MakerFocus 2pcs LCD Display PWM Frequency Meter Wave Signal Generator Module 1Hz-150kHz Adujustable Duty Ratio 0 to 100% Square Wave Rectangular

MakerFocus 2pcs LCD Display PWM Frequency Meter Wave Signal Generator Module 1Hz-150kHz Adujustable Duty Ratio 0 to 100% Square Wave Rectangular

<b>Module parameters:</b><br/>Working voltage: 3.3 ~ 30V;<br/>Frequency range: 1Hz ~ 150KHz;<br/>Frequency accuracy: the accuracy in each range is about 2%;<br/>Signal load capacity: the output current can be about 5 ~ 30mA;<br/>Output amplitude: PWM amplitude equal to the supply voltage;<br/>Ambient temperature: -20 ~ +70 ℃.<br/><br/><b>Application:</b><br/>It is used as a square wave signal generator to generate square wave signals for experimental development and use;<br/>Used to generate a square wave signal to control the motor driver;<br/>Generate adjustable pulses for use by the MCU;<br/>Generate adjustable pulses, control the relevant circuit (PWM dimming and other applications).<br/>Serial Port Control:<br/><br/>Communication standards: 9600 bps data bits: 8<br/>Stop bit: 1<br/>Check digit: none<br/>Flow control: none<br/><br/><b>1. set frequency of PWM</b><br/>F101: set frequency to 101HZ (001 to 999)<br/>F1.05: set frequency to 1.05KHZ (1.00 to 9.99)<br/>F10.5: set frequency to 10.5KHZ (10.0 to 99.9)<br/>F1.0.5: set frequency to 105KHZ (1.0.0 to 1.5.0)<br/><br/><b>2. set PWM duty cycle</b><br/>DXXX: set PWM duty cycle to XXX: (001 to 100)<br/>Such as D050, set PWM duty cycle is 50%<br/><br/><b>3.read the set parameters</b><br/>Send a "read" string to read the set parameters.<br/>Setup successfully return: Down;<br/>Setup failed to return: FALL.<br/><br/><b>Package Including:</b><br/>2 * 1Hz-150Khz 3.3V-30V Signal Generator