Количество:
1
Цена закупки, руб:
1200.00
Описание:
ESP32-Audio-Kit ESP32-Aduio-Kit ESP32-A1S Плата разработки аудио ESP32 Wi-Fi модуль с низким энергопотреблением, двухъядерный 8M
Supply voltage: 3.3V DC (via 3V3 pin), 5V DC (via micro USB) or 2.5 - 4.2V DC (via JST-XH 2p Li-ion/Li-Po battery connection)
GPIO Voltage: 3.3V
Microcontroller:
Chip: ESP32-S0WD (ESP32-A1S)
Clock Frequency: 240MHz
Processor cores: 2
SRAM: 520KB
PSRAM: 4MB
Flash memory: 4MB
Built-in Wi-Fi
Built-in Bluetooth
Number of GPIO pins: 9
Number of PWM pins: 9
Number of analog input pins (ADC): 1
Number of analog output pins (DAC): 0
USB to serial converter: CP2102 (drivers)
Battery circuit:
Chip: TP4056
Suitable batteries: Li-ion/Li-Po
Maximum charging voltage: 4.2V
Maximum charging current: 1A
Protection circuit: No
Battery connector: JST-XH 2p male
Audio CODEC:
Chip: ES8388
ADC channels: 2 (for microphones or line-in)
DAC channels 2 (for amps or line-out)
Amplifier:
Chip: NS4150 (2x)
Number of channels: 2 (stereo)
Maximum nominal output power per channel: 3W (4Ω speakers)
Speaker impedance range: 4 - 8Ω
Audio connections:
Headphone/line-out: Audio jack 3.5mm
Line-in: Audio jack 3.5mm
Speakers: JST-XH 2p male
2 Built-in analog microphones
6 Built-in programmable buttons
Built-in SD card holder
Dimensions PCB: 68 x 82mm (without antenna), 74 x 82mm (with antenna)
Box:
M0
Cell:
A4