{"product_id":"electronic-weight-scale-shield-for-oleduino-v2","title":"Electronic Weight Scale Shield For OLEDUINO-v2","description":"\u003cp\u003eThis compact shield is based on the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHX711 ADC\u003c\/strong\u003e, specifically designed to interface load cells and strain gauge sensors. It can be paired with the\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.electronics-lab.com\/project\/oleduino-v-2\/\"\u003eOLEDUINO-V2\u003c\/a\u003e, enabling the creation of a miniature electronic weighing scale.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHX711\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eload cell amplifier shield allows users to accurately measure data from load cells and strain gauges. At the core of this design is the HX711 chip—a precision\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e24-bit analog-to-digital\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econverter (ADC) developed for weigh scale and industrial control applications. It provides a direct interface to bridge sensors, simplifying system design.\u003c\/p\u003e\n\u003cp\u003eThe device features an input multiplexer that selects between\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eChannel A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eChannel B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edifferential inputs, feeding into a low-noise programmable gain amplifier (PGA). Channel A supports programmable gains of 128 or 64, corresponding to full-scale differential input voltages of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e±20 mV or ±40 mV\u003c\/strong\u003e, respectively, when powered with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5V\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eanalog supply (AVDD). Channel B offers a fixed gain of 32.\u003c\/p\u003e\n\u003cp\u003eAn integrated power supply regulator eliminates the need for an external analog regulator, while the on-chip oscillator removes the requirement for external clock components. Additionally, built-in power-on-reset circuitry simplifies digital interface initialization.\u003c\/p\u003e\n\u003cp\u003eNo internal register programming is required, as all control and communication with the HX711 are handled directly through the header connector, making the shield easy to use and integrate into projects.\u003c\/p\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":47171756687532,"sku":"S112","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/S112A.jpg?v=1789038409","url":"https:\/\/dotfry.com\/products\/electronic-weight-scale-shield-for-oleduino-v2","provider":"dotfry","version":"1.0","type":"link"}