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STM8 AD轉(zhuǎn)換程序
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作者:
51黑er
時間:
2015-11-2 14:58
標題:
STM8 AD轉(zhuǎn)換程序
#include "stm8s.h"
#include "ht1621.h"
unsigned int Beep;
unsigned char flag;
unsigned int value,value_1;
unsigned char const smg_number[10]={0xaf,0x06,0xcb,0x4f,0x66,0x6d,0xed,0x07,0xef,0x6f};//0123456789
void Delay_ms(u16 ms)
{
while(ms!=0)
{
ms--;
}
}
void Tim2_init(void)
{
TIM2_TimeBaseInit(TIM2_PRESCALER_32, 31250);//500MS
TIM2_ARRPreloadConfig(ENABLE);
TIM2_ITConfig(TIM2_IT_UPDATE, ENABLE);
TIM2_Cmd(ENABLE);
}
void Tim4_init(void)
{
TIM4_TimeBaseInit(TIM4_PRESCALER_128, 77);//5ms
//TIM4_ClearFlag(TIM4_FLAG_UPDATE);
TIM4_ITConfig(TIM4_IT_UPDATE, ENABLE);
TIM4_Cmd(ENABLE);
}
void Tim1_init(void)
{
TIM1_TimeBaseInit(19, TIM1_COUNTERMODE_UP, 50000, 0);//500ms
TIM1_ITConfig(TIM1_IT_UPDATE, ENABLE);
TIM1_ARRPreloadConfig(ENABLE);
TIM1_GenerateEvent(TIM1_EVENTSOURCE_UPDATE);
TIM1_Cmd(ENABLE);
}
void Adc1_init(void)
{
ADC1_DeInit();
ADC1_Init(ADC1_CONVERSIONMODE_CONTINUOUS, ADC1_CHANNEL_0, ADC1_PRESSEL_FCPU_D18, ADC1_EXTTRIG_TIM, ENABLE, ADC1_ALIGN_RIGHT,
ADC1_SCHMITTTRIG_CHANNEL0, DISABLE);
ADC1_ITConfig(ADC1_IT_EOCIE, DISABLE);
ADC1_Cmd(ENABLE);
ADC1_StartConversion();
}
void Gpio_init(void)
{
GPIO_Init(GPIOB, GPIO_PIN_HNIB, GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(GPIOB, GPIO_PIN_3, GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(GPIOD, GPIO_PIN_4, GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(GPIOC, GPIO_PIN_LNIB, GPIO_MODE_IN_PU_NO_IT);
GPIO_Init(GPIOG, GPIO_PIN_0, GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(GPIOC, GPIO_PIN_7, GPIO_MODE_OUT_PP_LOW_FAST);
}
void Beep_int(void)
{
BEEP_DeInit();
BEEP_LSICalibrationConfig(128000);
BEEP_Init(BEEP_FREQUENCY_2KHZ);
}
void Bp_Buz(void)
{
if(Beep!=0)
{
Beep--;
BEEP_Cmd(ENABLE);
}
else
{
BEEP_Cmd(DISABLE);
}
}
void ADC_Value(u16 value)
{
value_1=(unsigned int)value*0.4888;
Ht1621WrOneNum(4,smg_number[value_1/1000]);
Ht1621WrOneNum(6,smg_number[value_1%1000/100]);
Ht1621WrOneData(8,0x08);
Ht1621WrOneNum(9,smg_number[value_1%100/10]);
Ht1621WrOneNum(12,smg_number[value_1%10]);
}
void main(void)
{
/* Infinite loop */
Gpio_init();
Ht1621_Init();
Adc1_init();
Tim1_init();
//Tim2_init();
//Tim4_init();
Ht1621_all_off();
GPIO_WriteHigh(GPIOB, GPIO_PIN_3);
Delay_ms(0xffff);
Delay_ms(0xffff);
Delay_ms(0xffff);
//Beep_int();
rim();
while (1)
{
//if((smg_number[value%1000/100]==0xaf)&&(smg_number[value%100/10]==0xaf))
if(((value_1%1000/100)==0)&&((value_1%100/10)==0)&&((value_1%10)==0))
{
GPIO_WriteHigh(GPIOB, GPIO_PIN_3);
GPIO_Init(GPIOC, GPIO_PIN_7, GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(GPIOG, GPIO_PIN_0, GPIO_MODE_OUT_PP_HIGH_FAST);
}
//if(((value_1%1000/100)==4)&&((value_1%100/10)==9)&&((value_1%10)==9))
else
{
GPIO_WriteLow(GPIOB, GPIO_PIN_3);
GPIO_Init(GPIOG, GPIO_PIN_0, GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(GPIOC, GPIO_PIN_7, GPIO_MODE_OUT_PP_HIGH_FAST);
}
unsigned int count;
u16 u16_adc1_value;
extern unsigned int Beep;
INTERRUPT_HANDLER(TIM1_UPD_OVF_TRG_BRK_IRQHandler, 11)
{
/* In order to detect unexpected events during development,
it is recommended to set a breakpoint on the following instruction.
*/
//u16 u16_adc1_value;
flag!=flag;
u16_adc1_value = ADC1_GetConversionValue();
Delay_ms(0xffff); Delay_ms(0xffff);
ADC_Value(u16_adc1_value);
TIM1_ClearITPendingBit(TIM1_IT_UPDATE);
//TIM1_ClearFlag(TIM1_FLAG_UPDATE);
}
復制代碼
作者:
Yu_engineer
時間:
2019-3-30 12:02
STM8 AD轉(zhuǎn)換程序
作者:
zpz181818
時間:
2019-4-2 08:28
學習中,參考參考。
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