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在端口PD输出PWM脉冲
- 在端口PD输出PWM脉冲,可用示波器测量,或者外加一LED灯,可以看到LED脉宽的变化-PD PWM pulse output port can be used oscilloscope or plus an LED light, you can see the LED pulse width changes
pwm
- pwm控制led灯渐灭(C51单片机)通过对pwm的占空比和频率设置来控制led灯的变化-pwm control gradually led lights off (C51 MCU) on pwm duty cycle and frequency set to control the change led lamp
dtd
- (合泰)为一控制LED灯的源程序,通过控PWM方式实现色彩的柔和变化-(Of Thailand) as a control LED light source control PWM soft changes in color
1-1
- 用单片机实现PWM,可以调级占空比,电压变化-MCU PWM can be adjusted to level duty cycle, the voltage change
leds
- 多路调光灯 4个LED定义成4个可独立调节亮度的调光灯。用4路PWM方式的输出分别点亮4个LED,各用2个按键对PWM的输入进行LED的亮度控制(2个按键分别为亮度增减,步长自行定义,要求可以实现按总亮度的1 ,5 ,10 和20 等不少于4种步长,由SW3的DIP开关设置)。4路LED间的亮度变化可以按照一定规律关联。-Multi-channel dimmer LED lamp 4 is defined as four independently adjustable brightness
ASM
- 茶壶定时器实例,PWM控制部分占空比的变化情况-Tea timer example, PWM control section changes the duty cycle
Auto-PWM
- 用于对产生的pwm波形进行参数分析,能够实时更新频率,跟踪参数变化量-Used to generate the PWM waveform parameter analysis, to be able to update the frequency of real-time tracking parameters change