I2S Audio Codec Module
The most versatile audio codec module (breadboard-friendly!)
Designed and Manufactured by PCB Artists in India.
Use with ESP8266, ESP32, STM32, RP2040, or any other I2S-enabled MCU!
MEMS Outdoor Air Quality Sensor Module
Measure outdoor AQI using trace NO2 and O3 concentration
Designed and Manufactured by PCB Artists in India.
Powered by ARM Cortex-M0+ core, simple UART interface (9600-8-N-1)
Espressif ESP32
ST Micro STM32
Embedded Firmware