Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module LCD Display

Feature:1.LCD display frequency and duty cycle, very clear, PWM output can be set to the frequency and duty cycle;Wide frequency range, high precision;Serial communication, TTL levelPWM output, you can set the frequency, duty cycle;Working voltage: 3.3 ~ 30V;Frequency range: 1Hz ~ 150KHz; Description:Frequency is divided into four ranges, automatic switching:XXX (no decimal point): the smallest unit is 1Hz, the value range of 1Hz ~ 999Hz;X.XX (decimal point in the hundred) the smallest unit is 0.01Khz, the range of 1.00Khz ~ 9.99Khz;XX.X (decimal point in ten): the smallest unit is 0.1Khz; value range of 10.0KHz ~ 99.9KHzX.X.X (decimal point in ten and hundred): the smallest unit is 1Khz; value range 1KHz ~ 150KHzfrequency display: 100 indicates PWM output 100Hz pulse;1.01 indicates PWM output 1.01K pulse;54.1 indicates that the PWM output has a pulse of 54.1 kHz;1.2.4 indicates that the PWM output is 124 kHz pulse;Duty cycle range: 0 ~ 100%;All set parameters, power-down automatically