dec2812_da.h

用于DSP的数字信号到模拟信号的转换的原程序

#ifndef _register
#define _register

unsigned int * DA_PORT0 = (unsigned int *) 0x4050;
unsigned int * DA_PORT1 = (unsigned int *) 0x4051;
unsigned int * DA_PORT2 = (unsigned int *) 0x4052;
unsigned int * DA_PORT3 = (unsigned int *) 0x4053;
unsigned int * DA_OUT = (unsigned int *) 0x4058;

#endif

#ifndef _da_var
#define _da_var

#define DA_TIMER_NUM	40000			/* 1s/25us*/
#define DA_SETVALUE	10000			/* 10000mv */

int da_rand;
int da_temp_value;
int da_zhiliu_value[17];
int da_tongdao;
int da_kind[17];
int data_time[17];
int timer_sum[17];
int fangbo_flag[17];
int tongdao_flag[17] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};

float angle;					/* 角度 */
float angle_diff;				/* 角差 */
float da_value;					/* 幅值 */
float da_value_low[17];
float da_value_high[17];

#ifdef DAC7724_0_ENABLE
int xishu1[1000];				/* DAC7724的0通道系数表 */
#endif
#ifdef DAC7724_1_ENABLE
int xishu2[1000];				/* DAC7724的1通道系数表 */
#endif
#ifdef DAC7724_2_ENABLE
int xishu3[1000];				/* DAC7724的2通道系数表 */
#endif
#ifdef DAC7724_3_ENABLE
int xishu4[1000];				/* DAC7724的3通道系数表 */
#endif

#endif