2 PWM Pulse Frequency Duty Cycle Adjustable Square Rectangular Signal PWM Generator Stepper Motor Driver Module

AOQDQDQD
sku: 1863865
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$3.99
Shipping from: China
Description
Module Features 1 Two independent PWM outputs the frequency and duty cycle can be set separately 2 Wide frequency range and high precision 3 Serial communication is possibleModule description Two independent PWM outputs the frequency and duty cycle can be set separately The frequency is divided into three ranges 1 XXX no decimal point The small unit is 1Hz and the value range is 1Hz 999Hz 2 XX X the decimal point is in the tenth place the small unit is 0 1Khz the value range is 0 1KHz 99 9KHz3 X X X three digits have a decimal point the small unit is 1Khz the value range is 1KHz 150KHzFrequency display 100 means PWM output 100Hz pulse 54 1 means that the PWM outputs a 54 1KHz pulse 1 2 4 Indicates that the PWM output 124KHz pulseDuty cycle value range 0 100 The three frequency ranges share a duty cycle and all set parameters are saved after power off Parameter settings The module has 3 buttons Set Up Down 1 By short pressing the Set key switch to display four parameter values FR1 PWM1 frequency dU1 PWM1 duty cycle FR2 PWM2 frequency dU2 PWM2 duty cycle there will be corresponding parameters before switching Name flashes prompt 2 Directly press Up Down key to modify the current parameter value long press to fast increase or decrease 3 There are 3 frequency values preset for each of the two PWMs In the frequency display interface you can switch by long pressing the SET key once and the duty ratios of the 3 frequencies are t
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