
 	
 	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);
}

/****************************************************************************************************************************************** 
* 函数名称: fputc()
* 功能说明: printf()使用此函数完成实际的串口打印动作
* 输    入: int ch		要打印的字符
*			FILE *f		文件句柄
* 输    出: 无
* 注意事项: 无
******************************************************************************************************************************************/
int fputc(int ch, FILE *f)
{
	UART_WriteByte(UART0, ch);
	
	while(UART_IsTXBusy(UART0)) __NOP();

	return ch;
}