东南大学MSP430LCD+ADC实验报告.doc

Msp430 LCD_B/ADC_12实验操作报告04011344 王晨一、 实验内容Lab17 基本：使DAC0输出正弦波频率为300Hz，在LCD上显示频率；提高：用按键控制DAC0输出正弦波频率为在100Hz1000Hz循环输出，步进值为100Hz，并在LCD上显示频率；基本部分实验代码：#include #include #define PI 3.1415926void Init_lcd(void); /lcd初始化void LcdGo(unsigned char doit); /打开或关闭液晶void LcdBlink(unsigned char doit); /显示或者消隐显示内容void LCD_Clear(void); /清屏void Init_TS3A5017DR(void); /Configure TS3A5017DR IN1 and IN2/delay#define CPU_F (double)1000000)#define delay_us(x) _delay_cycles(long)(CPU_F*(double)x/1000000.0)#define delay_ms(x) _delay_cycles(long)(CPU_F*(double)x/1000.0)/ LCD segment definitions.#define d 0x01#define c 0x20#define b 0x40#define a 0x80#define dp 0x10#define g 0x04#define f 0x08#define e 0x02const char char_gen = / As used in 430 Day Watch Demo boarda+b+c+d+e+f, / Displays 0b+c, / Displays 1a+b+d+e+g, / Displays 2a+b+c+d+g, / Displays 3b+c+f+g, / Displays 4a+c+d+f+g, / Displays 5a+c+d+e+f+g, / Displays 6a+b+c, / Displays 7a+b+c+d+e+f+g, / Displays 8a+b+c+d+f+g, / Displays 9a+b+c+e+f+g, / Displays Ac+d+e+f+g, / Displays ba+d+e+f, / Displays cb+c+d+e+g, / Displays da+d+e+f+g, / Displays Ea+e+f+g, / Displays fa+b+c+d+f+g, / Displays gc+e+f+g, / Displays hb+c, / Displays ib+c+d, / Displays jb+c+e+f+g, / Displays kd+e+f, / Displays La+b+c+e+f, / Displays na+b+c+d+e+f+g+dp / Displays full;int sin_table180;int *sin_data_pr;double i=0;int j;void main(void) WDTCTL = WDTPW + WDTHOLD; / Stop WDT /8MHz UCSCTL3 = SELREF_2; / Set DCO FLL reference = REFO UCSCTL4 |= SELA_2; / Set ACLK = REFO UCSCTL0 = 0x0000; / Set lowest possible DCOx, MODx do UCSCTL7 &= (XT2OFFG + XT1LFOFFG + DCOFFG); / Clear XT2,XT1,DCO fault flags SFRIFG1 &= OFIFG; / Clear fault flags while (SFRIFG1&OFIFG); / Test oscillator fault flag _bis_SR_register(SCG0); / Disable the FLL control loop UCSCTL1 = DCORSEL_6; / Select DCO range 16MHz operation UCSCTL2 |= 610; / Set DCO Multiplier for 8MHz / (N + 1) * FLLRef = Fdco, (249 + 1) * 32768 = 8MHz _bic_SR_register(SCG0); / Enable the FLL control loop / Worstcase settling time for the DCO when the DCO range bits have been / changed is n x 32 x 32 x f_MCLK / f_FLL_reference. See UCS chapter in 5xx UG for / optimization , 32 x 32 x 8 MHz / 32,768 Hz = 250000 = MCLK cycles for DCO to settle _delay_cycles(650000); /timerA TA0CCTL0 = CCIE; / CCR0 interrupt enabled TA0CCR0 = 370; TA0CTL = TASSEL_2 + MC_1 + TACLR; / SMCLK, up mode, clear TAR for(j=0;j= &sin_table180) sin_data_pr = &sin_table0; DAC12_0DAT &= 0xFFF; / Modulo 4096 #pragma vector=TIMER0_A0_VECTOR_interrupt void TIMER0_A0_ISR(void) static unsigned int ch=0; ch+; if(ch=50000)/0.93s LCDMEM5 = char_gen0; LCDMEM4 = char_gen0; LCDMEM3 = char_gen3; ch=0; _bic_SR_register_on_exit(CPUOFF); / Clear LPM0 bits from 0(SR)/LCD初始化void Init_lcd(void) LCDBCTL0 =LCDDIV0 + LCDPRE0 + LCDMX1 + LCDSSEL + LCDMX1 + LCD4MUX ; LCDBPCTL0 = LCDS0 + LCDS1 + LCDS2 + LCDS3 + LCDS4 + LCDS5 + LCDS6+ LCDS7 + LCDS8 + LCDS9 + LCDS10 + LCDS11 ; P5SEL = 0xfc;/用作LCD驱动/*打开或关闭液晶1：打开 0：关闭*/void LcdGo(unsigned char doit)if(doit=1)/打开液晶显示 LCDBCTL0 |= LCDON;else if(doit=0)/关闭液晶显示 LCDBCTL0 &= LCDON;/*显示或者消隐显示内容doit：0：消隐 1：显示*/void LcdBlink(unsigned char doit) if(doit=0) LCDBCTL0 &= LCDSON; else if(doit=1) LCDBCTL0 |= LCDSON; void LCD_Clear(void)/清屏 unsigned char index; for (index=0; index12; index+) LCDMEMindex = 0; void Init_TS3A5017DR(void) P3DIR |= BIT4 + BIT5; /P3.4:IN1;P3.5:IN2 set as output P3OUT &= BIT4; /IN1 = 0 P3OUT |= BIT5; /IN2 = 1提高部分实验代码：#include #include #define uint unsigned int#define uchar unsigned char#define PI 3.1416#define d 0x01#define c 0x20#define b 0x40#define a 0x80#define dp 0x10#define g 0x04#define f 0x08#define e 0x02int sin_table100;int *sin_data_pr;uint fre_term_pr;int j;double i=0;#define CPU_F (double)1000000)#define delay_us(x) _delay_cycles(long)(CPU_F*(double)x/1000000.0)#define delay_ms(x) _delay_cycles(long)(CPU_F*(double)x/1000.0)const char char_gen = / As used in 430 Day Watch Demo board a+b+c+d+e+f, / Displays 0 b+c, / Displays 1 a+b+d+e+g, / Displays 2 a+b+c+d+g, / Displays 3 b+c+f+g, / Displays 4 a+c+d+f+g, / Displays 5 a+c+d+e+f+g, / Displays 6 a+b+c, / Displays 7 a+b+c+d+e+f+g, / Displays 8 a+b+c+d+f+g, / Displays 9 a+b+c+e+f+g, / Displays A c+d+e+f+g, / Displays b a+d+e+f, / Displays c b+c+d+e+g, / Displays d a+d+e+f+g, / Displays E a+e+f+g, / Displays f a+b+c+d+f+g, / Displays g c+e+f+g, / Displays h b+c, / Displays i b+c+d, / Displays j b+c+e+f+g, / Displays k d+e+f, / Displays L a+b+c+e+f, / Displays n a+b+c+d+e+f+g+dp / Displays full;/* Private function prototypes -*/void Init_lcd(void); / LCD初始化void LcdGo(unsigned char Dot); / 打开或关闭液晶void LcdBlink(unsigned char doit); / 显示或者消隐显示内容void LCD_Clear(void); / 清屏void Init_TS3A5017DR(void); / Configure TS3A5017DR IN1 and IN2void Backlight_Enable(void); / 打开背光void Init_lcd(void)LCDBCTL0 =LCDDIV0 + LCDPRE0 + LCDMX1 + LCDSSEL + LCDMX1 + LCD4MUX ; LCDBPCTL0 = LCDS0 + LCDS1 + LCDS2 + LCDS3 + LCDS4 + LCDS5+LCDS6+LCDS7+LCDS8+LCDS9+LCDS10+LCDS11; P5SEL = 0xfc;void LcdGo(unsigned char Dot)if(Dot=1)/打开液晶显示LCDBCTL0 |= LCDON;else if(Dot=0)/关闭液晶显示LCDBCTL0 &= LCDON;void LcdBlink(unsigned char doit)if(doit=0)LCDBCTL0 &= LCDSON;else if(doit=1)LCDBCTL0 |= LCDSON;void LCD_Clear(void)/清屏 unsigned char index; for (index=0; index12; index+) LCDMEMindex = 0; void Init_TS3A5017DR(void) / Configure TS3A5017DR IN1 and IN2 P3DIR |= BIT4 + BIT5; /P3.4 : IN1 ; P3.5 : IN2 set as output P3OUT &= BIT4; /IN1 = 0 P3OUT |= BIT5; /IN2 = 1void Backlight_Enable(void) P5DIR |= BIT7; P5OUT &= BIT7;uint fre_term10=977,488,326,244,195,163,140,122,109,98;void DAC_Init() /DAC初始化 DAC12_0CTL0|=DAC12CALON; /启动校验 while(DAC12_0CTL0 & DAC12CALON)!=0); DAC12_0CTL0|=DAC12SREF_0+DAC12LSEL_0+DAC12IR+DAC12AMP_5+DAC12OPS; DAC12_0DAT=0x0000;void Clock_Init() /MCLK 16MHZ ,SMCLK 16MHz UCSCTL3 |= SELREF_2; / Set DCO FLL reference = REFO UCSCTL4 |= SELA_2; / Set ACLK = REFO UCSCTL5 |=DIVS_1; /SMCLK 2fenpin _bis_SR_register(SCG0); / Disable the FLL control loop UCSCTL0 = 0x0000; / Set lowest possible DCOx, MODx UCSCTL1 = DCORSEL_5; / Select DCO range 24MHz operation UCSCTL2 = FLLD_1 + 243; / Set DCO Multiplier for 12MHz / (N + 1) * FLLRef = Fdco / (243 + 1) * 32768 = 8MHz / Set FLL Div = fDCOCLK/2=4MHz _bic_SR_register(SCG0); / Enable the FLL control loop _delay_cycles(375000); / Loop until XT1,XT2 & DCO fault flag is cleared do UCSCTL7 &= (XT2OFFG + XT1LFOFFG + DCOFFG); / Clear XT2,XT1,DCO fault flags SFRIFG1 &= OFIFG; / Clear fault flags while (SFRIFG1&OFIFG); /int main(void) WDTCTL = WDTPW | WDTHOLD;/ Stop watchdog timer Init_TS3A5017DR(); / Configure TS3A5017DR IN1 and IN2 Init_lcd(); / LCD初始化 Clock_Init(); /TA0_Init(); TA0CCR0=fre_term0; TA0CCTL0|=CCIE; TA0CTL|=TASSEL_2+MC_1+ID_0+TACLR;/SMCLK=DCO DAC_Init(); Backlight_Enable(); / 打开背光 LcdGo(1); / 打开液晶模块 LCD_Clear(); / 清屏 LcdBlink(1); delay_ms(1000); for(j=0;j100;j+) i+=PI/50; sin_tablej=(int)(sin(i)+1)*2048); LCDMEM3 = char_gen1; delay_ms(1000); LCDMEM4=char_gen0; delay_ms(1000); LCDMEM5=char_gen0; delay_ms(1000); /Port_Init(); P2IE|=BIT6+BIT7; P2IFG&=(BIT6+BIT7); P5DIR|=BIT1;/打开扬声器的运放 P5OUT&=BIT1; _bis_SR_register(GIE); while(1) #pragma vector=PORT2_VECTOR_interrupt void PortISR(void)switch(_even_in_range(P2IV,16) case 0:break;case 2:break;case 4:break;case 6:break;case 8:break;case 10:break;case 12:break;case 14: /p2.6if(fre_term_pr0)fre_term_pr-;elsefre_term_pr=9;TA0CCR0=fre_termfre_term_pr;if(fre_term_pr=9) LCDMEM2 = char_gen1; LCDMEM3 = char_gen0;else LCDMEM3 = char_genfre_term_pr+1; LCDMEM2 = 0;P2IFG&=BIT7;break; #pragma vector=TIMER0_A0_VECTOR_interrupt void TIMER0_A0_ISR(void) DAC12_0DAT=*sin_data_pr+; if (sin_data_pr = &sin_table100) sin_data_pr = &sin_table0; DAC12_0DAT &= 0xFFF; / Modulo 4096 /_bic_SR_register_on_exit(CPUOFF); / Clear LPM0 bits from 0(SR)实验现象：可以实现频率的加减切换，频率值为100Hz至1kHz，必进1为100Hz。同时通过扬声器输出。Lab20 温度采集与显示把Lab19实验中的实测温度值以摄氏度数值显示在段码LCD上。实验代码如下：#include #define CPU_F (double)1000000)#define delay_us(x) _delay_cycles(long)(CPU_F*(double)x/1000000.0)#define delay_ms(x) _delay_cycles(long)(CPU_F*(double)x/1000.0)/ LCD segment definitions.#define d 0x01#define c 0x20#define b 0x40#define a 0x80#define dp 0x10#define g 0x04#define f 0x08#define e 0x02#define CALADC12_15V_30C *(unsigned int *)0x1A1A) / Temperature Sensor Calibration-30 C /See device datasheet for TLV table memory mapping#define CALADC12_15V_85C *(unsigned int *)0x1A1C) / Temperature Sensor Calibration-85 C/* Private macro -*/* Private variables -*/const char char_gen = / As used in 430 Day Watch Demo board a+b+c+d+e+f, / Displays 0 b+c, / Displays 1 a+b+d+e+g, / Displays 2 a+b+c+d+g, / Displays 3 b+c+f+g, / Displays 4 a+c+d+f+g, / Displays 5 a+c+d+e+f+g, / Displays 6 a+b+c, / Displays 7 a+b+c+d+e+f+g, / Displays 8 a+b+c+d+f+g, / Displays 9 dp, / Displays . a+b+c+e+f+g, / Displays A c+d+e+f+g, / Displays b a+d+e+f, / Displays c b+c+d+e+g, / Displays d a+d+e+f+g, / Displays E a+e+f+g, / Displays f a+b+c+d+f+g, / Displays g c+e+f+g, / Displays h b+c, / Displays i b+c+d, / Displays j b+c+e+f+g, / Displays k d+e+f, / Displays L a+b+c+e+f, / Displays n a+b+c+d+e+f+g+dp / Displays full;/int qian,bai,shi,ge,dot1,dot2;int shi,ge,dot1,dot2;unsigned int temp;volatile float temperatureDegC;char answer;/volatile float temperatureDegF;/* Private function prototypes -*/void Init_lcd(void); / LCD初始化void LcdGo(unsigned char Dot); / 打开或关闭液晶void LcdBlink(unsigned char doit); / 显示或者消隐显示内容void LCD_Clear(void); / 清屏void Init_TS3A5017DR(void); / Configure TS3A5017DR IN1 and IN2void Backlight_Enable(void); / 打开背光/* Private functions -*/void Init_lcd(void) LCDBCTL0 =LCDDIV0 + LCDPRE0 + LCDMX1 + LCDSSEL + LCDMX1 + LCD4MUX ; LCDBPCTL0 = LCDS0 + LCDS1 + LCDS2 + LCDS3 + LCDS4 + LCDS5 + LCDS6+ LCDS7 + LCDS8 + LCDS9 + LCDS10 + LCDS11 ; P5SEL = 0xfc;void LcdGo(unsigned char Dot)if(Dot=1)/打开液晶显示LCDBCTL0 |= LCDON;else if(Dot=0)/关闭液晶显示LCDBCTL0 &= LCDON;void LcdBlink(unsigned char doit)if(doit=0)LCDBCTL0 &= LCDSON;else if(doit=1)LCDBCTL0 |= LCDSON;void LCD_Clear(void)/清屏 unsigned char index; for (index=0; index12; index+) LCDMEMindex = 0; void Init_TS3A5017DR(void) / Configure TS3A5017DR IN1 and IN2 P3DIR |= BIT4 + BIT5; /P3.4 : IN1 ; P3.5 : IN2 set as output P3OUT &= BIT4; /IN1 = 0 P3OUT |= BIT5; /IN2 = 1void Backlight_Enable(void) P5DIR |= BIT7; P5OUT &= BIT7;void change (float tem) /temperatureDegF/qian=(int)tem/1000;/千/bai=(int)tem%1000/100;/百shi=(int)(tem)%100/10; /十ge=(int)tem%10;/个dot1=(int)(tem*10)%10;dot2=(int)(tem*100)%100;char display(int mm)if(mm=0) answer=char_gen0;else if(mm=1) answer=char_gen1;else if(mm=2) answer=char_gen2;else if(mm=3) answer=char_gen3;else if(mm=4) answer=char_gen4;else if(mm=5) answer=char_gen5;else if(mm=6) answer=char_gen6;else if(mm=7) answer=char_gen7;else if(mm=8) answer=char_gen8;else answer=char_gen9;return answer;int main() WDTCTL = WDTPW + WDTHOLD;/ Stop WDT Init_TS3A5017DR(); / Configure TS3A5017DR IN1 and IN2 Init_lcd(); / LCD初始化 Backlight_Enable(); / 打开背光 LcdGo(1); / 打开液晶模块 LCD_Clear(); / 清屏 REFCTL0 &= REFMSTR; / Reset REFMSTR to hand over control to / ADC12_A ref control registers ADC12CTL0 = ADC12SHT0_8 + ADC12REFON + ADC12ON; / Internal ref = 1.5V ADC12CTL1 = ADC12SHP; / enable sample timer ADC12MCTL0 = ADC12SREF_1 + ADC12INCH_10; / ADC i/p ch A10 = temp sense i/p ADC12IE = 0x001; / ADC_IFG upon conv result-ADCMEMO _delay_cycles(100); / Allow 100us (at default UCS settings) / for REF to settle ADC12CTL0 |= ADC12ENC; while(1) ADC12CTL0 &= ADC12SC; ADC12CTL0 |= ADC12SC; / Sampling and conversion start / Temperature in Celsius. See the Device Descriptor Table section in the / System Res