PortIn Hello World

Dependencies:   mbed

mbed 2 and mbed OS 5

This is an mbed 2 example. For an mbed-os example, please see:

Import programPortIn_HelloWorld

PortIn Hello World

Files at this revision

API Documentation at this revision

Comitter:
mbed_official
Date:
Tue Feb 12 12:08:15 2013 +0000
Commit message:
PortIn HelloWorld

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r 92064442fd12 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Feb 12 12:08:15 2013 +0000
@@ -0,0 +1,17 @@
+// Switch on an LED if any of mbed pins 21-26 is high
+ 
+#include "mbed.h"
+ 
+PortIn     p(Port2, 0x0000003F);   // p21-p26
+DigitalOut ind(LED4);
+ 
+int main() {
+    while(1) {
+        int pins = p.read();
+        if(pins) {
+            ind = 1;
+        } else {
+            ind = 0;
+        }
+    }
+}
\ No newline at end of file
diff -r 000000000000 -r 92064442fd12 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Tue Feb 12 12:08:15 2013 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/0954ebd79f59
\ No newline at end of file