Provides an API software interface to TIMER2 to control upto four stepper motors.
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SimpleStepperInst.cpp
00001 /* 00002 Copyright (c) 2010 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 00023 #include "SimpleSteppers.h" 00024 #include "IOmacros.h" 00025 00026 #ifdef __ARMCC_VERSION 00027 #define __SS_IRQ __irq 00028 #else 00029 #define __SS_IRQ 00030 #endif 00031 00032 namespace AjK { 00033 00034 SimpleStepperController __simpleStepperController; 00035 00036 extern "C" void TIMER2_IRQHandler(void) __SS_IRQ { 00037 __simpleStepperController.isr(); 00038 LPC_TIM2->IR = 0x3F; // Clear all possible TIMER2 interrupts. 00039 } 00040 00041 }; // namespace AjK ends.
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