# Tiny Blush Robot Vacuum (Component) ## Description Arduino Uno Multi-Sensor Security Node with PIR, Hall, Microphone, OLED, Buzzer & RC522 RFID via 74LVC125 Level Shifter ## Component Details - **Owner:** carluus04 - **Created:** 11/28/2025 - **Last Updated:** 11/28/2025 - **Visibility:** Public - **System Architecture:** ```mermaid graph LR UNO[Arduino Uno] PIR[HC-SR501 PIR] Hall[A3144 Hall Sensor] Mic[GY-MAX4466 Microphone] Buzzer[Active Buzzer] OLED[I2C OLED] LS[74LVC125 Level Shifter] RC522[RC522 RFID] UNO --> PIR UNO --> Hall UNO --> Mic UNO --> Buzzer UNO --> OLED UNO --> LS LS --> RC522 ``` --- *Generated from [https://www.flux.ai/carluus04/tiny-blush-robot-vacuum~q2](https://www.flux.ai/carluus04/tiny-blush-robot-vacuum~q2)*