{"product_id":"stepper-motor-based-rotary-encoder-with-clock-and-up-down-direction-signal-output","title":"Stepper Motor Based Rotary Encoder with Clock and Up\/Down Direction Signal Output","description":"\u003cp\u003eThis Module enables the users to use a stepper motor as a rotary encoder for position control and Up\/Down direction control. A bipolar stepper motor can be used as a rotary sensor as it generates two channel strings of pulses by turning the shaft. The circuit provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eStep pulse\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUp\/Down Direction\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esignals by rotating the stepper motor shaft clockwise or counterclockwise directions. The outputs are\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTTL logic\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esignals. The operating supply is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5V DC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand the circuit consumes very low current.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMode Selection Jumper J1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMode\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehas a 3-states to select output resolutions X1, X2, and X4. The input quadrature clock rate is multiplied by factors of 1,2 and 4 in X1, X2, and X4 mode respectively, in the producing output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eR\u003csub\u003eBIAS\u003c\/sub\u003e– Resistor R8 (Range 2K Ohm to 10M Ohms) – Refer to Figure below\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe value of this resistor is responsible for the output clock pulse width. Alter the value to change the output pulse width. Refer to the datasheet for more info.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupply 5V DC\u003c\/li\u003e\n\u003cli\u003eConsumes Approx. 25mA Current\u003c\/li\u003e\n\u003cli\u003eInput to output delay 340nS for chip LS7184\u003c\/li\u003e\n\u003cli\u003eInput Protection 240V\u003c\/li\u003e\n\u003cli\u003eEasy Interface for Any Bipolar Stepper Motor\u003c\/li\u003e\n\u003cli\u003eOutput Clock and Up\/Down Direction\u003c\/li\u003e\n\u003cli\u003eJumper for Output Pulse Multiply X1, X2, and X4\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 32.70 x 19.69mm\u003c\/li\u003e\n\u003cli\u003e4 x 2.5mm Mounting Holes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConnections and other details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCN1: Pin 1 = VCC 5V DC, Pin 2 = GND, Pin 3 = Clock Output, Pin 4 = Up\/Down Direction Output\u003c\/li\u003e\n\u003cli\u003eCN2: Pin 1 = Input 1-S1 Stepper Motor 1A, Pin 2 = GND-Stepper Motor 1B, Pin 3 = GND-Stepper Motor 2B, Pin 4 = Input 2-S2 Stepper Motor 2A\u003c\/li\u003e\n\u003cli\u003eJumper J1 Mode Selection: Jumper 1 VCC = X2 Output, Jumper J1 GND = Normal Output, Jumper J1 Open\/Float X4 Output\u003c\/li\u003e\n\u003cli\u003eD1 LED: Power LED\u003c\/li\u003e\n\u003cli\u003eJumper J2: Connect to GND\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen the shaft of the stepper motor is turned two coils of the bipolar stepper motor generate two electrical signals which are connected to IN1 and IN2 of the U1\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNCV1124\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003echip. The chip continuously compares the stepper motor output signal to a user−programmable internal reference. An alternating input signal of appropriate amplitude at IN1 or IN2 results in a rectangular waveform at the corresponding OUT terminal OP1 and OP2, both these signals are interfaced to the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLS7184\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003equadrature clock converter. When both signals are applied to the A and B inputs of the LS7184 they are converted to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eClock\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUp\/Down\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edirection control. These outputs can be interfaced directly with standard Up\/Down counters for direction and position sensing of the stepper motor. The number of pulses per rotation depends on the stepper motor output. Output pulses are proportional to stepper motor output. A standard 1.8-degree stepper motor provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e200 Pulses\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eper rotation.  Any small or big-size bipolar motor can be used as a rotary sensor.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":47048885534892,"sku":"B104","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/B104A.jpg?v=1787653389","url":"https:\/\/dotfry.com\/products\/stepper-motor-based-rotary-encoder-with-clock-and-up-down-direction-signal-output","provider":"dotfry","version":"1.0","type":"link"}