Very simple cooperative round-robin task scheduler. See examples.
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example1.h
00001 /* 00002 Copyright (c) 2011 Andy Kirkham 00003 00004 Permission is hereby granted, free of charge, to any person obtaining a copy 00005 of this software and associated documentation files (the "Software"), to deal 00006 in the Software without restriction, including without limitation the rights 00007 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 00008 copies of the Software, and to permit persons to whom the Software is 00009 furnished to do so, subject to the following conditions: 00010 00011 The above copyright notice and this permission notice shall be included in 00012 all copies or substantial portions of the Software. 00013 00014 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00015 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00016 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 00017 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00018 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00019 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00020 THE SOFTWARE. 00021 00022 @file example1.h 00023 @purpose Simple round-robin cooperative scheduler example 00024 @date Mar 2011 00025 @author Andy Kirkham 00026 */ 00027 00028 /* This example shows how to call tasks defined as C functions. */ 00029 00030 #include "mbed.h" 00031 #include "SimpleScheduler.h" 00032 00033 DigitalOut led1(LED1); 00034 DigitalOut led2(LED2); 00035 DigitalOut led3(LED3); 00036 DigitalOut led4(LED4); 00037 00038 void f1(SimpleTask *task) { led1 = !led1; } 00039 void f2(SimpleTask *task) { led2 = !led2; } 00040 void f3(SimpleTask *task) { led3 = !led3; } 00041 void f4(SimpleTask *task) { led4 = !led4; } 00042 00043 SimpleScheduler *scheduler; 00044 00045 int main() { 00046 00047 scheduler = new SimpleScheduler; 00048 00049 scheduler 00050 ->addTask( new SimpleTask(0, f1) ) 00051 ->addTask( new SimpleTask(200, f2) ) 00052 ->addTask( new SimpleTask(300, f3) ) 00053 ->addTask( new SimpleTask(0.4, f4) ) 00054 ; 00055 00056 scheduler->run(); 00057 }
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