Matlab与CCS接口.doc

第4章 Embedded Target for TI C20001例1、模型的代码生成1例2、应用举例3第4章 Embedded Target for TI C2000 例1、模型的代码生成/* * 文件名称：ADC_PWM_main.c * 功能描述：适时工作站为Simulink仿真模型ADC_PWM产生的代码* * Model version ：1.6 * Real-Time Workshop file version ：6.4 (R2006a) 03-Feb-2006 * Real-Time Workshop file generated on ：Tue May 08 08:19:55 2007 * TLC version ：6.4 (Jan 31 2006) * C source code generated on ：Tue May 08 08:20:43 2007 */#include rtwtypes.h / MathWorks types #include ADC_PWM.h / Models header file#include DSP281x_Device.hvolatile int IsrOverrun = 0;static boolean_T OverrunFlag = 0;void rt_OneStep(void) asm ( SETC INTM); / 禁止全局中断 if (OverrunFlag+) IsrOverrun = 1; OverrunFlag-; / 允许迭代 return; asm ( CLRC INTM); / 全局中断使能，允许多任务处理 ADC_PWM_step(); OverrunFlag-;boolean_T getStopRequestedFlag() volatile boolean_T stopRequested = rtmGetErrorStatus(ADC_PWM_M) != NULL; return stopRequested;void main(void) volatile int_T errorStatus; init_board(); ADC_PWM_initialize(1); errorStatus = rtmGetErrorStatus(ADC_PWM_M) != NULL; config_schedulerTimer(); enable_interrupts(); while (!getStopRequestedFlag() if (IsrOverrun) asm ( CLRC INTM); / 使能全局中断 disable_interrupts(); /* Disable rt_OneStep() here */ /* Terminate model */ ADC_PWM_terminate();例2、 应用举例图 通过CAN总线控制PWM输出实例c2812asyncscheduling_main.c主程序文件在内总计12个文件，经过编译连接后即可将可执行文件下载到目标系统上运行。自动生成的工程文件c2812asyncscheduling_main.c部分代码：/* * 文件名称：c2812asyncscheduling_main.c * 功能描述：实时工作站为Simulink c2812asyncscheduling产生的主程序*/#include rtwtypes.h / MathWorks类型 #include c2812asyncscheduling.h / c2812asyncscheduling仿真Model的头文件#include DSP281x_Device.hvolatile int IsrOverrun = 0;volatile boolean_T OverrunFlags2 = 0,0;void rt_OneStep(void) boolean_T eventFlags2; asm ( SETC INTM); / 禁止全局中断 if (OverrunFlags0+) / 检查设置的base step time是否足够快 IsrOverrun = 1; OverrunFlags0-; return; asm ( CLRC INTM); / 使能全局中断，允许多任务操作 c2812asyncscheduling_SetEventsForThisBaseStep(eventFlags); c2812asyncscheduling_step(0); OverrunFlags0-; if (eventFlags1) asm ( SETC INTM); if (OverrunFlags1+) IsrOverrun = 1; OverrunFlags1-; return; asm ( CLRC INTM); c2812asyncscheduling_step(1); OverrunFlags1-; boolean_T getStopRequestedFlag() volatile boolean_T stopRequested = rtmGetErrorStatus(c2812asyncscheduling_M) != NULL; return stopRequested;void main(void) volatile int_T errorStatus; init_board(); c2812asyncscheduling_initialize(1); errorStatus = rtmGetErrorStatus(c2812asyncscheduling_M) != NULL; config_schedulerTimer(); enable_interrup