shoes/chenjunchao/esb_prx/main.c

/********************** 头文件 *************************/
#include "main.h"
#include "User_Sleep.h"
/********************** 变量区 *************************/


/********************** 函数声明区 *************************/


/********************** 系统函数区 *************************/
void clocks_start( void )
{
    NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;
    NRF_CLOCK->TASKS_HFCLKSTART = 1;

    while (NRF_CLOCK->EVENTS_HFCLKSTARTED == 0);
}

void saadc_gpio_init(void)
{
	    nrf_gpio_cfg(
        7,
        NRF_GPIO_PIN_DIR_OUTPUT,
        NRF_GPIO_PIN_INPUT_DISCONNECT,
        NRF_GPIO_PIN_NOPULL,
        NRF_GPIO_PIN_S0S1,
        NRF_GPIO_PIN_NOSENSE);
}

void saadc_callback(nrf_drv_saadc_evt_t const * p_event)
{

}

//saadc?????
void saadc_init(void)
{
	ret_code_t err_code;
	//??SAADC??????
	//????????????????????????
	//?????????????
	nrf_saadc_channel_config_t saadc_0 = NRF_DRV_SAADC_DEFAULT_CHANNEL_CONFIG_SE(NRF_SAADC_INPUT_AIN3);//????NRF_SAADC_INPUT_AIN2
	//???SAADC,????????,???????????
	//??????????,??nrf_drv_saadc_init()??????????
	//???????????,???????
	err_code=nrf_drv_saadc_init(NULL,saadc_callback);
	APP_ERROR_CHECK(err_code);
	//???SAADC??0
	err_code = nrf_drv_saadc_channel_init(0, &saadc_0);
  APP_ERROR_CHECK(err_code);
	saadc_gpio_init();
}

unsigned char adc_convert_to_power(short adcvalue)
{
	const unsigned short list[3][12]={
		{100,90,80,70,60,50,40,30,20,10,5,0},
		{4200,4060,3980,3870,3820,3790,3770,3740,3680,3450,3000},
		{678,651,640,629,621,610,606,603,600,586,548,470}
	};
	if(adcvalue>list[2][0])return 100;
	if(adcvalue<=list[2][11])return 0;
	for(int i=0;i<11;i++)
	{
		if((adcvalue > list[2][i+1]) && (adcvalue <= list[2][i]))
		{
			return (list[0][i]-list[0][i+1])*(adcvalue-list[2][i+1])/(list[2][i]-list[2][i+1]) + list[0][i+1];
		}
	}
	return 100;
}
//?????????
unsigned char Acquire_nrf_temp(void)
{
	int32_t volatile temp;
	NRF_TEMP->TASKS_START = 1; /** Start the temperature measurement. */

	/* Busy wait while temperature measurement is not finished, you can skip waiting if you enable interrupt for DATARDY event and read the result in the interrupt. */
	/*lint -e{845} // A zero has been given as right argument to operator '|'" */
	while (NRF_TEMP->EVENTS_DATARDY == 0)
	{
			// Do nothing.
	}
	NRF_TEMP->EVENTS_DATARDY = 0;

	/**@note Workaround for PAN_028 rev2.0A anomaly 29 - TEMP: Stop task clears the TEMP register. */
	temp = (nrf_temp_read() / 4);

	/**@note Workaround for PAN_028 rev2.0A anomaly 30 - TEMP: Temp module analog front end does not power down when DATARDY event occurs. */
	NRF_TEMP->TASKS_STOP = 1; /** Stop the temperature measurement. */
	return temp;
}

extern uint16_t h_press;

void AcquireTempPower(void)
{
	nrf_saadc_value_t saadc_val;
	nrf_drv_saadc_sample_convert(0,&saadc_val);	//4.2=678  
	pm.power=adc_convert_to_power(saadc_val);
	pm.inner_temperature=Acquire_nrf_temp();
	pm.pressure[2]=(h_press&0xff00)>>8;
	pm.pressure[3]=h_press&0x00ff;
}

int main(void)
{
    uint32_t err_code;
 gpio_init();     //初始化IO
	bsp_uart_init(); //初始化串口
   
	twi_master_init();
	nrf_delay_ms(100);
	MSE5611_Config();
	MPU6050_Init_reg();
	
    err_code = NRF_LOG_INIT(NULL);
    APP_ERROR_CHECK(err_code);
    NRF_LOG_DEFAULT_BACKENDS_INIT();
    clocks_start();

    err_code = bsp_esb_init(); //初始化esb
    APP_ERROR_CHECK(err_code);

    err_code = nrf_esb_start_rx();
    APP_ERROR_CHECK(err_code);
	
		time_init();	//?????
		saadc_init(); //???ADC????
		nrf_temp_init();//?????????
		//nrf_gpio_pin_write(MT_EN,0);
		//IntoSystemOffMode();
    while (true)
    {
//		nrf_gpio_pin_toggle(LED);
			AcquireTempPower();
			nrf_delay_ms(1000);
    }
}
/*lint -restore */