esp‑pulser: ESP32‑S3 + W5500‑based heart‑rate sensor + Ethernet + display system
esp‑pulser is a firmware for ESP32‑S3 MCU that integrates MAX30102 heart‑rate sensor, W5500 Ethernet via SPI, SPI display, and DRV2605L haptic motor
esp‑pulser is a firmware for ESP32‑S3 MCU that integrates MAX30102 heart‑rate sensor, W5500 Ethernet via SPI, SPI display, and DRV2605L haptic motor