Shields / Mbed 2 deprecated Seeed_Relay_Shield

Example program for Motor Shield V2 by SeeedStudio. The shields uses D4-D7 to control 4 relays.

Dependencies:   mbed

main.cpp@2:9172df351721, 2014-07-25 (annotated)

Committer:
screamer
Date:
Fri Jul 25 12:27:35 2014 +0000
Revision:
2:9172df351721
Parent:
0:f78a8d21569d 
Add Apache2 license compatible header

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 2:9172df351721 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
screamer 2:9172df351721 2 *
screamer 2:9172df351721 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
screamer 2:9172df351721 4 * and associated documentation files (the "Software"), to deal in the Software without
screamer 2:9172df351721 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
screamer 2:9172df351721 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
screamer 2:9172df351721 7 * Software is furnished to do so, subject to the following conditions:
screamer 2:9172df351721 8 *
screamer 2:9172df351721 9 * The above copyright notice and this permission notice shall be included in all copies or
screamer 2:9172df351721 10 * substantial portions of the Software.
screamer 2:9172df351721 11 *
screamer 2:9172df351721 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
screamer 2:9172df351721 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
screamer 2:9172df351721 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
screamer 2:9172df351721 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
screamer 2:9172df351721 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
screamer 2:9172df351721 17 */
screamer 2:9172df351721 18
screamer 0:f78a8d21569d 19 #include "mbed.h"
screamer 0:f78a8d21569d 20
screamer 0:f78a8d21569d 21 DigitalOut relay1(D7); // Relay 1
screamer 0:f78a8d21569d 22 DigitalOut relay2(D6); // Relay 2
screamer 0:f78a8d21569d 23 DigitalOut relay3(D5); // Relay 3
screamer 0:f78a8d21569d 24 DigitalOut relay4(D4); // Relay 4
screamer 0:f78a8d21569d 25
screamer 0:f78a8d21569d 26
screamer 0:f78a8d21569d 27 int main() {
screamer 0:f78a8d21569d 28 float tm = 0.2;
screamer 0:f78a8d21569d 29 int i=0;
screamer 0:f78a8d21569d 30
screamer 0:f78a8d21569d 31 while(1) {
screamer 0:f78a8d21569d 32 for (i=0; i<16; i++) {
screamer 0:f78a8d21569d 33 relay1 = i & 1;
screamer 0:f78a8d21569d 34 relay2 = i & 2;
screamer 0:f78a8d21569d 35 relay3 = i & 4;
screamer 0:f78a8d21569d 36 relay4 = i & 8;
screamer 0:f78a8d21569d 37 wait(tm);
screamer 0:f78a8d21569d 38 }
screamer 0:f78a8d21569d 39 tm = tm / 1.2;
screamer 0:f78a8d21569d 40 if (tm < 0.005) break;
screamer 0:f78a8d21569d 41 }
screamer 0:f78a8d21569d 42 }