Demonstrate digital input and for loops

Dependencies:   mbed

Revision:
0:93dd561b0067
Child:
1:304bb8817c1d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/abcs.cpp	Sun Jun 01 22:01:18 2014 +0000
@@ -0,0 +1,16 @@
+#include "mbed.h"
+
+Serial pc(USBTX, USBRX);
+DigitalIn btn(USER_BUTTON);
+
+int main() {
+    while(true) {
+        pc.printf("Press the button.\n");
+        while(btn != 0);
+        for(int i = 'a'; i <= 'z'; i++) {
+            pc.printf("%c", i);
+            wait(0.1);
+        }
+        pc.printf("\n");
+    }
+}
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