{"id":187,"date":"2026-02-21T01:12:34","date_gmt":"2026-02-21T01:12:34","guid":{"rendered":"https:\/\/zeenaix.com\/?post_type=product&#038;p=187"},"modified":"2026-02-21T01:28:28","modified_gmt":"2026-02-21T01:28:28","slug":"uno-r3-ch340g-atmega328p-development-board","status":"publish","type":"product","link":"https:\/\/zeenaix.com\/index.php\/product\/uno-r3-ch340g-atmega328p-development-board\/","title":{"rendered":"UNO R3 CH340G ATmega328P Development Board"},"content":{"rendered":"<p data-start=\"123\" data-end=\"398\">The UNO R3 CH340G ATmega328P Development Board is a cost-effective alternative to the standard Arduino UNO R3. It is built around the reliable ATmega328P microcontroller and uses the CH340G USB-to-Serial converter chip instead of the ATmega16U2 found in the original version.<\/p>\n<p data-start=\"400\" data-end=\"751\">Functionally, this board performs identically to the official UNO R3 in terms of processing capability, pin configuration, and compatibility with Arduino IDE and shields. The CH340G chip is utilized only for USB communication during sketch uploads and serial monitoring. During standalone operation, the board behaves exactly like the standard UNO R3.<\/p>\n<p data-start=\"753\" data-end=\"974\">This version offers an economical solution for students, hobbyists, and professionals who require dependable performance for prototyping, embedded systems development, robotics, IoT applications, and electronics projects.<\/p>\n<p data-start=\"976\" data-end=\"993\"><strong data-start=\"976\" data-end=\"993\">Key Features:<\/strong><\/p>\n<ul data-start=\"994\" data-end=\"1291\">\n<li data-start=\"994\" data-end=\"1025\">\n<p data-start=\"996\" data-end=\"1025\">Microcontroller: ATmega328P<\/p>\n<\/li>\n<li data-start=\"1026\" data-end=\"1075\">\n<p data-start=\"1028\" data-end=\"1075\">USB Interface: CH340G USB-to-Serial converter<\/p>\n<\/li>\n<li data-start=\"1076\" data-end=\"1101\">\n<p data-start=\"1078\" data-end=\"1101\">Operating Voltage: 5V<\/p>\n<\/li>\n<li data-start=\"1102\" data-end=\"1140\">\n<p data-start=\"1104\" data-end=\"1140\">Input Voltage (recommended): 7\u201312V<\/p>\n<\/li>\n<li data-start=\"1141\" data-end=\"1180\">\n<p data-start=\"1143\" data-end=\"1180\">14 Digital I\/O Pins (6 PWM outputs)<\/p>\n<\/li>\n<li data-start=\"1181\" data-end=\"1204\">\n<p data-start=\"1183\" data-end=\"1204\">6 Analog Input Pins<\/p>\n<\/li>\n<li data-start=\"1205\" data-end=\"1236\">\n<p data-start=\"1207\" data-end=\"1236\">Compatible with Arduino IDE<\/p>\n<\/li>\n<li data-start=\"1237\" data-end=\"1291\">\n<p data-start=\"1239\" data-end=\"1291\">Fully compatible with UNO R3 shields and libraries<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1293\" data-end=\"1422\" data-is-last-node=\"\" data-is-only-node=\"\">Ideal for educational use, experimentation, and commercial prototyping at a reduced cost without compromising core functionality.<\/p>\n","protected":false},"excerpt":{"rendered":"<h2 data-start=\"86\" data-end=\"99\">How to Use<\/h2>\n<ol data-start=\"101\" data-end=\"647\">\n<li data-start=\"101\" data-end=\"181\">\n<p data-start=\"104\" data-end=\"181\">Download and install the <strong data-start=\"129\" data-end=\"144\">Arduino IDE<\/strong> from the official Arduino website.<\/p>\n<\/li>\n<li data-start=\"182\" data-end=\"276\">\n<p data-start=\"185\" data-end=\"276\">Install the <strong data-start=\"197\" data-end=\"227\">CH340 USB-to-Serial driver<\/strong> (required for first-time use on some systems).<\/p>\n<\/li>\n<li data-start=\"277\" data-end=\"399\">\n<p data-start=\"280\" data-end=\"342\">Connect the UNO R3 board to your computer using a USB cable.<\/p>\n<ul data-start=\"346\" data-end=\"399\">\n<li data-start=\"346\" data-end=\"399\">\n<p data-start=\"348\" data-end=\"399\">In most cases, the driver installs automatically.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li data-start=\"400\" data-end=\"426\">\n<p data-start=\"403\" data-end=\"426\">Open the Arduino IDE.<\/p>\n<\/li>\n<li data-start=\"427\" data-end=\"483\">\n<p data-start=\"430\" data-end=\"483\">Go to <strong data-start=\"436\" data-end=\"453\">Tools \u2192 Board<\/strong> and select <strong data-start=\"465\" data-end=\"480\">Arduino UNO<\/strong>.<\/p>\n<\/li>\n<li data-start=\"484\" data-end=\"548\">\n<p data-start=\"487\" data-end=\"548\">Go to <strong data-start=\"493\" data-end=\"509\">Tools \u2192 Port<\/strong> and select the appropriate COM port.<\/p>\n<\/li>\n<li data-start=\"549\" data-end=\"647\">\n<p data-start=\"552\" data-end=\"647\">Open a sample sketch (File \u2192 Examples \u2192 Basics \u2192 Blink) and click <strong data-start=\"618\" data-end=\"628\">Upload<\/strong> to test the board.<\/p>\n<\/li>\n<\/ol>\n<h2 data-start=\"654\" data-end=\"673\">Package Includes<\/h2>\n<ul data-start=\"675\" data-end=\"783\">\n<li data-start=\"675\" data-end=\"751\">\n<p data-start=\"677\" data-end=\"751\">1 \u00d7 UNO R3 CH340G ATmega328P Development Board (Compatible with Arduino)<\/p>\n<\/li>\n<li data-start=\"752\" data-end=\"783\">\n<p data-start=\"754\" data-end=\"783\">1 \u00d7 Set of Male Header Pins<\/p>\n<\/li>\n<\/ul>\n","protected":false},"featured_media":193,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[15],"product_tag":[30,29,31],"class_list":{"0":"post-187","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-uncategorized","7":"product_tag-arduino","8":"product_tag-arduino-uno","9":"product_tag-uno-board","11":"first","12":"instock","13":"sale","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/product\/187","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/comments?post=187"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/media\/193"}],"wp:attachment":[{"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/media?parent=187"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=187"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=187"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/zeenaix.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}