msp430-test44x v3.0a c语言实验指导书gtf修改

目第一章简 MSP430F449简 特 结构框 引脚 学习板实物 学习板硬件电路详 MSP430F449电源系 LED显 LCD显 矩阵键盘、独立按 通讯电 12位 外部FLASHDATE扩 串行 Timer_A捕获/比较模 实验项 第二章基础实验--汇编语 实验一、I/O端口操 实验二、时钟模块操 实验三、FLASH读写操 实验四、看门 实验五、Timer_A操 实验六、Timer_B操 实验七、比较器操 实验八、基本定时器，LCD,LED显示操 实验九、ADC12操 实验十、通讯操 实验十一、键盘操 实验十二、LCD点阵操 实验十三、扩展DATA 实验十四、EEPROM操 活动模式 待机模式掉电模式（RAM）0.1µA5可编程电压监测器图 图

图1.3MSP430F449部分组成：（100）LCD显示（段码、点阵FLASHDATEAT45DB041EEPROM24LC021.4断开第一、二、三脚：JTAG内部供电短接第二脚、第三脚：JTAG供电图 LED显示电P4.274HC373LED0。刷新时间是3.3mS一位，20mS刷新一遍，保证显示不会出现闪烁现象。LCDLSD048，714MUX方式，其、3449S0~S14、31.6。图1.6 段码LCD显示电LCD0——1——2——3——4——5——6——7——8——9——图 LCD点阵显示电控制：KS0107B、ELAC110V、工作电压：＋3.30V0.5V成，共用一个端口。其原理见图1.8。1.8的P_KEYP3、P4、P5INC、有的仪表总线规范M-BUS。实现232通讯。SP3222E的具体资料可参考随板光盘。图 S4324321图 J-SPISPI的具体内容可参考相关书籍。其安装方便和独特的远传供电而更显优势。M-BUS有以下主要特点：实现异步通讯，300在学习板上，我们为您集成了TI的M-BUSTSS721。从电路原理图可以看USART0PC232J_usartP2、P5ON侧，其余的拨到数字侧。USART0PC485J_usartP1、P4ON侧，其余的拨到数字侧。12位GUIDE>>，ADC12部分。FLASHDATEDATE扩展接口，采用了AT45DB041。电路原理见图1.12所示。1.12FLASHSI：SerialSO：Serial1.13串行EEPOM.......Single.

.图 .版本的编译器实验，光盘里附有IAR3.41A的程序，只要您按操作说明建立工程文件， ,供学习、开发参FLASH看门作实*.S43IAR 参考可的《MSP430系列单片机C语言程序设计与开发》。WorkbenchI/OP5.1是否发生改变。图 实验连接2.2#include<msp430x44x.h>void{WDTCTL=WDTPW+ P5DIR|= for{unsignedintP5OUT P5.1i= do(i--while(i!=}}1、使用外接高速晶体（450K—4492274的XTAL1、VLO、DCOMCLK、SMCLK、1，使用外接高速晶体（450K—2.3Y2.43、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB2\src#include"msp430x44x.h"void{unsignedintWDTCTL=WDTPW+ FLL_CTL0= FLL_CTL1=FLL_CTL1& // {FLL_CTL0=FLL_CTL0& //频模式下振荡失效标志for(i=50000;i;i }while(FLL_CTL0& FLL_CTL1= //SMCLK=P1DIR= P1.1,P1.4&P1.5P1SEL= //P1.1,P1.4&P1.5为模块使//MCLK,SMCLK& }

2.52、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB2\src#include"msp430x44x.h"void{WDTCTL=WDTPW+ SCFI0|= FLL_CTL0= SCFQCTL= //(74+1)x32768=P1DIR= P1.1&P1.5P1SEL= //P1.1&P1.5分别输出MCLK&}2.62.62、程序：MSP430-TEST44XV2.0B\Source//ACLK=LFXT1=32768,MCLK=SMCLK=DCOCLK=(n+1)x2xvoidmain(void){WDTCTL=WDTPW+ SCFI0|= x2DCODCOSCFQCTL=121; //(121+1)x32768x2=7.99MhzFLL_CTL0=DCOPLUS+XCAP18PF; P1DIR= P1.1&P1.5P1SEL= P1.1&P1.5tMCLK& }及编程频率有严格的要求，可参考DATASHEET。1、449FLASH图 FLASH结同的要求可以存放程序，也可以存放数据，有10万次的擦写。2.8段擦除段A段内容复制到B段加锁段擦除段2.93、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB3\src#include<msp430x44x.h>char A8voidwrite_SegA(charvalue);//函数voidcopy_A2B(void); //函数voidmain(void){WDTCTL=WDTPW+ FCTL2=FWKEY+FSSEL0+ FLASHvalue= { }}voidwrite_SegA(char{unsignedinti;Flash_ptr=(char*) FCTL1=FWKEY+ FCTL3= //FLASH*Flash_ptr=FCTL1=FWKEY+ for(i=0;i<128;{*Flash_ptr++=}

FLASH128FCTL1=FCTL3=FWKEY+}

voidcopy_A2B{char*Flash_ptrA;char*Flash_ptrB;unsignedinti;Flash_ptrA=(char*)0x1080;Flash_ptrB=(char*)0x1000;FCTL1=FWKEY+ERASE;FCTL3=*Flash_ptrB=0;FCTL1=FWKEY+WRT;

//for(i=0;i<128;{*Flash_ptrB++*Flash_ptrA++;A}FCTL1=FCTL3=FWKEY+ }2、看门狗模式：将WDT（WDTTMSEL=0。在看门狗模式下，当看

2.102.113、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB4\src#include<msp430x44x.h>voidmain(void{unsigned P5DIR|= P5.1P5OUT&=~ P5.1for P5OUT|= P5.1for while}2.122、程序：MSP430-TEST44XV2.0B\Source2.12voidmain(void{unsigned P5DIR|= P5OUT&=~ for P5OUT|= for while(1);{ }}

2.132.143、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB4\src#include<msp430x44x.h>void{WDTCTL= IE1|= WDTP1DIR|= P1.0 for{ }}#pragmavector=WDT_VECTOR]interruptvoidwatchdog_timer(void){P5OUT^= P5.1}输出单元的8种模式输出选择，波形的产生方法；50000SMCLKP5.1LED3ATimer_ASMCLK=32768*32,输出模式设置为OUTMOD_ 出1，定时器A实验连接图：光盘资料/Source2.152.16程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB5\src#include<msp430x44x.h>void{WDTCTL=WDTPW+ //停止TACTL=TASSEL1+ //SMCLK,清CCTL0= CCR0CCR0=P5DIR|= P5.1TACTL|= Timer_A for{ CPU }}#pragmavector=TIMERA0_VECTORinterruptvoidTimer_A(void){P5OUT^= CCR0+= }流程图：光盘资料/Source定时器ACCCIFG=1CCR2值存入first_valueCCIFG=1CCR2值存入second_value关Timer_启动TIMER1Czp_value=second_value-first_valuCCR2捕获内部ACL2.17程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB5\src#include<msp430x44x.h>volatileunsignedint intmain(void{volatileunsignedint {IFG1&=~OFIFG;} 数,清TARTACCTL2 TACCTL2 TACCTL2 TACCTL2&=~MC1; return}

2.18捕获2.19程序：MSP430-TEST44XV2.0B\Source//MSP430TEST44XDemo-Timer_ATA1-2upmode,DCO////来实现周期是488uS,占空比分别为75%(P1.2)和25%(p2.0)的输出#include<msp430x44x.h>void{WDTCTL=WDTPW //停止FLL_CTL0|= TACTL=TASSEL1+ //SMCLK,清CCR0=512- CCTL1= //CCR1= //CCR1周CCTL2= CCR2CCR2= //CCR2周P1DIR|= P1.2P1SEL|= P1.2TA1P2DIR|= P2.0P2SEL|= P2.0TA2TACTL|= Timer_Afor{ }}Timer_A使P5.1闪烁程序#include<msp430x44x.h>void{WDTCTL=WDTPW+ TACTL=TASSEL1+ SMCLK,CCTL0= CCR0CCR0=P5DIR|= P5.1TACTL|= for{ }}#pragmavector=TIMERA0_VECTORinterruptvoidTimer_A(void){{P5OUT^= P5.1CCR0+= }#include<msp430x44x.h>void{WDTCTL=WDTPW+ TBCTL=TBSSEL1+ SMCLK,TBCCTL0= CCR0TBCCR0=P5DIR|= P5.1TBCTL|= for{ }}#pragmavector=TIMERB0_VECTORinterruptvoidTimer_B(void){P5OUT^= P5.1TBCCR0+= }16位一样。您可以自己写个程序测试，这里就不再重复了。2.20

025VccP16NYP51P512.21MSP430-TEST44XV2.0B\SourceCode\C\LAB7\src#includevoidmain{WDTCTL=WDTPW+ P5DIR|=BIT1; //P5.1定义为输出CACTL1=CARSEL+CAREF0+CAON; //0.25Vcc=-comp,onCACTL2=P2CA0; //P1.6=+compwhile {if((CAOUT&CACTL2)==P1OUT|=BIT1; P5OUT&= }}LED.

. 图 LED的管脚结习板的硬件LED电路原理见下图。82 82 13P3 18P317P318P317P314P313P311P4图 LED的电路原LED2E30361-L074HC373P3.0~P3.7LED态。此时不管P3口如何变化，1Q~8Q数据保持不变。D45LED1)P4.13)P4.14)P4.06)P4.00—— 1—— 2——3——4——5—— 6—— 7——8——9——BCD码，一个字节存放2个，低4位为显示的低位数据，高4位为显示的数据。显示格式为XX.XX.XX。依次为小时、分、秒。BTBT05SLCDLEDLCDLEDSec+Sec=0Min+Min<60Min=0Hour+Hour<237373

2.24BT0BT0.5SLCDTA "msp430x44x.h"//1F449LCDLCD//钟没，另外，也控制LED//ON//3unsignedchar void voiddis //LCD显示程voiddisy_dec(unsignedchari,unsignedcharvoidled_disy(unsignedchar //LED显示程void{intpp=ttWDTCTL=WDTPW+ BT0.5S BT lcd LCD for(i=0;i<8; LCDLCDMEM[i]= { }}#pragmavector=BASICTIMER_VECTORinterruptvoidbasic_timer(void){ dis }#pragmavector=TIMERA0_VECTORinterruptvoidTimer_A(void){ {case1:led_discase2:led_dis case4:led_discase8:led_disy(led_table[min%10]+0x20);break;case16:led_disy(led_table[(sec>>1)/10]);break;case32:led_disy(led_table[(sec>>1)%10]);}}voidrtc {if(++sec<120)sec=if(++min<60)min=if(++hour<24)hour=}voiddis{int dis dis }voiddisy_dec(unsignedchari,unsignedchar{ 0X80}voidled_disy(unsignedchar{ //发送LED 373 //发送LED 373}2.26

425:2.28程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB9\src staticunsignedintresults;voidmain(void){WDTCTL P6SEL|=0x01; //输入通道为A0ADC12CTL0=ADC12ON+SHT0_15; //开ADC12,设置采样时间ADC12CTL1= ADC12IE= ADC12CTL0|= {ADC12CTL0|= }}#pragmainterruptvoidADC12ISR ADC{results= LPM0,}

2.31AADC2.32程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB9\src#include"msp430x44x.h"#defineNum_of_ResultsstaticunsignedintA0results[Num_of_Results];//定义全局数组staticunsignedintA1results[Num_of_Results];//定义全局数组staticunsignedintA2results[Num_of_Results];staticunsignedintA3results[Num_of_Resultsvoid{WDTCTL P6SEL= ADC12CTL0= //开ADC12CTL1=SHP+CONSEQ_3; ADC12MCTL0=INCH_0; //ref+=AVcc,channel=A0ADC12MCTL1= //ref+=AVcc,channel=ADC12MCTL2=INCH_2; //ref+=AVcc,channel=A2ADC12MCTL3=INCH_3+EOS; ref+=AVcc,channelA3,列ADC12IE= ADC12CTL0|= ADC12CTL0|= }#pragmavector=ADC_VECTORinterruptvoidADC12ISR{staticunsignedintindex=A0results[index]=ADC12MEM0;A1results[index]=ADC12MEM1;A2results[index]=ADC12MEM2;A3results[index]=ADC12MEM3;//结果=(index+1)%Num_of_Results;//结}

2.33程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB9\src staticunsignedintADCresult;staticunsignedlongintDegC,DegF;void{unsignedintWDTCTL= ADC12CTL0= ADC12,ADC12CTL1= ADC12MCTL0= A10,ADC12IE= for(i=0;i<0x3600; {}ADC12CTL0|= {ADC12CTL0|= DegC=((((long)ADCresult-1615)*704)/4095);DegF=((DegC* }}#pragmavector=ADC_VECTORinterruptvoidADC12ISR(void){ADCresult= //结 }

2.35程序：MSP430-TEST44XV2.0B\Source//BuiltwithIAREmbeddedWorkbenchVersion://ID：MSP430-//////2、对拨动开关P_232、P1、U_USARTU_USARTP2P5到ON的位置；//3,显示数据如fefe68100100000000000001031F90002c#include<msp430x44x.h>void{WDTCTL=WDTPW+ FLL_CTL0|= UTCTL0= //UCLK=UBR00= //1MHzUBR10= //1MHzUMCTL0= UCTL0= ME1|=UTXE0+ IE1|= P2SEL|= //P2.4,5=USART0P2DIR|= P2.4 for{ }}#pragmavector=UART0RX_VECTORinterruptvoidusart0_rx(void){while((IFG1&UTXIFG0)== TXBUF0= }2.362.37程序：光盘资料/Source//////2U_USARTP1P4ON//3、显示数据如fefe68100100000000000001031F90002c//4#include<msp430x44x.h>voiddelay(inta,int{for(inti=a;i>0;i--for(intj=b;j>0;j--}void{WDTCTL=WDTPW+FLL_CTL0|=UTCTL0=UCLK=UBR00=1MHzUBR10=1MHzUMCTL0=noUCTL0=8-bit字节ME1|=UTXE0+IE1|=P2SEL|=P2.4,5=USART0P2DIR|=P2.4P4DIRP4.2P4OUTfor{进入}}#pragmavector=UART0RX_VECTORinterruptvoidusart0_rx(void){P4OUT TXBUF0= RXBUF0while((IFG1&UTXIFG0)== P4OUT}2.38NYNY2.39程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB10\src#include"msp430x44x.h"void{WDTCTL=WDTPW+ FLL_CTL0|= ME1|= SPIUTCTL0= SMCLK,3-pinUCTL0= 8-bitSPI主模式UBR00= //UBR10= //UMCTL0= P3SEL|= P3.1-3SPIP3DIR|= P3.0 while{unsignedfor(i0xFFFF;i0;i while((IFG1&UTXIFG0)== P3OUT&=~0x01; 'HC165P3OUT|=0x01;TXBUF0= RXBUF0}2.40有个按键，按键的A、B端分别接在行线和列线上。1,3条P1.1—P1.3输出低电平，读列线.P1.4—P1.7。如果有按键按下，则列线读进来的P1.1—P1.3P1.4—P1.7的办法来得知是否有按键被按使输出P1.1为低电平，其余为高；平被上拉；再测试P1.5，直到测试完P1.7；平被上拉；再测试P1.5，直到测试完P1.7；1.71，4443*4行列式键盘，采用扫描法扫描键盘。程序共分为判键、按键识别，得到键码两块。口线P1.1~P1.3为行线，P1.4~P1.7XXX中DIP拨动开关P_KEYP3、P4、P5拨到"ON"一端.LLEDBTLCDledIO2.42程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB11\src#include"msp430x44x.h"//F449I/O（P1.1、P1.2、P1.3）//显示(LED//显示//和键盘//////P3P4ON//staticunsignedcharled_disp_bit=0x40;//LEDstaticunsignedcharfun_buffer; staticunsignedcharkey_flag; unsignedcharkey_temp; #definekey_inc //INC键定义#define #define unsignedcharlcd_table[12]={ unsignedchar LEDvoidvoiddisvoiddisy_dec(unsignedchari,unsignedcharj);voidled_disy(unsignedchari);voidinc(void);voiddec(void);voidfun(void);void{intWDTCTL=WDTPW+WDTHOLD; for(i=0;i<8; //LCDLCDMEM[i]= { switch{case6:inc();break;case12:fun();}}}#pragmavector=BASICTIMER_VECTORinterruptvoidbasic_timer(void){ dis }#pragmainterruptvoid{{if{}} }}#pragmavector=PORT1_VECTORinterruptvoidPORT1_1(void){}voidrtc{if(++sec<120)sec=if(++min<60)min=if(++hour<24)hour=}voiddis{inti;}voiddisy_dec(unsignedchari,unsignedchar{}voidled_disy(unsignedchar{}voidinc{switch{casecase3:sec+=2;gotortc_inc;case2:min+=1;gotortc_inc;case1:hour+=1;if(sec>119)sec=sec-120;if(min>59)min=min-60;if(hour>23)hour=hour-}}void{switch{casecase3:sec-=2;gotortc_dec;case2:min-=1;gotortc_dec;case1:hour-=1;sec=256-}}void{}F，每按一键在LCD上显示键值，如同时按下多键，以第一个键值为主。硬件连接：必须连接所有短接器，LCD显示不受拨动开关的影响；必须将拨动开关P_KEY的第P2、P3、P4、P5拨到数字一端。LCLCD设置设置BT025S中LCD清屏BT中断服务2.44程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB11\src#include"msp430x44x.h"//程序功能：该程序是用F449I/OP1.1、P1.2、P1.3、P1.4、P1.5、P1.6////E、FLCD////关P_KEY 第P2、P3、P4、P5拨到数字一端 unsignedcharunsignedcharunsignedcharunsignedcharunsignedcharunsignedchar//lcdunsignedchar voidvoiddisvoiddisy_dec(inti,intj);voidlcd_disy(void);voidmain(void){intWDTCTL=WDTPW+WDTHOLD; //BT0.25S lcdfor(i=0;i<8;++i) LCDMEM[i]=0x00;{ }}#pragmavector=BASICTIMER_VECTORinterruptvoidbasic_timer(void){ {}}voidrtc{if(++sec<240)sec=if(++min<60)min=if(++hour<24)hour=}voiddis{inti;}voiddisy_dec(inti,int{}voidlcd_disy{intfor(i=0;i<7;i++)}void{unsignedcharcounter;unsignedcharbuffer;unsignedcharcom_byte;unsignedcharkey_num; for(counter=0x03;counter>0;counter--){ } }}

2.45P3P4ONCP1.1P3.6、P1.2P3.5、P1.3开始开始设置TB下降沿中断设置LC2.46程序：MSP430-TEST44XV2.0B\SourceF449P3.4、P3.5、P3.6P1.1、P1.2、////LEDLCD(P1.1=FUN；P1.2=DEC；P1.3=INC）//////P3P4ON////CP1.1P3.6、P1.2P3.5、P1.3和#include<msp430x44x.h>unsignedintkey_count=0x00;unsignedcharkey_value=0xff;unsignedcharkinput=0x00;unsignedcharktemp=0x00;unsignedcharkstore=0x00;unsignedcharkready=0x00;unsignedcharkoutput=0x00;unsignedchargetkey=0x00;unsignedcharkey_flag=0x00;constunsignedkconst=0x70;#defineten_ms #definekey_1_5s #definekey_error0xee;#definekey_3_5s #definekey_2_3 #definekey_3_2 unsignedcharlcd_table[16]={0x7B, /*"0"*/0x12,/*"1"*/0x4F,/*"2"0x1F,/*"3" //0-F0x36,/*"4"0x3D,/*"5"0x7D,/*"6"0x13,/*"7"0x7F,/*"8"0x3F,/*"9"0x77,/*"A"0x7C,/*"B"0x69,/*"c"0x5E,/*"D"0x6D,/*"E"0x65,/*"F"void intWDTCTL=WDTPW+WDTHOLD;TBCTL=TBSSEL0+TBCLR;TBCCTL3CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI3B为信号源TBCCTL4CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI4B为信号源TBCCTL5CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI5B|= //BT0.25S中断 lcdfor(i=0;i<8;++i) lcdLCDMEM[i]=0x00; { }}#pragmavector=TIMERB1_VECTORinterruptvoidTimer_B1(void){switch{

case6:gotokey;case8:gotokey;case10:gotoif{kinput=kready=ktemp&kinput|kready&(ktemp^kinput);ktemp=kinput;koutput=kready&(~kstore|kconst);kstore=kready;elseif(koutput==0x20)elseif(koutput==0x40)}{TBCTL|=MC_1+TBIE;TBCCTL3=CCIE;TBCCR3=ten_ms;TBCCR0=}switch{case0x00:gotokey_00;case0x10:gotokey_10;case0x20:gotokey_20;case0x30:gotokey_30;case0x40:gotokey_40;case0x50:gotokey_50;case0x60:gotogototb_init;}gototb_init;gototb_init;}gototb_init;elseTBCTL=TBCCTL3CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI3B为信号源TBCCTL4CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI4B为信号源TBCCTL5CM_2+SCS+CAP+CCIE+CCIS_1;//下降沿捕获，CCI5B}}}#pragmavector=BASICTIMER_VECTORinterruptvoidbasic_timer(void){}示LCD点阵图形了。控制：KS0107B、2.412.422.412.42 2.22.3控制和显示64128*64CS1、CS2JC1、JC2.123123..3.43449P2.0——P2.1——P2.2——P2.3——P2.6——P2.7——P3.0——P3.1——P3.2——P3.6——P3.3——P3.7——P3.4——P3.5——2.50449LCDLLCD

LCD清屏程 LCD初始化程显示16*19文字程 2.51实验流程程序：MSP430-TEST44XV2.0B\SourceLOGO#include"msp430x44x.h"typedefunsignedintWORD;typedefunsignedchar constBYTE{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0A,0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2A,0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4A,0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,constBYTECHAR_0[5]={0x3E,0x51,0x49,0x45,0x3E};constBYTECHAR_1[5]={0x00,0x42,0x7F,0x40,0x00};constBYTECHAR_2[5]={0x42,0x61,0x51,0x49,0x66};constBYTECHAR_3[5]={0x23,0x41,0x45,0x4B,0x31};constBYTECHAR_4[5]={0x18,0x14,0x52,0x7F,0x50};constBYTECHAR_5[5]={0x27,0x45,0x45,0x45,0x39};constBYTECHAR_6[5]={0x3C,0x4A,0x49,0x49,0x30};constBYTECHAR_7[5]={0x03,0x71,0x09,0x05,0x03};constBYTECHAR_8[5]={0x36,0x49,0x49,0x49,0x36};constBYTECHAR_9[5]={0x06,0x49,0x49,0x29,0x1E};constBYTECHAR_A[5]={0x7E,0x11,0x11,0x11,0x7E};constBYTECHAR_B[5]={0x7F,0x49,0x49,0x49,0x36};constBYTECHAR_T[5]={0x03,0x41,0x7F,0x41,0x03};constBYTECHAR_E[5]={0x41,0x7F,0x49,0x5D,0x63};constBYTECHAR_L[5]={0x41,0x7F,0x41,0x40,0x60};constBYTE{ // //[1]'-constBYTE constBYTE LSDstaticBYTEnum;staticBYTEbt_num;voidport_ini(void){P3DIR=0xFF;P3OUT=0x00;P2DIR=P2OUT=P2_3_CS1|P2_3_CS2|P2_3_RST;P2OUT&=~P2_3_RST;P2OUT|=P2OUTP2OUT|=} mand(BYTEnByte{P3DIR=P2OUT|=P2_3_CS1+P2_3_CS2;P2OUTP3OUT=nByte;P2OUT|=P2_2_EN;P2OUT}voidwrite_char(BYTEnByte,BYTECS1,BYTECS2{P3DIR=if(CS1)P2OUT|=elseP2OUT&=~P2_3_CS1;if(CS2)P2OUT|=P2_3_CS2;elseP2OUT&=~P2_3_CS2;P2OUT|=P2_0_RS;P2OUT&=~P2_1_RW;P3OUT=nByte;P2OUT|=P2_2_EN;P2OUT}voidclear_lcd(void{BYTE{{elsewrite_char(0,0,1);}}}voiddisy_hz(BYTE*chr,BYTEnRow,BYTEnCol{BYTE{{}{}}{{}{}}}voiddisy_16_16_icon(BYTE*chr,BYTEnRow,BYTEnCol{BYTE{{}{}}{{}{}}}voiddisy_char(BYTE*chr,BYTEnRow,BYTEnCol{BYTE{{}{mand(0x40|(tmpCol-}}}void{BYTEWDTCTL=WDTPW+WDTHOLD; FLL_CTL0|=XCAP14PF; disy_16_16_icon((BYTE //显示LSD图disy_hz((BYTE*)&Lierda_13_19[0][0],3,30);//显示利disy_hz((BYTE*)&Lierda_13_19[1][0],3,60);//显示尔disy_hz((BYTE*)&Lierda_13_19[2][0],3,90);//显示disy_char((BYTE //显示disy_char((BYTE //显示disy_char((BYTE*)&CHAR_L[0],6,28); //显示Ldisy_char((BYTE*)&Symbols[0][0],6,hAddr);//显示0disy_char((BYTE*)&CHAR_0[0],6,hAddr+6);//显示5disy_char((BYTE*)&CHAR_5[0],6,hAddr+12);//显示7disy_char((BYTE*)&CHAR_7[0],6,hAddr+18);//显示1disy_char((BYTE*)&CHAR_1[0],6,hAddr+24);//显示disy_char((BYTE*)&Symbols[1][0],6,hAddr+30);//显示-disy_char((BYTE*)&CHAR_8[0],6,hAddr+36); //显示8disy_char((BYTE*)&CHAR_8[0],6,hAddr+42); //显示8disy_char((BYTE*)&CHAR_8[0],6,hAddr+48); //显示8disy_char((BYTE*)&CHAR_0[0],6,hAddr+54); //显示0disy_char((BYTE*)&CHAR_0[0],6,hAddr+60); //显示0disy_char((BYTE //显示disy_char((BYTE*)&CHAR_0[0],6,hAddr+72); //显示0disy_char((BYTE //显示 {}}实验十三、扩展DATAAT45DB041是ATMEL公司的一款低功耗、低电压外扩DATAFLASHmemory，其memory单元结构如下图所示。LoworHigh、SPI0SPI3。两种工作模式的时序如图2.46所示。2.46AT45DB0412.49AT45DB041令，故只给出54H的时序图也比较简单。如图2.51所示。从图中可以清楚的看到AT45DB041449的连接情况，下面就介绍对TABR10buffer 写FL写FLASH读FLASH2.613、程序：MSP430-TEST44XV2.0B\SourceCode\C\LAB13\src4、#include"msp430x44x.h"//出，并 数据放入250为首地址的RAM 通过本实验了解MSP430对扩展的用法，写入的数据是21，22，23，24，25，26//硬件连接：必须将拨动开关P_MEMORYP1、P2、P3、P4、P5、P6、P7//charword;charR_word;charchar*Ram_addr;char*Buff_addr;{inti;for{P6OUT&=Tamp=word;Tamp&=0x80;P6OUT&=P6OUT|=0x10;P6OUT|=0x20;word=word<<}}void{P6DIR|=0X30;P6OUT|=word=cmd_word;}void{P6DIR&=0X00;P6DIR|=0X63;P6OUT|=}void{intP6DIR|=0X40;P6OUT&=cmd_word=0x84;word=0x00;word=0x00;word=0x1A;{word=tab[j];}Buff_addr=(char*)0x1A;}void{intP6DIR|=0X20;P6DIR&=R_word=0x00;P6OUT&={P6OUT&=0xDF;P6OUT|=0X20;if(P6IN&0x08)R_word|=0x01;R_word&=0xFE;P6OUT&=0xDF;R_word=R_word<<}R_word=R_word>>}void{intP6DIR|=0X40;//CSoutP6OUT&=0XBF;cmd_word=0x54;word=0x00;word=0x00;word=0x1A;word=0xff;{*Ram_addr++=}}void{intm=WDTCTL=WDTPW+WDTHOLD;FLL_CTL1=SELM_A+FLL_DIV_8;P6DIR&=0X00;P6SEL&=0X00;P6DIR|=0X63;P6OUT|=while(m-->0);Ram_addr=(char