ADC DIS VOL ON LCD msp430

///通过P6.0口接收一个外部电压,然后显示到LCD上/////////////////////////////////// ///P6.0口接到滑阻的中间，滑阻的一端接VCC，一端接GND///////////////////////////// ///P4.6为RS、P4.7为E 数据传送口为P5口/////////////////////////////////////////// ///VEE 接地电阻为10K LB+下接270Ω/////////////////////////////////////////////// #include <msp430x15x.h> //各个端口的置位 #define RSSET (P4OUT |= BIT6) #define ESET (P4OUT |= BIT7) //各个端口的清零 #define RSCLR (P4OUT &= ~BIT6) #define ECLR (P4OUT &= ~BIT7) #define LCDDATA (P5OUT) unsigned char lcdHint[] = {" The voltage is: "}; //LCD第一行的提示显示数据 unsigned char digitalVal[] = {"0123456789."}; //对应数字的字符 static unsigned int results[32] = {0}; //保存ADC转换结果的数组 /******************************************************************************* 函数名称：lcdDelay 功 能：用于LCD的延时程序，可代替忙状态检查，也可作为一般的延时用 参 数：time--延时参考量 返回值 ：无 *******************************************************************************/ void lcdDelay(unsigned char time) { unsigned char i = 0;

msp 430 五线键盘 led显示

msp 430 五线键盘 led显示 include <msp430x15x.h> #define uint unsigned int #define uchar unsigned char void xianshi(uint temp); uchar keyboard(); void delay(uint z); //数码管7位段码：0--f uchar table[16] = {0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07, 0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71}; //记录显示位数的全局变量 uchar cnt = 0; uint temp=0; /********************主函数********************/ void main(void) { WDTCTL = WDTPW + WDTHOLD; //关闭看门狗 //P2SEL = 0x00; P2DIR = 0xff; P2OUT = 0x07; P2DIR = 0xe7; P2IES = 0xe7; P2IFG = 0x00; P2IE = 0x18; P3DIR = 0xff; //设置P4，P5的IO方向为输出 P4DIR = 0xff; P4OUT = 0x00; //设置P4，P5的输出初值 P3OUT = 0xff; _EINT(); while(1) { xianshi(temp); } } void xianshi(uint temp) { uchar bai1,shi1,ge1,bai2,shi2,ge2; uint a1,b1; a1=temp/1000;

C PID 程序 建模

***********************************************************/ main() { unsigned char z; unsigned char a,b,flag_2=1,count1=0; unsigned char phil[]={2,0xce,0x6e,0x60,0x1c,2};; TMOD=0x21; TH0=0x2f; TL0=0x40; SCON=0x50; PCON=0x00; TH1=0xfd; TL1=0xfd; PS=1; EA=1; EX1=0; ET0=1; ES=1; TR0=1; TR1=1; high_time=50; low_time=50; PIDInit ( &spid ); // Initialize Structure spid.Proportion = 10; // Set PID Coefficients spid.Integral = 8; spid.Derivative =6; spid.SetPoint = 100; // Set PID Setpoint while(1) { if(plus==0) { EA=0; for(a=0;a<5;a++) for(b=0;b<102;b++){} if(plus==0) { set_temper++; flag=0; } } else if(subs==0) { for(a=0;a<5;a++) for(b=0;a<102;b++){} if(subs==0) { set_temper--; flag=0; } } else if(stop==0) { for(a=0;a<5;a++) for(b=0;b<102;b++){}

五线键盘 led显示

nt keyscan() { P2DIR = 0xff; RL1S; RL0S; SL2C; SL1C; SL0C; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 0; RL0S; return 0; } else if (RL1 == 0) { key = 8; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2C; SL1C; SL0S; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 1; RL0S; return 0; } else if (RL1 == 0) { key = 9; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2C; SL1S; SL0C; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 2; RL0S; return 0; } else if (RL1 == 0) { key = 10; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2C; SL1S; SL0S; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 3; RL0S; return 0; } else if (RL1 == 0) { key = 11; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2S; SL1C; SL0C; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 4; RL0S; return 0; } else if (RL1 == 0) { key = 12; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2S; SL1C; SL0S; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 5; RL0S; return 0; } else if (RL1 == 0) { key = 13; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2S; SL1S; SL0C; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 6; RL0S; return 0; } else if (RL1 == 0) { key = 14; RL1S; return 0; } } P2DIR |= BIT2 + BIT3 + BIT4; SL2S; SL1S; SL0S; P2DIR = 0x00; if (RL0 == 0 || RL1 == 0) { delaynms(5); if (RL0 == 0) { key = 7; RL0S; return 0; } else if (RL1 == 0) { key = 15; RL1S; return 0; } } return 1; }

实用c语言FPGA编程

一本很好的C语言fpga编程指导…… 将fpga定制升级为系统，可以用c语言编写fpga程序，能实现单步调试等功能！

Altiumdesigner教程.pdf

1 安装说明及如何激活并申请添加license 我们提供的安装光盘可以在每台电脑上安装Altium Designer 软件。我们为每个单位或公 司产生一个用户号，我们为每台电脑产生一个激活码，用户在软件的license 界面里输入用户号和激活 码，软件将自动产生本机的一个二进制信息文件，用这个信息文件通过电子邮件到我们的服务器上换 取本机的license.有了本机的license，就可以使用Altium Designer 软件了. 具体的操作请参照《操作 步骤》文档。注意：每个电脑用一个激活码，每个激活码只能用在一台电脑上，不能再用在别的电脑 上。 也可以按照以下步骤操作：1：左键点击左上角DXP\Licensing 进入license 界面

msp 430 学习笔记 430学习心得

msp 430 学习笔记 430学习心得

msp 430 教程

msp 430 教程 #include <msp430x44x.h> char digit[20] = {1,0,0,0,0,2,1,8}; unsigned char distab[]= { 0xaf,0x06,0x6d,0x4f, 0xc6,0xcb,0xeb,0x0e, 作者魏小龙 南航 MSP430 选修课试用教材 第 101 页 0xef,0xcf }; void main(void) { int i; WDTCTL = WDTPW + WDTHOLD; // Stop watchdog timer FLL_CTL0 |= XCAP14PF; // Configure load caps LCDCTL = 0XFD; BTCTL = BTFRFQ1; // STK LCD freq P5SEL = 0xFC; // Common and Rxx all selected TACTL = TASSEL1 + TACLR; // SMCLK, clear TAR CCTL0 = CCIE; // CCR0 interrupt enabled CCR0 = 20000; TACTL |= MC1; // Start Timer_A in continuous mode _EINT(); // Enable interrupts for (;;) { _BIS_SR(CPUOFF); // CPU off _NOP(); // Required only for C-spy } } interrupt[TIMERA0_VECTOR] void Timer_A (void) { char i=0; CCR0 += 20000; // Add Offset to CCR0 LCDMEM[7]=0xa; LCDMEM[8]=0x90; LCDMEM[9]=0x12; LCDMEM[10]=0x80; LCDMEM[11]=0x2; LCDMEM[12]=0x93; LCDMEM[13]=0x72; LCDMEM[14]=0x5b; LCDMEM[15]=0x94; for(i=0;i<6;i++) LCDMEM[i+1]=distab[digit[i]]; digit[0]++; if(digit[0]==50) { digit[0]=0; digit[1]++; if(digit[1]==10) { digit[1]=0; digit[2]++; if(digit[2]==6) { 作者魏小龙 南航 MSP430 选修课试用教材 第 102 页 digit[2]=0; digit[3]++; if(digit[3]==10) { digit[3]=0; digit[4]++; if(digit[4]==6) { digit[4]=0; } } } } } }

C51单片机键盘显示

51单片机，行反转扫描键盘，LED显示。