New with OLED Output.
Dependencies: HC_SR04_Ultrasonic_Library OLEDDisplay mbed
Fork of UltraschallSensor by
Revision 1:48e4876a3868, committed 2016-10-29
- Comitter:
- dbdata
- Date:
- Sat Oct 29 12:19:28 2016 +0000
- Parent:
- 0:b84310cad4b3
- Commit message:
- New with OLED Output.
Changed in this revision
| OLEDDisplay.lib | Show annotated file Show diff for this revision Revisions of this file |
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OLEDDisplay.lib Sat Oct 29 12:19:28 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/teams/smdiotkitch/code/OLEDDisplay/#1dee22d82bd2
--- a/main.cpp Fri Apr 17 18:34:17 2015 +0000
+++ b/main.cpp Sat Oct 29 12:19:28 2016 +0000
@@ -1,24 +1,45 @@
-/** Ultraschall Abstandsmesser
- */
#include "mbed.h"
-#include "ultrasonic.h"
+#include "OLEDDisplay.h"
+
+DigitalIn echo( A4 );
+DigitalOut trigger( A5 );
+Timer t;
+OLEDDisplay oled;
- void dist(int distance)
+float i;
+
+int main()
{
- // Abhandlung der Entfernung
- printf("Entfernung %dmm\n", distance);
-}
+ t.start();
+ printf(" ===[ Ultrasonic Range ]===");
+
+ // OLED Display
+ oled.clear();
-ultrasonic mu(D5, D6, .1, 1, &dist); // setzt den Trigger Pin auf D5, den Echo Pin auf D6
- // liefert all 0.1 Sekunten einen neuen Wert mit einem
- // Timeout von 1 Sekunden. Fuer die Ausgabe des Wertes
- // wird die Funktion dist aufgerufen.
-int main()
-{
- mu.startUpdates(); // Start der Abstandsmessung
- while(1)
+ while (1)
{
- mu.checkDistance(); // Pooling vom Distanzmesser, sollte moeglichst oft erfolgen
- // weitere Abhandlungen
+ oled.clear();
+ oled.printf( "Ultrasonic Range" );
+
+ // send pulse
+ trigger=1;
+ wait(0.000004);
+ trigger=0;
+
+ // wait for the echo line to go high
+ while (!echo);
+
+ // measure the length of the pulse
+ t.reset();
+ while (echo);
+ i = t.read_us();
+
+ // display result
+ printf("\n\n\rPulselength %6.0f uS",i);
+ oled.printf("\n\rPulselength %6.0f uS",i);
+ i=i/58;
+ printf("\n\n\rDistance %4.0f cm",i);
+ oled.printf("\rDistance %4.0f cm",i);
+ wait(2);
}
-}
\ No newline at end of file
+}
\ No newline at end of file
