AtomS3U
is aU disk
formESP32-S3
multi-function development board, using Espressif's ESP32S3 main control chip, dual-core Xtensa LX7 processor, main frequency 240MHz, built-in WiFi function. Its interfaces include USB-A port(support OTG)
,1 Grove port, 6Pin@2.54mm header (including 4 GPIOs); peripherals include 1PDM microphone
, 1IR
tube, and 1 programmableRGB-LED
. The product can be used in scenarios such as human-computer interaction, voice input/recognition (STT), and IO control.
Resources | Parameters |
---|---|
MCU | ESP32-S3FN8@Xtensa LX7,WIFI,OTG,CDC |
Microphone | SPM1423 |
interface | USB-A |
Grove interface | PORTA |
2.54-6P interface | GND/VIN_5V/G14/G17/G42/G40 |
Microphone sensitivity | 94dB SPL@1KHz typical: -22dBFS |
Microphone signal-to-noise ratio | 94dB SPL@1KHz, A-weighted Typical: 61.4dB |
Support for entering sound frequencies | 100Hz ~ 10KHz |
Supports PDM clock frequency | 1.0 ~ 3.25MHz |
RGB | WS2812 |
Product Size | 52 * 20 * 10mm |
Package Size | 68 * 21 * 11mm |
Product Weight | 8.4g |
Package Weight | 10.6g |
ATOM S3U | G38 | G39 | 3.3V | GND |
---|---|---|---|---|
SPM1423 | MIC_CLK | MIC_DATA | VCC | GND |
ATOM S3U | G12 | G35 | G41 |
---|---|---|---|
IR | TX | / | / |
WS2812 | / | DIN | / |
BUTTON | / | / | SW |
ATOM S3U | G1 | G2 | 5V | GND |
---|---|---|---|---|
PORT-A(RED) | SCL | SDA | VCC | GND |
PORT-B(Black) | DAC | ADC | VCC | GND |
PORT-C(Blue) | RX | TX | VCC | GND |
ATOM S3U | GND | VIN_5V | G14 | G17 | G42 | G40 |
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