MSP430全部程序?qū)W習

1、一：基礎(chǔ)實驗功能：控制 IO 口實現(xiàn)流水燈的一次點亮并循環(huán)下去#include""void delay(unsigned int a)unsigned int i,j;for(j=a;j>0;j-)for(i=80;i>0;i-);void main(void)WDTCTL=WDTPW+WDTHOLD;P2DIR|=0XF0; 段碼 1 選通位碼 0 導通Timer_A is configuredIn thisNo CPU or softwareNormal operating mode is LPM3.Timer_B isIn this example, CC

2、R0 is loaded with 1000-1.Though not required,Though not required,ADC12 internal oscillator times sample (16x)In Mainloop MSP430 waits in LPM0 to save power until ADC12If A0 > *AVcc, set, else reset./MSP430F149/| XIN|-/| |/-|RST XOUT|-/|/Vin->|A7P2 |-> LED/*#include <>#define led5_pout

3、P2DIR|=BIT4/通訊狀態(tài)指示燈設(shè)置為輸出口#define led5_highP2OUT|=BIT4/通訊狀態(tài)指示燈輸出高點亮指示燈#define led5_low P2OUT&=BIT4 /通訊狀態(tài)指示燈輸出低關(guān)閉指示燈#define led6_pout 設(shè)置為輸出口#define led6_high輸出高點亮指示燈#define led6_low輸出低關(guān)閉指示燈#define led7_pout 設(shè)置為輸出口#define led7_high輸出高點亮指示燈#define led7_low輸出低關(guān)閉指示燈#define led8_pout 設(shè)置為輸出口#define led8

4、_high輸出高點亮指示燈#define led8_low輸出低關(guān)閉指示燈P2DIR|=BIT5 /P2OUT|=BIT5 /P2OUT&=BIT5 /P2DIR|=BIT6 /P2OUT|=BIT6 /P2OUT&=BIT6 /P2DIR|=BIT7 /P2OUT|=BIT7 /P2OUT&=BIT7 /通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈通訊狀態(tài)指示燈void delay(unsigned int a) unsigned int i,j;for(j=a;j>0;j-)for(i=8;i

5、>0;i-);void main(void)WDTCTL = WDTPW + WDTHOLD;/ Stop WDT_EINT();ADC12CTL0 = SHT0_2 + ADC12ON; / Set sampling time, turn on ADC12/上面語句是打開ADC12電源，并設(shè)置采樣時間=2A2*(4*clk)=16clk即為 16 個時鐘ADC12CTL1 = CSTARTADD_7 + SHP;/ Usesampling timerADC12MCTL7|=INCH_7;ADC12IE = 0x0080;/ Enable interrupt 使 能 中 斷 對 應(yīng)于AD

6、C12MEM0ADC12CTL0 |= ENC; / Conversion enabled 使能轉(zhuǎn)換P6SEL |= 0x80;/ ADC option select定義為模擬輸入通道0led5_pout;led6_pout;led7_pout;led8_pout;led5_low;led6_low;led7_low;led8_low;for (;)ADC12CTL0 |= ADC12SC; / Sampling open 開始啟動轉(zhuǎn)換 _NOP();/ _BIS_SR(CPUOFF + GIE); / LPM0, ADC12_ISR will force exit/ ADC12 interr

7、upt service routine#pragma vector=ADC_VECTOR_interrupt void ADC12_ISR (void)if (ADC12MEM7 < 0x3FF)led5_low;/ Clear LED offelseled5_high;/ Set LED onif (ADC12MEM7 < 0x6FF)led6_low;/ Clear LED offelseled6_high;if (ADC12MEM7 < 0x9FF)led7_low;/ Clear LED offelseled7_high;if (ADC12MEM7 < 0xCF

8、F)led8_low;/ Clear LED offelseled8_high;/ _BIC_SR_IRQ(CPUOFF); / Clear CPUOFbFit from 0(SR)十二：IIC總線 與24c16綜合實驗主程序/*/ 描述：/ 開機發(fā)送數(shù)給24C16然后將數(shù)據(jù)讀出，并通過串口工具顯示;/ 跳線： P6 P8 P9/*#include ""#include ""#include ""#define uchar unsigned charunsigned char *D,*M,add,ACK_FLAG,flag;unsig

9、ned char MPM32;/unsigned char DDT32=/0xf3,0x16,0x69,0x21,0xd3,0x15,0xc5,0x23,/0xb6,0x28,0x85,0x25,0xc3,0x24,0xd7,0x16,/0xf3,0x16,0x69,0x21,0xd3,0x15,0xc5,0x23,/0xb6,0x28,0x85,0x25,0xc3,0x24,0xd7,0x16/ ;unsigned char DDT32=0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,/0 1 2 3 4 5 6 70x38,0x39,0x41,0x42,0x

10、43,0x44,0x45,0x46,/8 9 A B C D E F0x47,0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E, /G H I J K L M N0x4F,0x50,0x51,0x52,0x53,0x54,0x55,0x56, /O P Q R S T U V ;void main(void)unsigned int i;WDTCTL=WDTPW+WDTHOLD;uart_org();UartStr(" 開機測試成功 !rtn");D=(unsigned char*)DDT;內(nèi)數(shù)據(jù)讀寫首地址add=0;/24C01M=(unsigned

11、char*)MPM;delay(100);for(i=0;i<4;i+)send_word();delay(1000);add+=8;add=10;for(i=0;i<32;i+)receive_word(i);Uart_Str(32,&MPM0);TXBUF0 = MPM7;子程序 24C16#include <>#include ""#define uchar unsigned charextern uchar ACK_FLAG,add,*D,MPM32;void delay(unsigned int i)while(i- > 0)

12、;void start(void)SDA_OUT;SCL_OUT;SDA_0;SCL_0;delay(2);SDA_1;SCL_1;delay(2);SDA_0;delay(2);SCL_0;delay(3);SDA_1;void stop(void)SDA_OUT;SCL_OUT;SDA_0;SCL_1;delay(2);SDA_1;void send_byte(uchar data)uchar bi,i;bi=0x80;SDA_OUT;SCL_OUT;for(i=0;i<8;i+)if(data&bi)=bi) SDA_1;else SDA_0;SCL_1;delay(50)

13、;SCL_0;bi>>=1;uchar receive_byte(void)uchar i,temp=0x80,tempdata;tempdata=0;SDA_IN;SCL_OUT;for(i=0;i<8;i+)SCL_1;if(P5IN&BIT1)=BIT1) tempdata|=temp;temp>>=1;SCL_0;return(tempdata);void ack(void)SCL_OUT;SDA_IN;SCL_1;ACK_FLAG=0;if(P5IN&BIT1) ACK_FLAG=1;SCL_0;delay(10);void i2c_ac

14、k(uchar tm)SDA_OUT;SCL_OUT;if(tm=0) SDA_1;else SDA_0;delay(10);SCL_1;delay(10);SCL_0;delay(10);void send_word(void)uchar i=0;while(1)start();delay(20);send_byte(0xa0);ack();if(ACK_FLAG) continue;send_byte(add);ack();if(ACK_FLAG) continue;for(i=0;i<8;i+)send_byte(*D+);ack();if(ACK_FLAG)continue;if

15、(!ACK_FLAG) break;stop();void receive_word(uchar add)uchar i;while(1)start();send_byte(0xa0);ack();if(ACK_FLAG) continue;send_byte(add);ack();if(ACK_FLAG) continue;start();send_byte(0xa1);ack();if(ACK_FLAG) continue;MPMi+=receive_byte();delay(5);i2c_ack(1);if(!ACK_FLAG) break;stop();子程序： uart#includ

16、e <>#include ""/* 串口初試化設(shè)置*/void uart_org(void)ME1 |= UTXE0+ URXE0;/Enable USART0TXD/RXDUCTL0 |= CHAR;/ 8-bit characterUTCTL0 |= SSEL0;UBR00= 0x03;UBR10= 0x00;UMCTL0= 0x4a;P3SEL |= 0x30;P3DIR |= 0x10;UCTL0 &= SWRST; state machineIE1 |= URXIE0;/ UCLK = ACLK/ 32768/9600/ ,5 = USART0 TXD/RXD/ Initialize USART/ Enable USART0 RXinterrupt/*串口發(fā)送字符串程序*/void UartStr(unsigned char *p)unsigned char i;for (i=0;*p!=0;i+)/準備要發(fā)送的數(shù)據(jù)while (!(IFG1 & UTXIFG0);/ USART0 TX buffer readyTXBUF0 =*p+; / RXBUF0 to TXBUF0wh