{"product_id":"keyestudio-uno-with-pin-header-interface-usb-cable-compatible-with-arduino-uno-r3-board-for-arduino-programing","title":"Keyestudio UNO With Pin Header Interface USB Cable Compatible With Arduino UNO R3 Board For Arduino Programing","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003ekeyestudio\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eInput Voltage (recommended)\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDC7-12V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMicrocontroller\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eATmega328P-AU\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e0-40\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e5V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePackage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDIP\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSupply Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDC7-12V\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVoltage Regulator\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;display:block;overflow:hidden;height:1px\"\u003e3keyestudio Nano ch340\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S84ebf86689f54ca99f1c013ef49d3e83Z.jpg\" slate-data-type=\"image\"\u003e4115371908985779\u003c\/p\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\n\u003ch1\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cstrong\u003eIntroduction:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003ekeyestudio UNO with pin headers has the same basic functions as keyestudio UNO R3 BOARD. It is a microcontroller board based on the ATMEGA328P-AU, which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO UNO REV3.\u003c\/p\u003e\n\u003cp\u003eIt has 14 digital input\/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button.\u003c\/p\u003e\n\u003cp\u003eThis UNO with pin headers makes the improvement based on keyestudio UNO R3 board.\u003c\/p\u003e\n\u003cp\u003eIt breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S).\u003c\/p\u003e\n\u003cp\u003eS pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V.\u003c\/p\u003e\n\u003cp\u003eWhen switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.\u003c\/p\u003e\n\u003cp\u003eIt also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules.\u003c\/p\u003e\n\u003cp\u003eAs for keyestudio UNO R3 board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.\u003c\/p\u003e\n\u003cp\u003eBut for this keyestudio UNO with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.\u003c\/p\u003e\n\u003cp\u003eIt 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\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size:24px\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ctable style=\"border-collapse:collapse;font-family:sans-serif;font-size:14px;text-align:start;color:rgb(32, 33, 34);background-color:rgb(248, 249, 250);border:1px solid rgb(162, 169, 177)\" class=\"wikitable\" cellpadding=\"1\" cellspacing=\"1\" align=\"start\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eMicrocontroller\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003eATmega328P-AU\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eOperating Voltage\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e5V\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eInput Voltage (recommended)\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003eDC 7-12V\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eDigital I\/O Pins\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e14 (D0-D13)\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003ePWM Digital I\/O Pins\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e6 (D3, D5, D6, D9, D10, D11)\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eAnalog Input Pins\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e6 (A0-A5)\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eDC Current per I\/O Pin\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e20 mA\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eDC Current for 3.3V Pin\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e50 mA\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eFlash Memory\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e32 KB (ATmega328) of which 0.5 KB used by bootloader\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eSRAM\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e2 KB\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eEEPROM\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e1 KB\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eClock Speed\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003e16 MHz\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:center;background-color:rgb(234, 236, 240);border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em 0.2em 0em\" align=\"center\"\u003e\u003cp\u003eLED_BUILTIN\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid rgb(162, 169, 177);padding:0.2em 0.4em\"\u003e\u003cp\u003eD13\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S00ab1cfeb1044c58ad9fe532e6c751ecw.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S884653b470014fb3ae8b274594c6b3d35.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S8c7ecf433889480a8a075c26347f6f38w.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd3ce73fde85148129f046265c56c9838a.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S60f716cb9ca84c1d9c49eb82051ef6b1g.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S28aad4ebbb6a40ebaf76c6723e3f4d758.jpg\" slate-data-type=\"image\"\u003e\u003cimg 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