Hello World for DigitalOut

Fork of DigitalOut_HelloWorld by Mbed

Committer:
Karen Yen
Date:
Tue Jun 19 12:01:52 2018 -0500
Revision:
10:928e709317d9
Parent:
7:21a83a7b8f94
Moved carriage return to end of printf

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 4:340f9fb00d71 1 /* mbed Example Program
mbedAustin 4:340f9fb00d71 2 * Copyright (c) 2006-2014 ARM Limited
mbedAustin 4:340f9fb00d71 3 *
mbedAustin 4:340f9fb00d71 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbedAustin 4:340f9fb00d71 5 * you may not use this file except in compliance with the License.
mbedAustin 4:340f9fb00d71 6 * You may obtain a copy of the License at
mbedAustin 4:340f9fb00d71 7 *
mbedAustin 4:340f9fb00d71 8 * http://www.apache.org/licenses/LICENSE-2.0
mbedAustin 4:340f9fb00d71 9 *
mbedAustin 4:340f9fb00d71 10 * Unless required by applicable law or agreed to in writing, software
mbedAustin 4:340f9fb00d71 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbedAustin 4:340f9fb00d71 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbedAustin 4:340f9fb00d71 13 * See the License for the specific language governing permissions and
mbedAustin 4:340f9fb00d71 14 * limitations under the License.
mbedAustin 4:340f9fb00d71 15 */
mbed_official 0:b5a9e0614efd 16 #include "mbed.h"
mbed_official 0:b5a9e0614efd 17
mbed_official 0:b5a9e0614efd 18 DigitalOut myled(LED1);
mbed_official 0:b5a9e0614efd 19
mbedAustin 7:21a83a7b8f94 20 int main()
mbedAustin 7:21a83a7b8f94 21 {
mbedAustin 6:4b14e87b65e9 22 // check that myled object is initialized and connected to a pin
mbedAustin 7:21a83a7b8f94 23 if(myled.is_connected()) {
mbedAustin 6:4b14e87b65e9 24 printf("myled is initialized and connected!\n\r");
mbedAustin 5:e17647bbb68e 25 }
mbedAustin 7:21a83a7b8f94 26
mbedAustin 6:4b14e87b65e9 27 // Blink LED
mbed_official 0:b5a9e0614efd 28 while(1) {
mbedAustin 3:29debdbea629 29 myled = 1; // set LED1 pin to high
Karen Yen 10:928e709317d9 30 printf("myled = %d \n\r", (uint8_t)myled );
mbedAustin 3:29debdbea629 31 wait(0.5);
mbedAustin 7:21a83a7b8f94 32
mbedAustin 3:29debdbea629 33 myled.write(0); // set LED1 pin to low
Karen Yen 10:928e709317d9 34 printf("myled = %d \n\r",myled.read() );
mbedAustin 3:29debdbea629 35 wait(0.5);
mbed_official 0:b5a9e0614efd 36 }
mbed_official 0:b5a9e0614efd 37 }