| Website | https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html |
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| Release date | 2020-03-12 |
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| Price | 5 USD |
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| Pinout image |  |
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| Product details | |
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| CPU | ARM® Cortex®-M0+ 32bit SAMD21G18 |
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| CPU Clock | 48 MHz |
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| RAM | 32 KB |
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| ROM (Flash) | 256 KB |
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| EEPROM | No |
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| Vin Min-Max | 3.3V - 5V (5V only via USB - all other pins max 3.3V) |
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| Operating voltage | 3.3 V |
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| Deep sleep consumption | |
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| USB | Yes USB C |
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| Connectivity | |
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| GPIO | 11 |
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| UART | x1 |
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| I²C | Yes |
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| ADC | Yes x10 12-bit |
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| PWM | Yes x10 |
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| DAC | Yes x1 |
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| SPI | Yes |
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| USB Host | Yes |
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| RTC | No |
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| Bluetooth® | No |
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| Wi-Fi | No |
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| Sensors | |
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| Accelerometer | No |
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| Gyroscope | No |
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| Magnetometer | |
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| Temperature sensor | No |
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| Built-in microphone | No |
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| Built-in speaker | No |
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| Hall effect sensor | No |
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| Touch sensors | |
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| Security | |
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| Cryptography support | |
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| Software | |
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| Programming Language | CircuitPython, MicroPython, C/C++ |
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| Arduino support | - IDE Arduino ok |
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| Drag & Drop upload | Yes |
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| Dimensions | |
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| Height | 17.5 mm |
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| Width | 20 mm |
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| Front view |  |
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| Links | |
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| Wikipedia | |
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| Website | https://www.seeedstudio.com/Seeeduino-XIAO-Arduino-Microcontroller-SAMD21-Cortex-M0+-p-4426.html |
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