DSP综合实验程序分析.doc

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1、#include"DSP281x_Device.h"//DSP281xHeaderfileIncludeFile#include"DSP281x_Examples.h"//DSP281xExamplesIncludeFilevoidDelay(unsignedintnTime);voidSetLEDArray1(intnNumber);//修改显示内容voidRefreshLEDArray1();//刷新显示interruptvoidcpu_timer0_isr(void);//CPUTimer0的中断服务程序int

2、erruptvoidXINT2_isr(void);//利用ICETEK-CTR键盘产生外中断的中断服务程序voidEndICETEKCTR();#defineXINT2CR(*((unsignedint*)0x7071))#defineXNMICR(*((unsignedint*)0x7077))#defineT46uS0x0d40#defineSCANCODE_00x70//键盘的扫描码，由DSP的扩展地址0x给出，当有键盘输入时，#defineSCANCODE_10x69//读此端口得到扫描码，当无键盘被按下时

3、，读此端口的结果为0#defineSCANCODE_20x72#defineSCANCODE_30x7A#defineSCANCODE_40x6B#defineSCANCODE_50x73#defineSCANCODE_60x74#defineSCANCODE_70x6C#defineSCANCODE_80x75#defineSCANCODE_90x7D#defineSCANCODE_Del0x49#defineSCANCODE_Enter0x5A#defineSCANCODE_Plus0x79#defineSCAN

4、CODE_Minus0x7B#defineSCANCODE_Mult0x7C#defineSCANCODE_Divid0x4A#defineSCANCODE_Num0x77#defineCTRGR*(int*)0x//全局控制寄存器#defineCTRLCDCMDR*(int*)0x#defineCTRKEY*(int*)0x//键盘数据回读寄存器#defineCTRLCDCR*(int*)0x#defineCTRCLKEY*(int*)0x//清除键盘#defineCTRLCDLCR*(int*)0x#define

5、CTRLCDRCR*(int*)0x#defineCTRLA*(int*)0x//发光二极管控制#defineCTRLR*(int*)0x//辅助控制Uint16var1=0;Uint16var2=0;Uint16var3=0;Uint16test_count=0;Uint16Test_flag=0;Uint16Test_var=0;Uint16Test_status[32];#definenStatusNSGreenEWRed160//用数字来区分每一个状态南北绿灯，东西红灯#definenStatusNSFlas

6、hEWRed184//南北绿灯闪烁，东西红灯#definenStatusNSYellowEWRed200//南北黄灯，东西红灯#definenStatusNSRedEWYellow216//南北红灯，东西黄灯#definenStatusNSRedEWGreen376//南北红灯，东西绿灯#definenStatusNSRedEWFlash400//南北红灯，东西绿灯闪烁#definenStatusNSRedEWYellow1416//南北红灯，东西黄灯#definenStatusNSYellowEWRed1432//

7、南北黄灯，东西红灯#definenTotalTime448//正常顺序一个循环#definenStatusHold160//突发情况#definestatusNSGreenEWRed0//一共7个状态#definestatusNSFlashEWRed1#definestatusNSYellowEWRed2#definestatusNSRedEWYellow3#definestatusNSRedEWGreen4#definestatusNSRedEWFlash5#definestatusHold6inta=0;unsi

8、gnedintuWork,nTimeCount,nTimeMS;//计数时使用的变量unsignedintuLightStatusEW,uLightStatusSN;//东西、南北红黄绿二极管的亮灭情况unsignedintbHold;//用来表明是否处于突发情况unsignedcharledbuf[8],ledx[8];//二极管点阵显示用到