APASENSE v1.0.0
Initial release
ADS1015 analog sensing and PCF8574AT I/O library for APA pool automation.
What's included
- Pressure transducer reading with auto zero-calibration and EEPROM persistence
- AC current measurement via ACS712 — true RMS, non-blocking 32-sample accumulator
- Solar irradiance (LDR) — 0–100 %, user-supplied calibration constants
- AUX raw voltage input
- PCF8574AT: 4 × tank-empty sensor inputs (configurable polarity) + 4 × status LEDs
- Buzzer management — direct GPIO, non-blocking timed beep
- Pure Wire.h dependency — no Adafruit or external libraries
- 5-platform verified: AVR Uno, Mega 2560, ESP32, ESP8266, STM32
- 4 examples including LDR calibration tool and full APAPUMP + APADOSE integration