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ESP-NOW Water Level Monitoring System A wireless water tank monitoring solution using ESP8266 boards and ESP-NOW protocol. It measures water levels with an ultrasonic sensor, displays data on an LCD, triggers alarms, and supports OTA updates—no Wi-Fi router needed.
IoT light meter based on the TSL2561 sensor, designed by Ing. Daniel Jacoby (ITBA / GEDA). Features WiFi/cloud connectivity, 3v3 serial output, and MATLAB scripts for LCD gamma measurement. Includes firmware, software, and schematics.