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DAC 的代码
dac.opt
### uVision2 Project, (C) Keil Software
### Do not modify !
cExt (*.c)
aExt (*.s*; *.src; *.a*)
oExt (*.obj)
lExt (*.lib)
tExt (*.txt; *.h; *.inc)
pExt (*.plm)
CppX (*.cpp)
DaveTm {
dac.c
/*****************************************************************************
* dac.c: ADC module file for NXP LPC23xx Family Microprocessors
*
* Copyright(C) 2006, NXP Semiconductor
*
dac.pjt
; Code Composer Project File, Version 2.0 (do not modify or remove this line)
[Project Settings]
ProjectDir="I:\DSP28_SourceCode\SourceCode11_DAC\"
ProjectType=Executable
CPUFamily=TMS320C28XX
dac.c
//DAC实验
#include "DSP28_Device.h"
#define SPI_SEL_REG *(unsigned int*)0x2004
#define DA_SPI 0X03
void WriteDAC(unsigned data);
void delay(unsigned long);
void main(void)
{
I
dac.c
#include "DSP28_Device.h"
float ADResult[16];
unsigned int a2=0;
float adclo=0.0;
#define SPI_SEL_REG *(unsigned int*)0x2004
#define DA_SPI 0X03
interrupt void ad(void);
v
dac.vhd
LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
ENTITY DAC IS
PORT (P1 : OUT STD_LOGIC_VECTOR(7 DOWNTO 0);
P3 : OUT STD_LOGIC_VECTOR(7 DOWNTO 2);
dac.c
#include
void Init_CLK(void);
void Init_TimerA(void);
//定义正弦表,并用32个抽样值初始化正弦表,不要用"0"抽样
int nSinTable[] = {
255,254,246,234,
219,199,177,153,
128,103,79,57,
37,22,10,2,
1,2