Features

• RP2040 dual-core ARM Cortex M0 microcontroller

• ESP32C3 RISC-V module with BLE and Wi-Fi support

• MAX30001 analog front end for ECG and respiration measurement

• AFE4400 analog front end for PPG

• MAX30205 temperature sensor via onboard Qwiic/I²C connectors

• 40-pin Raspberry Pi HAT connector (also used to connect our Display Add-On Module)

• 1x USB Type-C connector for communication with a computer and programming the RP2040

• 1x USB Type-C connector for programming and debugging the ESP32 module

• Onboard MicroSD card slot

• On-board Li-Ion battery management with charging through USB