Using an SR04

Dependencies:   mbed

Revision:
0:6f74064686e4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ultrasonic-finder.h	Sun Dec 18 00:31:29 2016 +0000
@@ -0,0 +1,13 @@
+#ifndef ULTRASONIC_FINDER_H
+#define ULTRASONIC_FINDER_H
+
+DigitalIn echo(p20);
+DigitalOut trigger(p19);
+Serial pc(USBTX, USBRX);
+
+void clear_screen();
+void send_pulse(DigitalOut& triggerOut);
+float measure_pulse(Timer& timer, const DigitalIn& echoIn);
+void show_result(float pulse);
+
+#endif
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