{"product_id":"signal-generator-pwm-pulse-frequency-duty-cycle-adjustable-module-lcd-display-1hz-150khz-3-3v-30v-pw","title":"Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module LCD Display 1Hz-150Khz 3.3V-30V PW","description":"\u003cstrong\u003eModule Highlights:? \u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 1. Dual mode, duty-free step 0.1% in fine mode;  \u003cbr\u003e 2. LCD display frequency and duty cycle, very clear, PWM output can be set to the frequency and duty cycle;  \u003cbr\u003e 3. With locking function, prevent misoperation;  \u003cbr\u003e 4. Wide frequency range, high precision;  \u003cbr\u003e 5. Serial communication, TTL level  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003eFirst, the module description:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e PWM output, you can set the frequency, duty cycle;  \u003cbr\u003e Normal mode:  \u003cbr\u003e Frequency range:1Hz~150KHz Duty:000~100%, duty-free step 1%;  \u003cbr\u003e Fine mode:  \u003cbr\u003e Frequency range:1Hz~15khz Duty:00.0~100%, duty-free step 0.1%;  \u003cbr\u003e Frequency is divided into four ranges, automatic switching:  \u003cbr\u003e 1. XXX (no decimal point): the smallest unit is 1Hz, the value range of 1Hz ~ 999Hz;  \u003cbr\u003e 2. X.XX (decimal point in the hundred) the smallest unit is 0.01Khz, the range of 1.00Khz ~ 9.99Khz;  \u003cbr\u003e 3. XX.X (decimal point in ten): the smallest unit is 0.1Khz; value range of 10.0KHz ~ 99.9KHz  \u003cbr\u003e 4. X.X.X (decimal point in ten and hundred): the smallest unit is 1Khz; value range 1KHz ~ 150KHz  \u003cbr\u003e frequency display: 100 indicates PWM output 100Hz pulse;  \u003cbr\u003e 1.01 indicates PWM output 1.01K pulse;  \u003cbr\u003e 54.1 indicates that the PWM output has a pulse of 54.1 kHz;  \u003cbr\u003e 1.2.4 indicates that the PWM output is 124 kHz pulse;  \u003cbr\u003e Duty cycle range: 0 ~ 100%;  \u003cbr\u003e All set parameters, power-down automatically saved.  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003eSecond, the parameter settings:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e This product through the Rotary Encoder to adjust the frequency and duty cycle, can be determined according to the rotation speed to achieve rapid adjustment, the default adjustment duty cycle, short press adjust frequency, long press 2 seconds lock, long press 5 seconds switch mode (normal mode\/fine mode), simple operation, set the parameters of automatic saving, no loss of power.  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003eThird, the module parameters:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 1. Working voltage: 3.3 ~ 30V;  \u003cbr\u003e 2. Frequency range: Normal Mode:1Hz ~ 150KHz? Fine Mode:1Hz~15KHz  \u003cbr\u003e 3. Frequency accuracy: the accuracy in each range is about 2%;  \u003cbr\u003e 4. Signal load capacity: the output current can be about 5 ~ 30ma;  \u003cbr\u003e 5. Output amplitude: PWM amplitude equal to the supply voltage;  \u003cbr\u003e 6. Ambient temperature: -20 ~ +70 a??.  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003eFourth, the scope of application:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 1. Used as a square wave signal generator, generate square wave signal for experimental development and use;  \u003cbr\u003e 2. Used to generate a square wave signal that controls the motor driver;  \u003cbr\u003e 3. Generate adjustable pulse for MCU use;  \u003cbr\u003e 4. Generate adjustable pulse, control the relevant circuit (PWM dimming speed and other applications).  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003eCommunication standard:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 9600 bps Data bits: 8  \u003cbr\u003e Stop bit: 1  \u003cbr\u003e Check digit: none  \u003cbr\u003e Flow control: none  \u003cbr\u003e   \u003cbr\u003e 1. set the frequency of the PWM  \u003cbr\u003e F101: Set the frequency to 101 HZ (001 to 999)  \u003cbr\u003e F1.05: set the frequency of 1.05 KHZ (1.00 ~ 9.99)  \u003cbr\u003e F10.5: Set the frequency to 10.5KHZ (10.0 ~ 99.9)  \u003cbr\u003e F1.0.5: set the frequency of 105KHZ (1.0.0 ~ 1.5.0)  \u003cbr\u003e Note: In fine mode, the maximum frequency is 15.0KHz  \u003cbr\u003e   \u003cbr\u003e 2. set the PWM duty cycle  \u003cbr\u003e Normal Mode:  \u003cbr\u003e DXXX: set the PWM duty cycle to XXX; (001 ~ 100)  \u003cbr\u003e Such as D050, set the PWM duty cycle is 50%  \u003cbr\u003e Fine Mode:  \u003cbr\u003e DXX.X: set the PWM duty cycle to XX.X; (0.1 ~ 100)  \u003cbr\u003e Such as D20.8, set the PWM duty cycle is 20.8%  \u003cbr\u003e   \u003cbr\u003e 3. Read the set parameters  \u003cbr\u003e Send a read string to read the set parameters.  \u003cbr\u003e   \u003cbr\u003e 4. Modify Mode  \u003cbr\u003e a??MODE0a??: Normal Mode  \u003cbr\u003e a??MODE1a??: Fine Mode  \u003cbr\u003e Set successfully return: DOWN;  \u003cbr\u003e Setup failed to return: FALL.  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003ePackage included:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 1 x Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module  \u003cbr\u003e     \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/AE\/99\/aed9f84c-356b-48bb-abbc-3bd214967dca.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/B1\/A6\/7daa4926-729e-4f75-a8e4-85a06d15235d.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/FD\/26\/a01cc300-f3ba-4607-a077-108d90ca77c4.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/A3\/0E\/e6864d53-c0e5-422a-a5bf-c3735fcdcfe9.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/F0\/8E\/6a248264-7974-4dff-95e5-e870d9b2f439.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/A3\/CA\/c9a4ebd3-e88d-43dc-b3cf-afef1c781fbd.jpg\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/E8\/DE\/603042d8-dd6f-451c-80fe-46e766fd6b10.JPG\"\u003e   \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/B0\/CD\/3c79043c-868e-4f61-944b-68111db3aab8.JPG\"\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43930203390147,"sku":"ZHIQIAN-036127","price":458.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/c1192eb6-4c9a-4cb0-83a6-cb48ba64f69b.jpg?v=1725790598","url":"https:\/\/wrsss.com\/products\/signal-generator-pwm-pulse-frequency-duty-cycle-adjustable-module-lcd-display-1hz-150khz-3-3v-30v-pw","provider":"Wrsss","version":"1.0","type":"link"}