# Flipper Apps by UberGuidoZ [GPIO Logic Analyzer](https://github.com/UberGuidoZ/Flipper/tree/main/Applications/UberGuidoZ/gpio_logic_analyzer/) A logic analyzer that monitors all 8 exposed GPIO pins on the Flipper Zero 18-pin header, draws live scrolling waveforms on the 128x64 OLED, and logs every sample to a timestamped CSV file on the SD card, with instructions. --- [Smart Meter Monitor](https://github.com/UberGuidoZ/Flipper/tree/main/Applications/UberGuidoZ/smart_meter_monitor/) Monitors the 433 MHz, 868 MHz, and 915 MHz bands for smart meter radio transmissions using the Flipper Zero's built-in CC1101 sub-GHz radio. Displays live RSSI as a scrolling waveform, detects signal bursts, and tracks transmission intervals.