脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中。

脉冲宽度调制是一种模拟控制方脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中脉冲宽度调制是利用微处理器的数字输出来对模拟电路进行控制的一种非常有效的技术，广泛应用在从测量、通信到功率控制与变换的许多领域中。-Pulse width modulation is a very effective technique with microprocessor digital transmission of analog circuits to control, is widely used in many fields　the measurement, control and communications to transform the power.

Pulse width modulation is a kind of analog control pulse width modulation is a very effective technique with microprocessor digital transmission of analog circuits to control, is widely used in many fields　the measurement, control and communications to transform the power of pulse width modulation is a very effective technique using microprocessor to the digital output control of the analog circuit is widely used in many fields,　measuring, control and communications to transform the power.