TFmini sample code tested on mbedos5.x

Revision:
0:0a7b3a5aa563
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Aug 21 05:16:43 2018 +0000
@@ -0,0 +1,22 @@
+#include "mbed.h"
+#include "TFmini.h"
+
+DigitalOut led1(LED1);
+TFmini tfmini(PA_0, PA_1);
+Serial pc(USBTX, USBRX, 230400);
+
+// main() runs in its own thread in the OS
+int main() {
+    while (true) {
+        led1 = !led1;
+        pc.printf("distance<%5d cm> strength<%5d>\r\n", tfmini.getDistance(), tfmini.getDistance());
+        if(tfmini.getDistance() < 700) {
+            for(int i = 0; i < (int)tfmini.getDistance()/5; i++) {
+                pc.printf("#");
+            }
+        }
+        pc.printf("\r");
+        wait(0.05);
+    }
+}
+