# Arduino blood glucose meter shield (Component) ## Description Minimal ESP32-S3 USB‑C Powered Blink-LED Development Board with Onboard 3.3 V LDO ## Component Details - **Owner:** ramprakashvishnoi8 - **Created:** 1/12/2021 - **Last Updated:** 6/6/2021 - **Visibility:** Public - **:** https://hackaday.io/project/11719-open-source-arduino-blood-glucose-meter-shield - **Power Input Option:** USB-C only - **Power Requirements:** USB - **Software:** Arduino - **ESP32 Module:** ESP32-S3-WROOM-1 - **Connectivity:** WiFi - **Project Description:** Minimal ESP32-S3 USB‑C powered blink-LED development board with onboard 3.3 V LDO, adapted from an earlier Arduino blood glucose meter shield project. - **LED Configuration:** Green LED on GPIO2 - **System Architecture:** flowchart TD USB_C["USB-C Connector"] LDO["3.3V LDO Regulator"] V33["3.3V Rail"] ESP32["ESP32-S3 Module"] LED["Status LED"] USB_C --> LDO LDO --> V33 V33 --> ESP32 ESP32 --> LED - **Operating Voltage:** 3.3V - **Domain:** Medical - **Stars:** 8 - **Forks:** 8 --- *Generated from [https://www.flux.ai/ramprakashvishnoi8/arduino-blood-glucose-meter-shield~whi](https://www.flux.ai/ramprakashvishnoi8/arduino-blood-glucose-meter-shield~whi)*