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Apr 9, 2026 - Vue
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radiolab
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Firmware and PC logger for a two-node river level monitoring system using Heltec WiFi LoRa 32 V4 modules and a JSN-SR04T ultrasonic sensor. Sensor node runs on battery/solar with deep sleep between LoRa transmissions. Gateway node displays live readings on OLED and streams JSON over USB serial.
iot arduino esp32 platformio lora ultrasonic-sensor water-level river deep-sleep 915mhz flood-monitoring radiolab heltec sx1262
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Mar 6, 2026 - C++
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