bloemenbad

bloemenbad.ino

/*
 *   _     _
 *  | |__ | | ___   ___ _ __ ___   ___ _ __
 *  | '_ \| |/ _ \ / _ \ '_ ` _ \ / _ \ '_ \
 *  | |_) | | (_) |  __/ | | | | |  __/ | | |
 *  |_.__/|_|\___/ \___|_| |_| |_|\___|_| |_|
 *             ____    _    ____
 *            | __ )  / \  |  _ \
 *            |  _ \ / _ \ | | | |
 *            | |_) / ___ \| |_| |
 *            |____/_/   \_\____/
 *
 *               _ _   __   _
 *           /'\/ ' '\/  \_/ \_',
 *          (                    )
 *           \                  /
 *           (_,    _      _   )
 *              \_,/ \_/'\/ \_)
 *            |  |  |  |  |  |  |
 *              |  |  |  |  |  |
 *            |  |  |  |  |  |  |
 *              |  |  |  |  |  |
 *            |  |  |  |  |  |  |
 *              |  |  |  |  |  |
 *            |  |  |  |  |  |  |
 *              |  |  |  |  |  |
 *
 * 1. turn on relay, turning on a valve or pump
 * 2. wait WET_DURATION milliseconds
 * 3. turn off relay, turning off the valve or pump
 * 4. blink every 5s until it's been on for RESTART_AFTER milliseconds
 * 5. restart
 *
 */

#define LED_PIN 13
#define RELAY_PIN 12

#define SECONDS_ms 1000
#define DAYS_ms (24 * 60 * 60 * 1000)

/* how much water to give the plants at each watering */
#define WET_DURATION 10 * SECONDS_ms

/* how often to water the plants */
#define RESTART_AFTER (3 * DAYS_ms) - (1 * SECONDS_ms)

#define BLINK_OFF_DURATION 200
#define BLINK_ON_DURATION 4800

void setup() {
	pinMode(LED_PIN, OUTPUT);
	pinMode(RELAY_PIN, OUTPUT);

	digitalWrite(LED_PIN, HIGH);
	digitalWrite(RELAY_PIN, HIGH);

	delay(WET_DURATION);
	digitalWrite(RELAY_PIN, LOW);
}

void loop() {
	if (millis() > RESTART_AFTER)
		ESP.restart();

	digitalWrite(LED_PIN, LOW);
	delay(BLINK_ON_DURATION);

	digitalWrite(LED_PIN, HIGH);
	delay(BLINK_OFF_DURATION);
}