{"product_id":"arduino-leonardo-r3-board-atmega32u4-microcontroller-20-i-o-pins-usb-16mhz","title":"Arduino Leonardo R3 Board – Atmega32u4 Microcontroller, 20 I\/o Pins, Usb, 16mhz","description":"\u003cp\u003e📝 \u003cstrong data-start=\"290\" data-end=\"328\"\u003eProduct Description:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"331\" data-end=\"745\"\u003eThe \u003cstrong data-start=\"335\" data-end=\"358\"\u003eArduino Leonardo R3\u003c\/strong\u003e is a powerful \u003cstrong data-start=\"373\" data-end=\"422\"\u003emicrocontroller board based on the ATmega32u4\u003c\/strong\u003e, designed for beginners, hobbyists, and professionals in electronics and embedded systems. With \u003cstrong data-start=\"519\" data-end=\"542\"\u003e20 digital I\/O pins\u003c\/strong\u003e (7 PWM outputs, 12 analog inputs), a \u003cstrong data-start=\"580\" data-end=\"609\"\u003e16 MHz crystal oscillator\u003c\/strong\u003e, micro USB connection, power jack, ICSP header, and reset button, it provides everything needed to start building projects instantly.\u003c\/p\u003e\n\u003cp data-start=\"747\" data-end=\"1081\"\u003eUnlike earlier Arduino boards, the \u003cstrong data-start=\"782\" data-end=\"828\"\u003eLeonardo features native USB communication\u003c\/strong\u003e, eliminating the need for a secondary processor. This allows it to appear to your computer as a \u003cstrong data-start=\"925\" data-end=\"973\"\u003ekeyboard, mouse, and virtual serial COM port\u003c\/strong\u003e, making it ideal for \u003cstrong data-start=\"995\" data-end=\"1078\"\u003eDIY projects, automation, robotics, and human-computer interaction applications\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-start=\"1088\" data-end=\"1111\"\u003e🔧 \u003cstrong data-start=\"1095\" data-end=\"1111\"\u003eKey Features\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1112\" data-end=\"1566\"\u003e\n\u003cli data-start=\"1112\" data-end=\"1149\"\u003e\n\u003cp data-start=\"1114\" data-end=\"1149\"\u003e✅ \u003cstrong data-start=\"1116\" data-end=\"1136\"\u003eMicrocontroller:\u003c\/strong\u003e ATmega32u4\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1150\" data-end=\"1232\"\u003e\n\u003cp data-start=\"1152\" data-end=\"1232\"\u003e🔌 \u003cstrong data-start=\"1155\" data-end=\"1183\"\u003eNative USB Communication\u003c\/strong\u003e – Acts as keyboard, mouse, or virtual COM port\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1233\" data-end=\"1297\"\u003e\n\u003cp data-start=\"1235\" data-end=\"1297\"\u003e⚡ \u003cstrong data-start=\"1237\" data-end=\"1260\"\u003e20 Digital I\/O Pins\u003c\/strong\u003e – 7 PWM outputs \u0026amp; 12 analog inputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1298\" data-end=\"1358\"\u003e\n\u003cp data-start=\"1300\" data-end=\"1358\"\u003e🖥 \u003cstrong data-start=\"1303\" data-end=\"1326\"\u003eCrystal Oscillator:\u003c\/strong\u003e 16 MHz for stable performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1359\" data-end=\"1418\"\u003e\n\u003cp data-start=\"1361\" data-end=\"1418\"\u003e🔋 \u003cstrong data-start=\"1364\" data-end=\"1386\"\u003eOperating Voltage:\u003c\/strong\u003e 5V, Input 7–12V (recommended)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1419\" data-end=\"1498\"\u003e\n\u003cp data-start=\"1421\" data-end=\"1498\"\u003e🧰 \u003cstrong data-start=\"1424\" data-end=\"1447\"\u003eOnboard Interfaces:\u003c\/strong\u003e Micro USB, power jack, ICSP header, reset button\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1499\" data-end=\"1566\"\u003e\n\u003cp data-start=\"1501\" data-end=\"1566\"\u003e🏭 \u003cstrong data-start=\"1504\" data-end=\"1524\"\u003eCompatible With:\u003c\/strong\u003e Arduino IDE \u0026amp; 100% Pro Micro compatible\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e📋 \u003cstrong data-start=\"1579\" data-end=\"1607\"\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMicrocontroller\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eATmega32u4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage (Recommended)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7–12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage (Limits)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6–20V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital I\/O Pins\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Input Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC Current per I\/O Pin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC Current for 3.3V Pin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlash Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 KB (4 KB used by bootloader)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSRAM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEEPROM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClock Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e68.6 × 53.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-start=\"2405\" data-end=\"2427\"\u003e🌍 \u003cstrong data-start=\"2411\" data-end=\"2427\"\u003eApplications\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"2428\" data-end=\"2618\"\u003e\n\u003cli data-start=\"2428\" data-end=\"2453\"\u003e\n\u003cp data-start=\"2430\" data-end=\"2453\"\u003eRobotics \u0026amp; automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2454\" data-end=\"2511\"\u003e\n\u003cp data-start=\"2456\" data-end=\"2511\"\u003eHuman-computer interaction (keyboard\/mouse emulation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2512\" data-end=\"2543\"\u003e\n\u003cp data-start=\"2514\" data-end=\"2543\"\u003eEmbedded system development\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2544\" data-end=\"2584\"\u003e\n\u003cp data-start=\"2546\" data-end=\"2584\"\u003eSensor interfacing \u0026amp; control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2585\" data-end=\"2618\"\u003e\n\u003cp data-start=\"2587\" data-end=\"2618\"\u003eDIY electronics \u0026amp; prototyping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2338\" data-end=\"2364\"\u003e📦 \u003cstrong data-start=\"2344\" data-end=\"2364\"\u003ePackage Includes\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cul data-start=\"2365\" data-end=\"2398\"\u003e\n\u003cli data-start=\"2365\" data-end=\"2398\"\u003e\n\u003cp data-start=\"2367\" data-end=\"2398\"\u003e1 × Arduino Leonardo R3 Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong data-start=\"290\" data-end=\"328\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Arduino","offers":[{"title":"Default Title","offer_id":43962444349505,"sku":"B141,krt2,IMP10,Th5,A","price":1550.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/2805\/1777\/files\/Arduino_leonardo_R3.jpg?v=1779559760","url":"https:\/\/stem.pk\/products\/arduino-leonardo-r3-board-atmega32u4-microcontroller-20-i-o-pins-usb-16mhz","provider":"stem.pk","version":"1.0","type":"link"}