关于ti 的DSP学习的有关问题

2013-09-09

关于ti 的DSP学习的问题/* * clock.c *The clock example shows how to use the ti.sysb

关于ti 的DSP学习的问题
/*
*  ======== clock.c ========
*  The clock example shows how to use the ti.sysbios.knl.Clock module to
*  create one-shot and periodic Clock Instances. Clock Instances are
*  essentially functions that run after a certain number of Clock ticks.
*/

#include <xdc/std.h>
#include <xdc/runtime/System.h>

#include <ti/sysbios/BIOS.h>
#include <ti/sysbios/knl/Clock.h>

Void clk0Fxn(UArg arg0);
Void clk1Fxn(UArg arg0);

/*
*  ======== main ========
*/
Void main()
{
    Clock_Handle clk2;
    Clock_Params clkParams;

    /* Create a periodic Clock Instance with period = 5 system time units */
    Clock_Params_init(&clkParams);
    clkParams.period = 5;
    clkParams.startFlag = TRUE;
    Clock_create(clk0Fxn, 5, &clkParams, NULL);

    /* Create an one-shot Clock Instance with timeout = 11 system time units */
    clkParams.period = 0;
    clkParams.startFlag = FALSE;
    clk2 = Clock_create(clk1Fxn, 11, &clkParams, NULL);

    Clock_start(clk2);

    BIOS_start();
}

/*
*  ======== clk0Fxn =======
*/
Void clk0Fxn(UArg arg0)
{
    UInt32 time;

    time = Clock_getTicks();
    System_printf("System time in clk0Fxn = %lu\n", (ULong)time);
}

/*
*  ======== clk1Fxn =======
*/
Void clk1Fxn(UArg arg0)
{
    UInt32 time;

    time = Clock_getTicks();
    System_printf("System time in clk1Fxn = %lu\n", (ULong)time);

System_printf("Calling BIOS_exit() from clk1Fxn\n");
BIOS_exit(0);
}

哪位能看懂这个程序，帮忙解释解释，这样我也能有个方向！谢谢！真心的看不懂啊！ dsp 图像处理 c语言程序
[解决办法]
这个程序很表面啊，就是告诉你怎么创建定时器而已，至于细节，sysbios.knl给你封装好了

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关于ti 的DSP学习的有关问题