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Dependencies:   mbed

Fork of DigitalIn_HelloWorld_Mbed by mbed official

main.cpp@6:fa65447e171b, 2015-03-27 (annotated)

Committer:
mbedAustin
Date:
Fri Mar 27 21:01:15 2015 +0000
Revision:
6:fa65447e171b
Parent:
5:9b20ef58e04c
Child:
7:315942f167d7
Updated program to reflect more of the API

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 5:9b20ef58e04c 1 /* mbed Example Program
mbedAustin 5:9b20ef58e04c 2 * Copyright (c) 2006-2014 ARM Limited
mbedAustin 5:9b20ef58e04c 3 *
mbedAustin 5:9b20ef58e04c 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbedAustin 5:9b20ef58e04c 5 * you may not use this file except in compliance with the License.
mbedAustin 5:9b20ef58e04c 6 * You may obtain a copy of the License at
mbedAustin 5:9b20ef58e04c 7 *
mbedAustin 5:9b20ef58e04c 8 * http://www.apache.org/licenses/LICENSE-2.0
mbedAustin 5:9b20ef58e04c 9 *
mbedAustin 5:9b20ef58e04c 10 * Unless required by applicable law or agreed to in writing, software
mbedAustin 5:9b20ef58e04c 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbedAustin 5:9b20ef58e04c 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbedAustin 5:9b20ef58e04c 13 * See the License for the specific language governing permissions and
mbedAustin 5:9b20ef58e04c 14 * limitations under the License.
mbedAustin 5:9b20ef58e04c 15 */
mbed_official 0:aaf5a9d465fd 16 #include "mbed.h"
mbedAustin 6:fa65447e171b 17
mbedAustin 6:fa65447e171b 18 DigitalIn mypin(BUTTON1);
mbedAustin 6:fa65447e171b 19 DigitalOut myled(LED1);
mbedAustin 6:fa65447e171b 20
mbedAustin 6:fa65447e171b 21 int main()
mbedAustin 6:fa65447e171b 22 {
mbedAustin 6:fa65447e171b 23 // check mypin object is initialized and connected to a pin
mbedAustin 6:fa65447e171b 24 int check = mypin.is_connected();
mbedAustin 6:fa65447e171b 25 if(check) {
mbedAustin 6:fa65447e171b 26 printf("mypin is connected and initialized! \n\r");
mbedAustin 6:fa65447e171b 27 }
mbedAustin 6:fa65447e171b 28
mbedAustin 6:fa65447e171b 29 // Set resistance on line
mbedAustin 6:fa65447e171b 30 mypin.mode(PullNone); // valid modes are PullUp, PullDown, PullNone, OpenDrain
mbedAustin 6:fa65447e171b 31
mbedAustin 6:fa65447e171b 32 // press the button and see the console / led change
mbed_official 0:aaf5a9d465fd 33 while(1) {
mbedAustin 6:fa65447e171b 34 printf("mypin has value : %d \n\r", mypin.read());
mbedAustin 6:fa65447e171b 35 myled = mypin; // toggle led based on value of button
mbed_official 0:aaf5a9d465fd 36 wait(0.25);
mbed_official 0:aaf5a9d465fd 37 }
mbedAustin 6:fa65447e171b 38 }