{"product_id":"seeed-studio-xiao-samd21-pre-soldered-seeeduino-xiao-102010388","title":"Seeed Studio XIAO SAMD21 (Pre-Soldered) - Seeeduino XIAO","description":"\u003cdiv data-page-id=\"NxxqdB6aRoS7iYxMPGblh0OQgte\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-VPVzd2uavo250HxL52Ul8FXVg5e\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-X9mWdASsQoFw8Sxv90FlqOGqgRe\"\u003eThis is the pre-soldered version of XIAO SAMD21, a mini Arduino compatible board built on Microchip SAMD21G18 MCU. As the flagship model in Seeed Studio XIAO series, this thumb-sized board offers professional-grade performance in an ultra-compact form factor with a SMD design. With comprehensive support for Arduino IDE, MicroPython, and PlatformIO, along with extensive learning courses and tutorials, it's an excellent platform for beginners entering the world of open-source electronics.\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-CD7AdIu4oowbhKxcoe2lR3cAg7d\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-CD7AdIu4oowbhKxcoe2lR3cAg7d\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Q0ULdclv5oy0MuxyhaVlxXcKgye\"\u003e\n\u003cstrong\u003eThe Perfect Arduino Board for Electronics Beginners:\u003c\/strong\u003e XIAO SAMD21 (aka. Seeeduino XIAO) is your ideal gateway to electronics and programming, featuring native Arduino IDE compatibility and a complete beginner-friendly ecosystem. With comprehensive free courses, step-by-step tutorials, and extensive community projects as references, your learning journey is fully guided. The compatible XIAO Starter Kit, Grove expansion boards for XIAO, and Grove system (400+ compatible modules) enable quick prototyping without prior electronics knowledge or soldering skills. Progress naturally from basic concepts to creating complex projects like wearables and IoT devices. Whether you're new to electronics or expanding your maker skills, XIAO's combination of plug-and-play hardware and rich learning resources makes it the perfect platform to bring your creative ideas to life.\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-Q0ULdclv5oy0MuxyhaVlxXcKgye\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FYbLd71gso8hYAxJEoBlGv4kgFf\"\u003e\n\u003cstrong\u003eSolder-Free for Instant Creation:\u003c\/strong\u003e The pre-soldered headers mean you can start creating immediately - just unbox and plug into your breadboard. No soldering iron, no waiting, no hassle. Perfect for rapid prototyping, educational workshops, beginner-friendly projects, and time-sensitive development. Because great ideas shouldn't wait for solder to cool.\u003c\/div\u003e\n\u003cp class=\"ace-line ace-line old-record-id-FYbLd71gso8hYAxJEoBlGv4kgFf\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-HfCfdebAxoeHg0xb5bQl4cR9gec\"\u003e\n\u003cstrong\u003eClassic Form Factor and Extensive Seeed Studio XIAO Ecosystem: \u003c\/strong\u003eFirst launched in 2019, XIAO SAMD21's compact 21 x 17.8mm design set the standard for miniature development boards. Its native compatibility with the comprehensive XIAO Add-on ecosystem - from expansion boards, sensors and displays to connectivity modules and actuators (Grove Expansion, CAN-Bus, LoRa module, LED Matrix, Vision AI Sensor, Round Display, L76K GSP module, 2-Mic Array, ePaper Displays, mmWave sensor, AC relay, Bus Servo Driver and many more) - makes it versatile for any project, no matter how simple or complex.\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-CxYpdOdvboox2bxsRKql74vEgrb\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-CxYpdOdvboox2bxsRKql74vEgrb\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-CVFrdx4MDoJm6Ex6jexlMBzygse\"\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Seeed Studio XIAO SAMD21\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-URORdJW6soTaMwxyyhXlYlrZgTe\"\u003e\n\u003cstrong\u003eChipset:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.microchip.com\/en-us\/product\/atsamd21g18\"\u003eMicrochip SAMD21G18\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PVXTdRE1ZonSRvxYiOglIvfKgfh\"\u003e\n\u003cstrong\u003eProcessor: \u003c\/strong\u003eARM Cortex-M0+ processor running at up to 48 MHz.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TK3rdGIOxomIUCxrUn1lgIjegjg\"\u003e\n\u003cstrong\u003eRAM:\u003c\/strong\u003e 32KB SRAM\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DDM3dDXofoeJ8hxqaJQlIhZagfh\"\u003e\n\u003cstrong\u003eFlash:\u003c\/strong\u003e 256KB Flash\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FfmzdXCq7oDphcxOEErlLxeFgzh\"\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UsW5dJ4DToK49hxHKfMlutRngqc\"\u003eGPIO Pin x14\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ZHtAdeV9GoTR7axhMHel6WZggde\"\u003eDigital Pin x11\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TALxd5Noaoq8oixNv7JlJ5MXgWb\"\u003eAnalog Pin x11\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OrMgd9Pq3oAbiGxPZVYlall0gFb\"\u003eDAC x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Sj5JdIvoJoTOVkxgJ5pljyisg7g\"\u003eI2C x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DY62dRo43ob88UxPL1QlZiBogIh\"\u003eUART x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-KNOidITIEoutxpxQwmdl9CyjgXd\"\u003eSPI x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Es9tdjzRVoMXqkxzJuJlEEu8gcb\"\u003e\u003cstrong\u003eOnboard\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-YuGGdZ97YoDIjYxE6GGlevitgkd\"\u003eUser LED x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BcgrdAWNVopFtKx6XKtlSp4kgXg\"\u003ePower LED x1\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JfhOdijdtoJdoGx8yl6lMun0gQW\"\u003eStatus LEDs for Serial Communication (TX\/RX Indicators) x2\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EU0tdCPOmoqMEQxnSdElUuVegEh\"\u003e\n\u003cstrong\u003eWireless Connectivity:\u003c\/strong\u003e \/\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-CfOqdeUrMozSqjxqhWdlkiqfgHh\"\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-S0eKdPLZSoMo4LxVIael2wPPgob\"\u003eInput voltage (Type-C): 5V\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BuYrdwLUGoUXIhx7hejlQA5fgcf\"\u003eInput voltage (BAT): 5V\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TKN5dOTe1ook0oxNITel6kW6grc\"\u003e\u003cstrong\u003eSoftware Compatibility\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ASdzddzl6oS6NAxmlTHlsbCggjm\"\u003eArduino, PlatformIO, MicroPython, CircuitPython, Zephyr, and more to come\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-MoKrds7rToQGflx9kL8lb32rgqb\"\u003e\n\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e -40 to 85°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-XKVmdAO0NoNEW6xLBs6lU2cugqh\"\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21x17.8mm\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-Fkr7d6aquoz5XgxUTPwl5Q4ZgRf\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-Fkr7d6aquoz5XgxUTPwl5Q4ZgRf\"\u003e\u003cstrong\u003eHardware Overview:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-ORYWd8Yl6oh2IKxjeNolCIVegkg\"\u003e\u003cstrong\u003eTop:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image-sam21.png\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ace-line ace-line old-record-id-Ry6MdcWTGoAbfbxGnmWlPFoSg6d\"\u003e \u003c\/p\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-Ry6MdcWTGoAbfbxGnmWlPFoSg6d\"\u003e\u003cstrong\u003eBottom:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image-sam21-2.png\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-W50pdAkKGoBJxwxpjxmlHxVHgXe\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3 class=\"ace-line ace-line old-record-id-W50pdAkKGoBJxwxpjxmlHxVHgXe\"\u003e\u003cstrong\u003ePinout Diagram:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/upload\/image-sam21-3.png\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-FsGjdYWL8oKQNex3nydlUuw9gIg\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-OnKhdwarooO0VOxp6OLlxpUFgKe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eLearning \u0026amp; Education (Arduino, MicroPython, basic electronics and prototyping)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-I5Etd9JXioY5RZx8oF8laX1ggqe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eWearable devices (health monitoring, interactive clothing, compact fitness trackers)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-SB8vd6e5VoVawgxokKzlBCTLgQd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eIoT \u0026amp; Sensor Projects (Environmental monitoring, data collection devices, smart home sensors, small automation systems)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-GcuCd1SsjoARncxaQNOlOjyMgTh\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eSpace-Constrained Mini Arduino Projects (Miniature robots, portable devices, small electronics gadgets, embedded control systems)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-HKYGdmqDLoJMekxJbAnlroPYgAe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eRapid prototyping (Quick proof-of-concept builds, hardware testing, product prototypes, embedded system development)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-AkXwdAVT7ovvgKxOUGOlYkZ8gqc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eHID devices (DIY keyboard, USB to multi-channel TTL\/USB host mode, etc.)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-BqgYdWCqto9RYux6ITflhOMjgId\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-BqgYdWCqto9RYux6ITflhOMjgId\"\u003e\u003cstrong\u003eDocuments:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UIXUdXcoCobnE7xuqcOluqGngph\"\u003e\u003ca data-lark-is-custom=\"true\" href=\"https:\/\/wiki.seeedstudio.com\/Seeeduino-XIAO\/#resourses\"\u003eWiki-XIAO SAMD21 Resources\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WQZMdAjoeoY7zXxcDdgl6bB9gTh\"\u003e\u003ca data-lark-is-custom=\"true\" href=\"https:\/\/files.seeedstudio.com\/wiki\/XIAO\/XIAO-Reference-Design.pdf\"\u003eSeeed Studio XIAO Use Case\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Hv8Zdvc77oZ2xaxKLnIl2EXCgIb\"\u003e\u003ca data-lark-is-custom=\"true\" href=\"https:\/\/files.seeedstudio.com\/wiki\/XIAO\/3D-Printing-Case-Studies.pdf\"\u003e3D Printing \"Case\" Studies\u003c\/a\u003e\u003c\/div\u003e\n\u003cp class=\"heading-2 ace-line old-record-id-G2SFdaLckoBWeqxlXPWliWfLgVd\"\u003e \u003c\/p\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-G2SFdaLckoBWeqxlXPWliWfLgVd\"\u003e\u003cstrong\u003ePart List:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LEcLdSmApoChNdxIm1WlcbLggaf\"\u003e1x Seeed Studio XIAO SAMD21 (Pre-Soldered)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Makerlab Electronics","offers":[{"title":"Default Title","offer_id":44459563679935,"sku":"MLE07912","price":499.0,"currency_code":"PHP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0531\/3419\/6927\/files\/MLE07912.jpg?v=1769568171","url":"https:\/\/makerlab.ph\/products\/seeed-studio-xiao-samd21-pre-soldered-seeeduino-xiao-102010388","provider":"Makerlab PH","version":"1.0","type":"link"}