{"product_id":"raspberry-pi-gpio-expansion-board-adc","title":"Raspberry Pi Multi-Function GPIO Expansion Board Sensor Control Board with 8-Channel ADC for Raspberry Pi 4B 3B+ Zero","description":"\u003ch2 data-section-id=\"1bw7wp4\" data-start=\"88\" data-end=\"110\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"112\" data-end=\"287\"\u003eThe Raspberry Pi Sensor Board is a GPIO sensor control board designed for Raspberry Pi development platforms including Raspberry Pi 4B, 3B+, 3B, 2B, Zero, Zero W, and Zero WH.\u003c\/p\u003e\n\u003cp data-start=\"289\" data-end=\"570\"\u003eThe board expands Raspberry Pi GPIO functionality and adds analog signal acquisition capability through an onboard ADC solution. Equipped with an STM32 MCU and PCF8591 analog expansion module, the board supports 8-channel ADC detection while preserving Raspberry Pi GPIO resources.\u003c\/p\u003e\n\u003cp data-start=\"572\" data-end=\"770\"\u003eDesigned for robotics, sensor acquisition, embedded control systems, and DIY electronics projects, the board supports I2C, SPI, and UART communication interfaces for flexible peripheral integration.\u003c\/p\u003e\n\u003cp data-start=\"772\" data-end=\"892\"\u003eThe compact design allows direct installation onto Raspberry Pi GPIO headers for convenient development and prototyping.\u003c\/p\u003e\n\u003chr data-start=\"894\" data-end=\"897\"\u003e\n\u003ch2 data-section-id=\"u0ybrq\" data-start=\"899\" data-end=\"913\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"915\" data-end=\"1296\"\u003e\n\u003cli data-section-id=\"1yplt9r\" data-start=\"915\" data-end=\"978\"\u003eCompatible with Raspberry Pi 4B \/ 3B+ \/ 3B \/ 2B \/ Zero series\u003c\/li\u003e\n\u003cli data-section-id=\"jlwahh\" data-start=\"979\" data-end=\"1020\"\u003eSupports 8-channel ADC signal detection\u003c\/li\u003e\n\u003cli data-section-id=\"w7cvr7\" data-start=\"1021\" data-end=\"1040\"\u003eOnboard STM32 MCU\u003c\/li\u003e\n\u003cli data-section-id=\"1xmgtep\" data-start=\"1041\" data-end=\"1079\"\u003eUses PCF8591 analog expansion module\u003c\/li\u003e\n\u003cli data-section-id=\"1ho6nuq\" data-start=\"1080\" data-end=\"1117\"\u003eExpands Raspberry Pi GPIO resources\u003c\/li\u003e\n\u003cli data-section-id=\"gna6e7\" data-start=\"1118\" data-end=\"1161\"\u003eSupports I2C, SPI, and UART communication\u003c\/li\u003e\n\u003cli data-section-id=\"a3vfwl\" data-start=\"1162\" data-end=\"1202\"\u003eDirect GPIO header installation design\u003c\/li\u003e\n\u003cli data-section-id=\"1m9ttam\" data-start=\"1203\" data-end=\"1240\"\u003eSupports 5.5 × 2.1mm DC power input\u003c\/li\u003e\n\u003cli data-section-id=\"pulwml\" data-start=\"1241\" data-end=\"1296\"\u003eSuitable for sensor acquisition and robotics projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1298\" data-end=\"1301\"\u003e\n\u003ch2 data-section-id=\"1spgaq0\" data-start=\"1303\" data-end=\"1319\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1321\" data-end=\"1752\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1321\" data-end=\"1350\"\u003e\n\u003ctr data-start=\"1321\" data-end=\"1350\"\u003e\n\u003cth data-start=\"1321\" data-end=\"1333\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"1333\" data-end=\"1350\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1361\" data-end=\"1752\"\u003e\n\u003ctr data-start=\"1361\" data-end=\"1405\"\u003e\n\u003ctd data-start=\"1361\" data-end=\"1376\" data-col-size=\"sm\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-start=\"1376\" data-end=\"1405\" data-col-size=\"sm\"\u003eRaspberry Pi Sensor Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1406\" data-end=\"1468\"\u003e\n\u003ctd data-start=\"1406\" data-end=\"1426\" data-col-size=\"sm\"\u003eCompatible Boards\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1426\" data-end=\"1468\"\u003eRaspberry Pi 2B \/ 3B \/ 3B+ \/ 4B \/ Zero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1469\" data-end=\"1495\"\u003e\n\u003ctd data-start=\"1469\" data-end=\"1489\" data-col-size=\"sm\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1489\" data-end=\"1495\"\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1496\" data-end=\"1511\"\u003e\n\u003ctd data-start=\"1496\" data-end=\"1502\" data-col-size=\"sm\"\u003eMCU\u003c\/td\u003e\n\u003ctd data-start=\"1502\" data-end=\"1511\" data-col-size=\"sm\"\u003eSTM32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1512\" data-end=\"1534\"\u003e\n\u003ctd data-start=\"1512\" data-end=\"1526\" data-col-size=\"sm\"\u003eI2C Address\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1526\" data-end=\"1534\"\u003e0x04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1535\" data-end=\"1580\"\u003e\n\u003ctd data-start=\"1535\" data-end=\"1562\" data-col-size=\"sm\"\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1562\" data-end=\"1580\"\u003eI2C, SPI, UART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1581\" data-end=\"1610\"\u003e\n\u003ctd data-start=\"1581\" data-end=\"1596\" data-col-size=\"sm\"\u003eADC Channels\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1596\" data-end=\"1610\"\u003e8 Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1611\" data-end=\"1636\"\u003e\n\u003ctd data-start=\"1611\" data-end=\"1622\" data-col-size=\"sm\"\u003eADC Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1622\" data-end=\"1636\"\u003e10-bit ADC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1637\" data-end=\"1670\"\u003e\n\u003ctd data-start=\"1637\" data-end=\"1652\" data-col-size=\"sm\"\u003eGPIO Support\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1652\" data-end=\"1670\"\u003eGPIO Expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1671\" data-end=\"1725\"\u003e\n\u003ctd data-start=\"1671\" data-end=\"1685\" data-col-size=\"sm\"\u003ePower Input\u003c\/td\u003e\n\u003ctd data-start=\"1685\" data-end=\"1725\" data-col-size=\"sm\"\u003e5.5 × 2.1mm DC Jack \/ Terminal Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1726\" data-end=\"1752\"\u003e\n\u003ctd data-start=\"1726\" data-end=\"1735\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1735\" data-end=\"1752\"\u003eApprox. 29.5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"1754\" data-end=\"1757\"\u003e\n\u003ch2 data-section-id=\"gu7kcq\" data-start=\"1759\" data-end=\"1777\"\u003eProduct Features\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1651uj2\" data-start=\"1779\" data-end=\"1797\"\u003eGPIO Expansion\u003c\/h3\u003e\n\u003cul data-start=\"1799\" data-end=\"1941\"\u003e\n\u003cli data-section-id=\"169bma5\" data-start=\"1799\" data-end=\"1837\"\u003eExpands Raspberry Pi GPIO interfaces\u003c\/li\u003e\n\u003cli data-section-id=\"cbx4bn\" data-start=\"1838\" data-end=\"1877\"\u003eSupports external access to GPIO pins\u003c\/li\u003e\n\u003cli data-section-id=\"15ial9o\" data-start=\"1878\" data-end=\"1941\"\u003eDesigned for embedded control and sensor integration projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"fscgtt\" data-start=\"1943\" data-end=\"1967\"\u003eADC Signal Detection\u003c\/h3\u003e\n\u003cul data-start=\"1969\" data-end=\"2117\"\u003e\n\u003cli data-section-id=\"ft66u7\" data-start=\"1969\" data-end=\"2015\"\u003eSupports 8-channel analog signal acquisition\u003c\/li\u003e\n\u003cli data-section-id=\"1axu1lt\" data-start=\"2016\" data-end=\"2053\"\u003eIntegrated 10-bit ADC functionality\u003c\/li\u003e\n\u003cli data-section-id=\"zgc1m6\" data-start=\"2054\" data-end=\"2117\"\u003eSuitable for sensor monitoring and analog signal applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"vu3hrk\" data-start=\"2119\" data-end=\"2147\"\u003eCommunication Interfaces\u003c\/h3\u003e\n\u003cul data-start=\"2149\" data-end=\"2236\"\u003e\n\u003cli data-section-id=\"s1mmbw\" data-start=\"2149\" data-end=\"2177\"\u003eSupports I2C communication\u003c\/li\u003e\n\u003cli data-section-id=\"17odxa\" data-start=\"2178\" data-end=\"2206\"\u003eSupports SPI communication\u003c\/li\u003e\n\u003cli data-section-id=\"txd29y\" data-start=\"2207\" data-end=\"2236\"\u003eSupports UART communication\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"19kuk6m\" data-start=\"2238\" data-end=\"2277\"\u003eEfficient GPIO Resource Utilization\u003c\/h3\u003e\n\u003cul data-start=\"2279\" data-end=\"2437\"\u003e\n\u003cli data-section-id=\"1lda35o\" data-start=\"2279\" data-end=\"2324\"\u003eUses PCF8591 module for analog IO expansion\u003c\/li\u003e\n\u003cli data-section-id=\"175o0v\" data-start=\"2325\" data-end=\"2388\"\u003eDoes not occupy additional Raspberry Pi GPIO analog resources\u003c\/li\u003e\n\u003cli data-section-id=\"1gbltd1\" data-start=\"2389\" data-end=\"2437\"\u003eSuitable for multi-sensor development projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1tix5v8\" data-start=\"2439\" data-end=\"2460\"\u003eEasy Installation\u003c\/h3\u003e\n\u003cul data-start=\"2462\" data-end=\"2591\"\u003e\n\u003cli data-section-id=\"1f43w8k\" data-start=\"2462\" data-end=\"2498\"\u003eDirect GPIO header mounting design\u003c\/li\u003e\n\u003cli data-section-id=\"1qghwnk\" data-start=\"2499\" data-end=\"2541\"\u003eCompatible with Raspberry Pi GPIO layout\u003c\/li\u003e\n\u003cli data-section-id=\"1mhpwfw\" data-start=\"2542\" data-end=\"2591\"\u003eSimple installation and development integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2593\" data-end=\"2596\"\u003e\n\u003ch2 data-section-id=\"bazihh\" data-start=\"2598\" data-end=\"2620\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"2622\" data-end=\"2916\"\u003e\n\u003cli data-section-id=\"s8ktwv\" data-start=\"2622\" data-end=\"2652\"\u003eRaspberry Pi sensor projects\u003c\/li\u003e\n\u003cli data-section-id=\"1okhpd6\" data-start=\"2653\" data-end=\"2682\"\u003eRobotics sensor acquisition\u003c\/li\u003e\n\u003cli data-section-id=\"1qim59s\" data-start=\"2683\" data-end=\"2709\"\u003eAnalog signal monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1pvvoy3\" data-start=\"2710\" data-end=\"2736\"\u003eDIY electronics projects\u003c\/li\u003e\n\u003cli data-section-id=\"aatck7\" data-start=\"2737\" data-end=\"2763\"\u003eEmbedded control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1pclsym\" data-start=\"2764\" data-end=\"2791\"\u003eSmart home sensor systems\u003c\/li\u003e\n\u003cli data-section-id=\"166lmgb\" data-start=\"2792\" data-end=\"2817\"\u003eSTEM education projects\u003c\/li\u003e\n\u003cli data-section-id=\"1xt8kgf\" data-start=\"2818\" data-end=\"2845\"\u003eIndustrial sensor testing\u003c\/li\u003e\n\u003cli data-section-id=\"zrg909\" data-start=\"2846\" data-end=\"2879\"\u003eAutomation control applications\u003c\/li\u003e\n\u003cli data-section-id=\"1q58go0\" data-start=\"2880\" data-end=\"2916\"\u003eRaspberry Pi development platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2918\" data-end=\"2921\"\u003e\n\u003ch2 data-section-id=\"hg9dub\" data-start=\"2923\" data-end=\"2941\"\u003ePackage Includes\u003c\/h2\u003e\n\u003cul data-start=\"2943\" data-end=\"2974\"\u003e\n\u003cli data-section-id=\"82yqyd\" data-start=\"2943\" data-end=\"2974\"\u003e1 × Raspberry Pi Sensor Board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2976\" data-end=\"2979\"\u003e\n\u003ch2 data-section-id=\"1bujgeb\" data-start=\"2981\" data-end=\"2998\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cul data-start=\"3000\" data-end=\"3174\"\u003e\n\u003cli data-section-id=\"119agvm\" data-start=\"3000\" data-end=\"3036\"\u003eRaspberry Pi board is not included\u003c\/li\u003e\n\u003cli data-section-id=\"8i0et\" data-start=\"3037\" data-end=\"3090\"\u003eDesigned for Raspberry Pi GPIO interface connection\u003c\/li\u003e\n\u003cli data-section-id=\"1iv56i6\" data-start=\"3091\" data-end=\"3114\"\u003eOperating voltage: 5V\u003c\/li\u003e\n\u003cli data-section-id=\"gh7xor\" data-start=\"3115\" data-end=\"3174\"\u003eSuitable for sensor and embedded development applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RobotDoo","offers":[{"title":"Default Title","offer_id":47685736923366,"sku":null,"price":96.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/raspberry-pi-gpio-expansion-board-adc-00.png?v=1779013633","url":"https:\/\/robotdoo.com\/products\/raspberry-pi-gpio-expansion-board-adc","provider":"RobotDoo","version":"1.0","type":"link"}