{"product_id":"esp32-c3-supermini-usb-c","title":"ESP32-C3 USB-C Dev Board","description":"\u003cstyle\u003e\n  .nzn-desc {\n    width: 100%;\n    max-width: 1400px;\n    margin: 0 auto;\n    font-family: inherit;\n    color: #101114;\n  }\n\n  .nzn-desc,\n  .nzn-desc * {\n    box-sizing: border-box;\n  }\n\n  .nzn-desc .nzn-tabs {\n    width: 100%;\n    max-width: 100%;\n    display: flex;\n    gap: 30px;\n    border-bottom: 1px solid #e7e7e7;\n    overflow-x: auto;\n    overflow-y: hidden;\n    scrollbar-width: none;\n    min-height: 55px;\n    align-items: flex-end;\n    -webkit-overflow-scrolling: touch;\n  }\n\n  .nzn-desc .nzn-tabs::-webkit-scrollbar {\n    display: none;\n  }\n\n  .nzn-desc .nzn-tab {\n    flex: 0 0 auto;\n    background: none;\n    border: 0;\n    padding: 16px 0;\n    font: inherit;\n    font-size: 14px;\n    font-weight: 800;\n    white-space: nowrap;\n    border-bottom: 3px solid transparent;\n    color: #101114;\n    cursor: pointer;\n    transition: color 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data-tab=\"overview\"\u003eOverview\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"specifications\"\u003eSpecifications\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"getting-started\"\u003eGetting Started\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"included\"\u003eWhat's Included\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"uses\"\u003eCommon Uses\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"faqs\"\u003eFAQs\u003c\/button\u003e\n    \u003cbutton class=\"nzn-tab\" type=\"button\" data-tab=\"pinout\"\u003ePinout\u003c\/button\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"nzn-card\"\u003e\n    \u003cdiv class=\"nzn-panel is-active\" data-panel=\"overview\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003cdiv class=\"nzn-overview\"\u003e\n          \u003cdiv class=\"nzn-overview-copy\"\u003e\n            \u003cp\u003eThe ESP32-C3 SuperMini USB-C is an ultra-compact WiFi and Bluetooth 5 BLE development board built around Espressif's RISC-V ESP32-C3 chip. It is ideal for compact IoT projects, ESPHome, sensors, BLE beacons, smart home devices, and battery-powered wireless builds.\u003c\/p\u003e\n\n            \u003cul class=\"nzn-checks\"\u003e\n              \u003cli\u003eESP32-C3 RISC-V processor running up to 160MHz\u003c\/li\u003e\n              \u003cli\u003eBuilt-in 2.4GHz WiFi and Bluetooth 5 BLE\u003c\/li\u003e\n              \u003cli\u003eUSB-C programming and power connection\u003c\/li\u003e\n              \u003cli\u003eCompact SuperMini footprint, around 22.5 × 18mm\u003c\/li\u003e\n              \u003cli\u003eCompatible with Arduino IDE, MicroPython, ESP-IDF, and ESPHome\u003c\/li\u003e\n            \u003c\/ul\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-started\"\u003e\n            \u003ch3\u003eQuick Start\u003c\/h3\u003e\n\n            \u003cdiv class=\"nzn-step\"\u003e\n              \u003cspan\u003e1\u003c\/span\u003e\n              \u003cdiv\u003e\n                \u003cstrong\u003eInstall Arduino IDE\u003c\/strong\u003e\n                \u003cp\u003eDownload and install the Arduino IDE if you do not already have it.\u003c\/p\u003e\n              \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv class=\"nzn-step\"\u003e\n              \u003cspan\u003e2\u003c\/span\u003e\n              \u003cdiv\u003e\n                \u003cstrong\u003eInstall ESP32 board package\u003c\/strong\u003e\n                \u003cp\u003eAdd the ESP32 Board Manager URL and install “esp32 by Espressif Systems”.\u003c\/p\u003e\n              \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv class=\"nzn-step\"\u003e\n              \u003cspan\u003e3\u003c\/span\u003e\n              \u003cdiv\u003e\n                \u003cstrong\u003eSelect board\u003c\/strong\u003e\n                \u003cp\u003eGo to Tools → Board → ESP32 Arduino → ESP32C3 Dev Module.\u003c\/p\u003e\n              \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv class=\"nzn-step\"\u003e\n              \u003cspan\u003e4\u003c\/span\u003e\n              \u003cdiv\u003e\n                \u003cstrong\u003eUse a data USB-C cable\u003c\/strong\u003e\n                \u003cp\u003eCharge-only cables will not upload sketches or detect the board.\u003c\/p\u003e\n              \u003c\/div\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e GPIO pins operate at 3.3V logic only and are not 5V tolerant. Headers are supplied unsoldered so you can fit them to suit your project.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"specifications\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003ch3 class=\"nzn-section-title\"\u003eSpecifications\u003c\/h3\u003e\n\n        \u003cdiv class=\"nzn-specs\"\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eChip\u003c\/span\u003e\u003cstrong\u003eEspressif ESP32-C3\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eArchitecture\u003c\/span\u003e\u003cstrong\u003e32-bit RISC-V single core\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eCPU Speed\u003c\/span\u003e\u003cstrong\u003eUp to 160 MHz\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eSRAM\u003c\/span\u003e\u003cstrong\u003e400 KB\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eFlash Memory\u003c\/span\u003e\u003cstrong\u003e4 MB\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eWiFi\u003c\/span\u003e\u003cstrong\u003e802.11 b\/g\/n 2.4GHz\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eBluetooth\u003c\/span\u003e\u003cstrong\u003eBluetooth 5 BLE\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eGPIO\u003c\/span\u003e\u003cstrong\u003e11 exposed GPIO pins\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eADC\u003c\/span\u003e\u003cstrong\u003e6 pins, 12-bit resolution\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eUSB Connector\u003c\/span\u003e\u003cstrong\u003eUSB-C for programming and power\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eLogic Level\u003c\/span\u003e\u003cstrong\u003e3.3V, not 5V tolerant\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eOnboard LED\u003c\/span\u003e\u003cstrong\u003eBlue LED on GPIO8\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eButtons\u003c\/span\u003e\u003cstrong\u003eBOOT on GPIO9 and RESET\u003c\/strong\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cspan\u003eDimensions\u003c\/span\u003e\u003cstrong\u003eApprox. 22.5 × 18mm\u003c\/strong\u003e\n\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e All GPIO are 3.3V only. Use a level shifter when connecting to 5V sensors or modules.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"getting-started\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003cdiv class=\"nzn-started\"\u003e\n          \u003ch3\u003eGetting Started\u003c\/h3\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e1\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eInstall Arduino IDE\u003c\/strong\u003e\n              \u003cp\u003eDownload and install the Arduino IDE if you do not already have it.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e2\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eAdd ESP32 Board Manager URL\u003c\/strong\u003e\n              \u003cp\u003eGo to File → Preferences → Additional Board Manager URLs and add the Espressif ESP32 package URL.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e3\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eInstall ESP32 boards\u003c\/strong\u003e\n              \u003cp\u003eOpen Boards Manager, search “esp32 by Espressif Systems”, then install the package.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e4\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eSelect ESP32C3 Dev Module\u003c\/strong\u003e\n              \u003cp\u003eGo to Tools → Board → ESP32 Arduino → ESP32C3 Dev Module.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e5\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eEnable CDC on Boot\u003c\/strong\u003e\n              \u003cp\u003eSet Tools → CDC on Boot → Enabled for USB-C serial monitor output.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-step\"\u003e\n            \u003cspan\u003e6\u003c\/span\u003e\n            \u003cdiv\u003e\n              \u003cstrong\u003eSelect port and upload\u003c\/strong\u003e\n              \u003cp\u003eUse a data-capable USB-C cable and select the detected COM\/serial port.\u003c\/p\u003e\n            \u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e If uploading fails, hold BOOT, press RESET, then release BOOT to enter download mode.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"included\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003ch3 class=\"nzn-section-title\"\u003eWhat's Included\u003c\/h3\u003e\n\n        \u003cdiv class=\"nzn-included-card\"\u003e\n          \u003cdiv class=\"nzn-included-qty\"\u003e1×\u003c\/div\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003eESP32-C3 SuperMini USB-C development board\u003c\/strong\u003e\n            \u003cp\u003eCompact WiFi and Bluetooth 5 BLE development board for IoT, ESPHome, Arduino, and MicroPython projects.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"nzn-included-card\"\u003e\n          \u003cdiv class=\"nzn-included-qty\"\u003e2×\u003c\/div\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003e8-pin header strips\u003c\/strong\u003e\n            \u003cp\u003eSupplied unsoldered so you can solder the headers in the orientation that suits your project.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e USB-C cable is sold separately unless otherwise stated.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"uses\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003ch3 class=\"nzn-section-title\"\u003eCommon Uses\u003c\/h3\u003e\n\n        \u003cdiv class=\"nzn-uses\"\u003e\n          \u003cdiv class=\"nzn-use\"\u003eESPHome and Home Assistant compact sensor nodes\u003c\/div\u003e\n          \u003cdiv class=\"nzn-use\"\u003eIoT data logging for temperature, humidity, and environment monitoring\u003c\/div\u003e\n          \u003cdiv class=\"nzn-use\"\u003eBluetooth 5 BLE beacons, proximity sensors, and wireless controllers\u003c\/div\u003e\n          \u003cdiv class=\"nzn-use\"\u003eMQTT-based remote monitoring and cloud-connected projects\u003c\/div\u003e\n          \u003cdiv class=\"nzn-use\"\u003eBattery-powered sensors using deep sleep for low current draw\u003c\/div\u003e\n          \u003cdiv class=\"nzn-use\"\u003eReplacing Arduino plus WiFi shield setups with one compact board\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e This board is best suited for compact 3.3V projects where WiFi, BLE, and small size matter.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"faqs\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003ch3 class=\"nzn-section-title\"\u003eCommon Questions\u003c\/h3\u003e\n\n        \u003cdiv class=\"nzn-faq\"\u003e\n          \u003cdiv class=\"nzn-faq-item\"\u003e\n            \u003cstrong\u003eAre the GPIO pins 5V tolerant?\u003c\/strong\u003e\n            \u003cp\u003eNo. All GPIO pins are 3.3V only. Do not apply 5V directly to any GPIO pin.\u003c\/p\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-faq-item\"\u003e\n            \u003cstrong\u003eWhy does my Serial Monitor show nothing?\u003c\/strong\u003e\n            \u003cp\u003eGo to Tools → CDC on Boot and set it to Enabled. This is required for direct USB-C serial output.\u003c\/p\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-faq-item\"\u003e\n            \u003cstrong\u003eCan I use this with ESPHome?\u003c\/strong\u003e\n            \u003cp\u003eYes. Select ESP32-C3 as the platform in ESPHome. It works well for compact smart home sensors and WiFi nodes.\u003c\/p\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"nzn-faq-item\"\u003e\n            \u003cstrong\u003eAre the headers already soldered?\u003c\/strong\u003e\n            \u003cp\u003eNo. The headers are supplied unsoldered so you can fit them upright, downward, or omit them depending on your project.\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e GPIO8 is shared with the onboard blue LED, and GPIO9 is used by the BOOT button.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"nzn-panel\" data-panel=\"pinout\"\u003e\n      \u003cdiv class=\"nzn-panel-content\"\u003e\n        \u003ch3 class=\"nzn-section-title\"\u003eGPIO Pinout\u003c\/h3\u003e\n\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/esp32-c3-supermini-pinout.png?v=1778319610\" alt=\"ESP32-C3 SuperMini GPIO pinout diagram showing ADC, I2C, SPI, UART and GPIO assignments\" class=\"nzn-pinout-img\"\u003e\n\n        \u003cp class=\"nzn-pinout-caption\"\u003eAll GPIO operate at 3.3V logic and are not 5V tolerant. All exposed GPIO support PWM.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"nzn-note\"\u003e\n\u003cstrong\u003ePlease note:\u003c\/strong\u003e Always check your wiring before powering the board, especially when using external sensors or modules.\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cscript\u003e\n  document.addEventListener('click', function(event) {\n    const tab = event.target.closest('.nzn-desc .nzn-tab');\n    if (!tab) return;\n\n    const wrapper = tab.closest('.nzn-desc');\n    if (!wrapper) return;\n\n    const target = tab.getAttribute('data-tab');\n\n    wrapper.querySelectorAll('.nzn-tab').forEach(function(item) {\n      item.classList.remove('is-active');\n    });\n\n    wrapper.querySelectorAll('.nzn-panel').forEach(function(panel) {\n      panel.classList.remove('is-active');\n    });\n\n    tab.classList.add('is-active');\n\n    const panel = wrapper.querySelector('[data-panel=\"' + target + '\"]');\n    if (panel) panel.classList.add('is-active');\n  });\n\u003c\/script\u003e","brand":"NZN Electronics","offers":[{"title":"Default Title","offer_id":42756707942496,"sku":"ESP32-C3-MINI-1PK","price":9.99,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/ESP32_C3_Productshot2.jpg?v=1778640227","url":"https:\/\/www.nznelectronics.co.nz\/products\/esp32-c3-supermini-usb-c","provider":"NZN Electronics","version":"1.0","type":"link"}