DSP 之(HPI) 编程

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DSP 之(HPI) 编程：

/*-------------------------------------------------------------------------- * Project: HPI.c * Name: zwp * Date: 2014.2 *-------------------------------------------------------------------------*/    #include <csl.h>#include <csl_hpi.h>#include <csl_dma.h>ioport Uint16* hpi_ctl;HPI_Config myconfig;DMA_Handle hDma;HPI_Config myConfig = {0x3,/* HPWREMU, Select FREE = SOFT = 1 */0x0,/* HGPIOEN, Disable all GPIO pins*/0x80,/* HPIC,Reset HPI*/};int main(void){ Uint16 myregval; Uint16 myvar; /*初始化CSL库*/    CSL_init();        /* Writes to HPI register using values in configuration structure */    HPI_config(&myConfig);        /* Reads current HPI configuration */    HPI_getConfig(&myconfig);        /* gets the address of an HPI register */    hpi_ctl = HPI_ADDR(HPIC);    printf("HPI register's address = %d\n", hpi_ctl);       /* enable HA[0:7], HD[8:15], HD[0:7] for GPIO */myregval = HPI_HGPIOEN_RMK (0,1,1,1,0,0,0,0,0);/* set HPI register value */HPI_RSET(HPIC, 1);/* get HPI register value */myval = HPI_RGET(HPIC);        return 0;        }

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