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Microprocessor: Renesas RA4M1 (Arm® Cortex®-M4 with Floating Point Unit)
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Wireless Connectivity: ESP32-S3
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USB: USB-C® programming port / HID
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Digital I/O Pins: 14
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Analog input pins: 6
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DCC: 1
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PWM Pins: 6
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Communications: UART 1, I2C 2 (SDA, SCL/A4, A5 and QWIIC connector), SPI 1, CAN 1 (requires an external transceiver)
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Various functions: VRTC and OFF pin
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Power supply circuit: Working voltage 5 V (ESP32-S3 is 3.3 V)
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Input Voltage (VIN): 6-24V
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DC current per I/O pin: 8 mA
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Clock Speed: RA4M1 48MHz, ESP32-S3 up to 240MHz
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Memory: RA4M1 256 KB Flash, 32 KB RAM; ESP32-S3 384KB ROM, 512KB SRAM
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Dimensions: Width 68.85 mm, Length 53.34 mm
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Weight: 0.03 kg
