基于stm32 編碼器應(yīng)用

ID:305089 · 發(fā)表于 2018-5-27 12:15

void Encoder1_Init(void)
{
GPIO_InitTypeDef GPIO_Initure;
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO, ENABLE);
GPIO_Initure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;
GPIO_Initure.GPIO_Mode = GPIO_Mode_IPU;
GPIO_Initure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_Initure);
TIM_EncoderInterfaceConfig(TIM3, TIM_EncoderMode_TI2, TIM_ICPolarity_Falling, TIM_ICPolarity_Falling);
TIM3->CNT = 1500;
//TIM3->CNT = 0;
TIM_Cmd(TIM3, ENABLE);
}
//讀取編碼器的值
int Encoder1_read(void)
{
int count = 0;
count = TIM3->CNT - 1500;
//count = TIM3->CNT;
// TIM3->CNT = 0x7fff; //清零重新讀取
return count;
}

復(fù)制代碼

帳號(hào)		自動(dòng)登錄	找回密碼
密碼			立即注冊(cè)

欧美极品高清xxxxhd,国产日产欧美最新,无码AV国产东京热AV无码,国产精品人与动性XXX,国产传媒亚洲综合一区二区,四库影院永久国产精品,毛片免费免费高清视频,福利所导航夜趣136