Tomo Yamanaka / Mbed 2 deprecated Distance_Sensor_Sample

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Dependencies:   mbed

Diff: main.cpp

Revision:
0:f8c34fd5e223
Child:
1:da6118c4da1f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 19 10:00:38 2016 +0000
@@ -0,0 +1,29 @@
+#include "mbed.h"
+
+AnalogIn ain(A0);
+DigitalOut led1(LED_RED);
+DigitalOut led2(LED_GREEN);
+DigitalOut led3(LED_BLUE);
+DigitalOut led4(LED_USER);
+
+int main() {
+    float tmp1 = 0;
+    float tmp2 = 0;
+    float data;
+
+    printf("Sensor start!\n");
+    while(1) {
+        tmp1 = ain;
+        tmp2 = ain;
+        data = (tmp1 + tmp2) / 2.0f;
+
+        data = ain.read();
+        if ((0.121 <= data) && (data <= 0.970)) {
+            float range = 26.663 * pow((data * 3.3),-1.25);
+            printf("Distance : %4.2f[cm]\n",range) ;
+        } else {
+            printf("Distance : -----[cm]\n");
+        }
+        wait(0.5);
+    }
+}