Other Parts Discussed in Thread: MSP-EXP430FR6989
I need to get the voltage on the LCD but it dosen't work.
#include <msp430.h>
#include <string.h>
#include <stdlib.h>
#include "driverlib.h"
#include "hal_LCD.h"
#define STARTUP_MODE 0
volatile unsigned char mode = STARTUP_MODE;
// rezultate ADC - matrice cu 10 masuratori
int ADC_results [10][4];
// index ADC în matricea ADC_resuts; initializare cu 0
volatile unsigned short usiButton1 = 0;
unsigned int index_ADC = 0;
int ind_ADC;
char disp_ADC [50];
char sample1_ADC [5];
char sample2_ADC [5];
char sample3_ADC [5];
char sample4_ADC [5];
int value=0;
int vol1;
int main(void) {
int j,k;
WDTCTL = WDTPW | WDTHOLD; // Stop watchdog timer
for (j= 0; j<10; j++)
for (k= 0; j<4; j++)
ADC_results [j][k] = 0;
GPIO_setAsInputPinWithPullUpResistor( GPIO_PORT_P1, GPIO_PIN1 );
ADC12_B_initParam initParam = {0};
initParam.sampleHoldSignalSourceSelect = ADC12_B_SAMPLEHOLDSOURCE_SC;
initParam.clockSourceSelect = ADC12_B_CLOCKSOURCE_ADC12OSC;
initParam.clockSourceDivider = ADC12_B_CLOCKDIVIDER_1;
initParam.clockSourcePredivider = ADC12_B_CLOCKPREDIVIDER__1;
initParam.internalChannelMap = ADC12_B_NOINTCH;
ADC12_B_init(ADC12_B_BASE, &initParam);
ADC12_B_setupSamplingTimer(ADC12_B_BASE,
ADC12_B_CYCLEHOLD_64_CYCLES,
ADC12_B_CYCLEHOLD_64_CYCLES,
ADC12_B_MULTIPLESAMPLESENABLE);
//Enable the ADC12 B module
ADC12_B_enable(ADC12_B_BASE);
ADC12_B_enableInterrupt(ADC12_B_BASE, ADC12_B_IE0, 0, 0);
ADC12_B_enableInterrupt(ADC12_B_BASE, ADC12_B_IE1, 0, 0);
ADC12_B_enableInterrupt(ADC12_B_BASE, ADC12_B_IE2, 0, 0);
ADC12_B_enableInterrupt(ADC12_B_BASE, ADC12_B_IE3, 0, 0);
ADC12_B_configureMemoryParam configureMemoryParam = {0};
configureMemoryParam.memoryBufferControlIndex = ADC12_B_MEMORY_0;
configureMemoryParam.inputSourceSelect = ADC12_B_INPUT_A4;
configureMemoryParam.refVoltageSourceSelect = ADC12_B_VREFPOS_AVCC_VREFNEG_VSS;
configureMemoryParam.endOfSequence = ADC12_B_NOTENDOFSEQUENCE;
configureMemoryParam.windowComparatorSelect = ADC12_B_WINDOW_COMPARATOR_DISABLE;
configureMemoryParam.differentialModeSelect = ADC12_B_DIFFERENTIAL_MODE_DISABLE;
ADC12_B_configureMemory(ADC12_B_BASE, &configureMemoryParam);
configureMemoryParam.memoryBufferControlIndex = ADC12_B_MEMORY_1;
configureMemoryParam.inputSourceSelect = ADC12_B_INPUT_A5;
configureMemoryParam.refVoltageSourceSelect = ADC12_B_VREFPOS_AVCC_VREFNEG_VSS;
configureMemoryParam.endOfSequence = ADC12_B_NOTENDOFSEQUENCE;
configureMemoryParam.windowComparatorSelect = ADC12_B_WINDOW_COMPARATOR_DISABLE;
configureMemoryParam.differentialModeSelect = ADC12_B_DIFFERENTIAL_MODE_DISABLE;
ADC12_B_configureMemory(ADC12_B_BASE, &configureMemoryParam);
configureMemoryParam.memoryBufferControlIndex = ADC12_B_MEMORY_2;
configureMemoryParam.inputSourceSelect = ADC12_B_INPUT_A6;
configureMemoryParam.refVoltageSourceSelect = ADC12_B_VREFPOS_AVCC_VREFNEG_VSS;
configureMemoryParam.endOfSequence = ADC12_B_NOTENDOFSEQUENCE;
configureMemoryParam.windowComparatorSelect = ADC12_B_WINDOW_COMPARATOR_DISABLE;
configureMemoryParam.differentialModeSelect = ADC12_B_DIFFERENTIAL_MODE_DISABLE;
ADC12_B_configureMemory(ADC12_B_BASE, &configureMemoryParam);
configureMemoryParam.memoryBufferControlIndex = ADC12_B_MEMORY_3;
configureMemoryParam.inputSourceSelect = ADC12_B_INPUT_A7;
configureMemoryParam.refVoltageSourceSelect = ADC12_B_VREFPOS_AVCC_VREFNEG_VSS;
configureMemoryParam.endOfSequence = ADC12_B_NOTENDOFSEQUENCE;
configureMemoryParam.windowComparatorSelect = ADC12_B_WINDOW_COMPARATOR_DISABLE;
configureMemoryParam.differentialModeSelect = ADC12_B_DIFFERENTIAL_MODE_DISABLE;
ADC12_B_configureMemory(ADC12_B_BASE, &configureMemoryParam);
ADC12_B_startConversion(ADC12_B_BASE,
ADC12_B_MEMORY_0,
ADC12_B_REPEATED_SEQOFCHANNELS);
Init_LCD();
PMM_unlockLPM5();
__bic_SR_register(GIE);
__bis_SR_register(GIE);
while (1)
{
__bic_SR_register(GIE);
if (index_ADC == 0)
ind_ADC= 9;
else
ind_ADC= index_ADC-1;
ltoa((long) ADC_results[ind_ADC][0], sample1_ADC);
ltoa((long) ADC_results[ind_ADC][1], sample2_ADC);
ltoa((long) ADC_results[ind_ADC][2], sample3_ADC);
ltoa((long) ADC_results[ind_ADC][3], sample4_ADC);
usiButton1 = GPIO_getInputPinValue ( GPIO_PORT_P1, GPIO_PIN1 );
if ( usiButton1 == GPIO_INPUT_PIN_LOW ) {
value=value+1;}
if(value==1){
strcpy(disp_ADC, "1 ");
strcat(disp_ADC, sample1_ADC);
displayScrollText(disp_ADC);
}
if(value==2){
strcpy(disp_ADC, "2 ");
strcat(disp_ADC, sample2_ADC);
displayScrollText(disp_ADC);
}
if(value==3){
strcpy(disp_ADC, "3 ");
strcat(disp_ADC, sample3_ADC);
displayScrollText(disp_ADC);
}
if(value==4){
strcpy(disp_ADC, "4 ");
strcat(disp_ADC, sample4_ADC);
displayScrollText(disp_ADC);
}
if(value==4)
value=0;
__bis_SR_register(GIE);
}
}
// intreruperilor pt ADC12MEM0 (ADC12_B_MEMORY_0) pana la ADC12MEM3
// cele 4 locatii de mem asociate canalelor ADC 4, 5, 6, 7
#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
#pragma vector = ADC12_VECTOR
__interrupt void ADC12_ISR(void)
#elif defined(__GNUC__)
void __attribute__ ((interrupt(ADC12_VECTOR))) ADC12_ISR (void)
#else
#error Compiler not supported!
#endif
{
switch(__even_in_range(ADC12IV, ADC12IV_ADC12RDYIFG))
{
case ADC12IV_NONE: break; // Vector 0: No interrupt
case ADC12IV_ADC12OVIFG: break; // Vector 2: ADC12MEMx Overflow
case ADC12IV_ADC12TOVIFG: break; // Vector 4: Conversion time overflow
case ADC12IV_ADC12HIIFG: break; // Vector 6: ADC12BHI
case ADC12IV_ADC12LOIFG: break; // Vector 8: ADC12BLO
case ADC12IV_ADC12INIFG: break; // Vector 10: ADC12BIN
case ADC12IV_ADC12IFG0: // Vector 12: ADC12MEM0 Interrupt
ADC12_B_clearInterrupt(ADC12_B_BASE, 0, ADC12_B_IFG0);
index_ADC++;
if (index_ADC == 10) //
index_ADC=0;
int volt;
volt=(float)(ADC12MEM0*3.3/4096)*1000;
ADC_results [index_ADC][0]= volt;
// __bic_SR_register_on_exit(LPM0_bits); // Exit active CPU
break; // Clear CPUOFF bit from 0(SR)
case ADC12IV_ADC12IFG1: // Vector 14: ADC12MEM1
ADC12_B_clearInterrupt(ADC12_B_BASE, 0, ADC12_B_IFG1);
ADC_results [index_ADC][1]= ADC12MEM1;
break;
case ADC12IV_ADC12IFG2: // Vector 16: ADC12MEM2
ADC12_B_clearInterrupt(ADC12_B_BASE, 0, ADC12_B_IFG2);
ADC_results [index_ADC][2]= ADC12MEM2;
break;
case ADC12IV_ADC12IFG3: // Vector 18: ADC12MEM3
ADC12_B_clearInterrupt(ADC12_B_BASE, 0, ADC12_B_IFG3);
ADC_results [index_ADC][3]= ADC12MEM3;
break;
default: break;
}
}
