Legg: /* Code */

2020-12-09T19:10:59Z

Code

Legg: Created page with "==Synopsis== Demonstrate safe delays with millis() or micros() that has rollover compensation. ==Notes== ==Code== // Interval is h..."

2020-12-09T02:38:40Z

Created page with "==Synopsis== Demonstrate safe delays with millis() or micros() that has rollover compensation. ==Notes== ==Code== <syntaxhighlight lang="C++" line='line'> // Interval is h..."

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==Synopsis==
Demonstrate safe delays with millis() or micros() that has rollover compensation.
==Notes==

==Code==
<syntaxhighlight lang="C++" line='line'>

// Interval is how long we wait
// add const if this should never change
int interval=1000;
// Tracks the time since last event fired
unsigned long previousMillis=0;

void setup() {
pinMode(13, OUTPUT);
}

void loop() {
// Get snapshot of time
unsigned long currentMillis = millis();

// How much time has passed, accounting for rollover with subtraction!
if ((unsigned long)(currentMillis - previousMillis) >= interval) {
// It's time to do something!
digitalWrite(13, !digitalRead(13)); // Toggle the LED on Pin 13

// Use the snapshot to set track time until next event
previousMillis = currentMillis;
}
}
</syntaxhighlight>

@@ Line 7: / Line 7: @@
 ==Code==
 <syntaxhighlight lang="C++" line='line'>
 // Interval is how long we wait
 // add const if this should never change
-int interval=1000;
+int timer1_period=1000;
 // Tracks the time since last event fired
-unsigned long previousMillis=0;
+unsigned long timer1_etime=0;
+unsigned long timer2_etime=0;
 void setup() {
-   pinMode(13, OUTPUT);
+    Serial.begin(9600);
+}
@@ Line 21: / Line 29: @@
     // Get snapshot of time
     unsigned long currentMillis = millis();
-−
-    // How much time has passed, accounting for rollover with subtraction!
+    //Every 1000
-    if ((unsigned long)(currentMillis - previousMillis) >= interval) {
+    if ((unsigned long)(currentMillis - timer1_etime) >= timer1_period) {
-       // It's time to do something!
+       Serial.println("Every Second.");
-       digitalWrite(13, !digitalRead(13)); // Toggle the LED on Pin 13
+      timer1_etime = currentMillis;
-−
+   }
-      // Use the snapshot to set track time until next event
-       previousMillis = currentMillis;
+   //Every 3333
+    }
+}
 </syntaxhighlight>

Safe millis with rollover compensation - Revision history

Legg: /* Code */

Legg: Created page with "==Synopsis== Demonstrate safe delays with millis() or micros() that has rollover compensation. ==Notes== ==Code== // Interval is h..."