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Specification Parameter Base MCU STM32F030C8T6 ESP32 240MHz dual core
NFC induction coil
0 mol/L KCl (potassium chloride) solution to the protective storage bottle at a height of about 10 mm
an API account or usage fees
ADC* 1I2C* 1UART* 1
M5Stack Atomic Audio 3.5 Base Arduino UNO Specification Parameter Base MCU STM32F030C8T6Description The M5Stack Atomic Audio 3. 5 Base is a voice recognition and audio playback base for Atom series controllers, excluding Atom Voice. It integrates an ES8311 mono audio codec, MEMS microphone, NS4150B power amplifier, built in speaker and 3. 5mm four pole TRRS jack for compact audio output and microphone input. This I2S audio base supports 24 bit audio processing with a 16kHz to 64kHz sampling range. The onboard microphone is designed for
