main.cpp

00001 /* mbed Example Program
00002  * Copyright (c) 2006-2014 ARM Limited
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 #include "mbed.h"
00017 
00018 DigitalOut myled(LED1);
00019 
00020 int main()
00021 {
00022     // check that myled object is initialized and connected to a pin
00023     if(myled.is_connected()) {
00024         printf("myled is initialized and connected!\n\r");
00025     }
00026 
00027     // Blink LED
00028     while(1) {
00029         myled = 1;          // set LED1 pin to high
00030         printf("myled = %d \n\r", (uint8_t)myled );
00031         wait(0.5);
00032 
00033         myled.write(0);     // set LED1 pin to low
00034         printf("myled = %d \n\r",myled.read() );
00035         wait(0.5);
00036     }
00037 }