Build a multi-zone ESP32 irrigation controller with ESPHome and Home Assistant. Covers 24V valves, pump/master valve control, rain lockout, soil moisture, adjustable run times and safe automation.
Fix ESPHome sensors missing from the Home Assistant Energy dashboard: device_class, state_class, W vs kWh, total_increasing resets, statistics errors, integration sensors and broken history.
Use ADS1115 with ESPHome correctly: gain ranges, single-ended vs differential inputs, safe voltages, sample rate, CT clamps, voltage dividers and two-point calibration examples.
Fix ESP32 IR blaster range, missed commands and air-conditioner control problems. Covers LED drivers, carrier frequency, raw captures, ESPHome climate IR, AC state frames and practical diagnostics.
ESPHome pulse_meter vs pulse_counter for electricity, water and gas meters: low-flow accuracy, debounce, pulse totals, conversion formulas, ESP32 PCNT limits and working YAML examples.
XIAO ESP32-C6 pinout with D0–D10 GPIO mapping, I2C, SPI, UART, USB, battery charging and ESPHome setup. Includes the key pins to avoid.