ESP32 — Relay Timer with Interlock
Control a low-voltage relay driver with safe default and timeout. Program and practical guide for ESP32.
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Project Platforms: ESP32
ESP32 — UART Command Console
Parse bounded serial commands and return deterministic responses. Program and practical guide for ESP32.
Read more →ESP32 — I2C Address Scanner
Scan valid 7-bit addresses and report responding devices. Program and practical guide for ESP32.
Read more →ESP32 — GPIO LED and Safe Current
Drive an LED with a calculated resistor and verify HIGH/LOW voltage. Program and practical guide for ESP32.
Read more →ESP32 — Push Button Debounce
Read a button reliably using a timed software debounce state. Program and practical guide for ESP32.
Read more →ESP32 — Traffic Light State Machine
Sequence three outputs without blocking delays. Program and practical guide for ESP32.
Read more →ESP32 — Potentiometer ADC Voltmeter
Convert ADC samples to calibrated input voltage. Program and practical guide for ESP32.
Read more →ESP32 — Temperature Sensor Monitor
Sample a temperature sensor and report threshold alarms. Program and practical guide for ESP32.
Read more →ESP32 — Automatic Light Controller
Use a light sensor with hysteresis to control an output. Program and practical guide for ESP32.
Read more →ESP32 — PWM LED Dimmer
Generate PWM and sweep duty cycle while measuring average voltage. Program and practical guide for ESP32.
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