STM8S003定時(shí)器2產(chǎn)生PWM
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//開(kāi)時(shí)鐘
CLK_PeripheralClockConfig(CLK_PERIPHERAL_TIMER2, ENABLE);
//賦值前先關(guān)
TIM2_DeInit();
TIM2_Cmd(DISABLE);
TIM2_TimeBaseInit(TIM2_PRESCALER_2, 1427);//1427*1us=700HZ
//PWM1 Mode configuration: Channel3,50%
TIM2_OC3Init(TIM2_OCMODE_PWM1, TIM2_OUTPUTSTATE_ENABLE,713, TIM2_OCPOLARITY_HIGH);
//捕獲比較寄存器CCR1
TIM2_OC3PreloadConfig(ENABLE);
//自動(dòng)裝載寄存器ARR
TIM2_ARRPreloadConfig(ENABLE);
TIM2_Cmd(ENABLE);