STC8G2K64S445·15λǿPWM013ַPWM00Ϊ

1ֹPWMӦIOΪͨIOֹPWMIOֱ߻͵ƽ
  PWM00CR |= 0x80;   // ENO=1:PWM
  delay_ms(5);       // PWM5ms
  P00 = 1;           // ߵƽ
  PWM00CR &= ~0x80;  // ENO=0:ֹPWM
  delay_ms(5);       // P0.0ߵƽ5ms
		
  PWM00CR |= 0x80;   // ENO=1:PWM
  delay_ms(5);       // PWM5ms
  P00 = 0;           // ͵ƽ
  PWM00CR &= ~0x80;  // ENO=0:ֹPWM
  delay_ms(5);       // P0.0͵ƽ5ms

2PWM00T2ߵƽʱ̣PWM00T1͵ƽʱ̣PWM00T1-PWM00T2ߵƽʱ䡣
   PWM00T1õֵֵߵƽ100%ռձȡ
   PWM00T2õֵֵ͵ƽ0%ռձȡ

3ʹáPWMͨƽֿƼĴ PWMnHLDֱ߻ͣ
   Ĵר߻͵ġ
   PWM00HLD = 0x00;  //PWM
   PWM00HLD = 0x01;  //PWM͵ƽ
   PWM00HLD = 0x02;  //PWMߵƽ
