{"product_id":"sainsmart-leonardo-r3-1602-lcd-keypad-shield-prototype-shield-v3-kit-for-atmel-atmega8u2-avr","title":"[Discontinued] SainSmart Leonardo R3+1602 LCD Keypad Shield+Prototype Shield V3 Kit For ATMEL ATMEGA8U2 AVR","description":"\u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSainSmart Leonardo R3 Improved Version Board\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe SainSmart Leonardo is a microcontroller board based on the ATmega32u4 . It has 20 digital input\/output pins (of which 7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, a micro USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.\u003c\/p\u003e \u003ctable border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eMicrocontroller\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eATmega32u4\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e5V\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eInput Voltage (recommended)\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e7-12V\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eInput Voltage (limits)\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e6-20V\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eDigital I\/O Pins\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e20\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003ePWM Channels\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e7\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eAnalog Input Channels\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e12\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eDC Current per I\/O Pin\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e40 mA\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eDC Current for 3.3V Pin\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e50 mA\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eFlash Memory\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e32 KB (ATmega32u4) of which 4 KB used by bootloader\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eSRAM\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e2.5 KB (ATmega32u4)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eEEPROM\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e1 KB (ATmega32u4)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e\u003cstrong\u003eClock Speed\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd valign=\"top\"\u003e \u003cp\u003e16 MHz\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"http:\/\/www.selloutsoon.com\/albums\/SKU\/20\/20-011\/20-011-D04\/20-011-D04\/07.JPG\" alt=\"\" width=\"650\" height=\"650\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eThe SainSmart Prototype Shield\u003c\/strong\u003e is a great kit to new users and geeks who have sparkling ideas. You can choose to do soldering in the soldering area. You can also make good use of the mini breadboard which can save your time of soldering. Try any circuit you want to the Arduino. You also can choose to use your own breadboard. \u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"http:\/\/www.selloutsoon.com\/albums\/SKU\/20\/20-011\/20-011-C95\/20-011-C95\/08.JPG\" alt=\"\" width=\"650\" height=\"650\"\u003e\u003cbr\u003e\u003cstrong\u003eSainSmart 1602 LCD Keypad Shield:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e\u003c\/ul\u003e \u003cp\u003e*This is a 16x2 LCD Keypad module for  Diecimila Duemilanove, UNO, MEGA1280, MEGA2560  board.\u003cbr\u003e*Blue Backlight with white words, adjustable backlighting.\u003cbr\u003e*4 Bit  LCD Library\u003cbr\u003e*100% brand new and high quality\u003c\/p\u003e \u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto;\" src=\"http:\/\/www.selloutsoon.com\/albums\/SKU\/20\/20-011\/20-011-901\/20-011-901\/01.JPG\" alt=\"\" width=\"650\" height=\"650\"\u003e\u003c\/p\u003e","brand":"SainSmart","offers":[{"title":"Default Title","offer_id":49290304749722,"sku":"20-011-D12","price":19.6,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/coretarps.co.uk\/products\/sainsmart-leonardo-r3-1602-lcd-keypad-shield-prototype-shield-v3-kit-for-atmel-atmega8u2-avr","provider":"My Store","version":"1.0","type":"link"}