Part Number:MSP430FR5969
Tool/software: Code Composer Studio
MY simple code of ADC12_B of A7 as input and ADC12MEM25 as a memory ..my code is not entering the isr of ADC12MEM25...Please report any changes
#include "driverlib.h"
int value=0;
void gpio_init();
void adc_init();
void main(void)
{
// Stop WDT
WDT_A_hold(WDT_A_BASE);
PMM_unlockLPM5();
gpio_init();
adc_init();
__bis_SR_register( GIE);
while(1)
{
__delay_cycles(5000);
ADC12_B_startConversion(ADC12_B_BASE,ADC12_B_MEMORY_25,ADC12_B_SINGLECHANNEL);
// LPM0, ADC12_B_ISR will force exit
__no_operation(); // For debugger
}
}
void gpio_init()
{
GPIO_setAsPeripheralModuleFunctionOutputPin(GPIO_PORT_P2,GPIO_PIN4,GPIO_TERNARY_MODULE_FUNCTION );
}
void adc_init()
{
ADC12_B_initParam initParam = {0};
initParam.sampleHoldSignalSourceSelect = ADC12_B_SAMPLEHOLDSOURCE_SC;
initParam.clockSourceSelect = ADC12_B_CLOCKSOURCE_SMCLK;
initParam.clockSourceDivider = ADC12_B_CLOCKDIVIDER_1;
initParam.clockSourcePredivider = ADC12_B_CLOCKPREDIVIDER__1;
initParam.internalChannelMap = ADC12_B_NOINTCH;
ADC12_B_init(ADC12_B_BASE, &initParam);
//Enable the ADC12B module
ADC12_B_enable(ADC12_B_BASE);
ADC12_B_setupSamplingTimer(ADC12_B_BASE,ADC12_B_CYCLEHOLD_16_CYCLES,ADC12_B_CYCLEHOLD_4_CYCLES, ADC12_B_MULTIPLESAMPLESDISABLE);
ADC12_B_configureMemoryParam configureMemoryParam = {0};
configureMemoryParam.memoryBufferControlIndex = ADC12_B_MEMORY_25;
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_clearInterrupt(ADC12_B_BASE,1,ADC12_B_IFG25);
//Enable memory buffer 0 interrupt
ADC12_B_enableInterrupt(ADC12_B_BASE,0,ADC12_B_IE25,0);
}
#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
#pragma vector=ADC12_VECTOR
__interrupt
#elif defined(__GNUC__)
__attribute__((interrupt(ADC12_VECTOR)))
#endif
void ADC12_ISR(void)
{
switch(__even_in_range(ADC12IV,62))
{
case 0: break; // Vector 0: No interrupt
case 2: break; // Vector 2: ADC12BMEMx Overflow
case 4: break; // Vector 4: Conversion time overflow
case 6: break; // Vector 6: ADC12BHI
case 8: break; // Vector 8: ADC12BLO
case 10: break; // Vector 10: ADC12BIN
case 12: break; // Vector 12: ADC12BMEM0 Interrupt
case 14: break; // Vector 14: ADC12BMEM1
case 16: break; // Vector 16: ADC12BMEM2
case 18: break; // Vector 18: ADC12BMEM3
case 20: break; // Vector 20: ADC12BMEM4
case 22: break; // Vector 22: ADC12BMEM5
case 24: break; // Vector 24: ADC12BMEM6
case 26: break; // Vector 26: ADC12BMEM7
case 28: break; // Vector 28: ADC12BMEM8
case 30: break; // Vector 30: ADC12BMEM9
case 32: break; // Vector 32: ADC12BMEM10
case 34: break; // Vector 34: ADC12BMEM11
case 36: break; // Vector 36: ADC12BMEM12
case 38: break; // Vector 38: ADC12BMEM13
case 40: break; // Vector 40: ADC12BMEM14
case 42: break; // Vector 42: ADC12BMEM15
case 44: break; // Vector 44: ADC12BMEM16
case 46: break; // Vector 46: ADC12BMEM17
case 48: break; // Vector 48: ADC12BMEM18
case 50: break; // Vector 50: ADC12BMEM19
case 52: break; // Vector 52: ADC12BMEM20
case 54: break; // Vector 54: ADC12BMEM21
case 56: break; // Vector 56: ADC12BMEM22
case 58: break; // Vector 58: ADC12BMEM23
case 60: break; // Vector 60: ADC12BMEM24
case 62:
value=ADC12MEM25;
break; // Vector 62: ADC12BMEM25
case 64: break; // Vector 64: ADC12BMEM26
case 66: break; // Vector 66: ADC12BMEM27
case 68: break; // Vector 68: ADC12BMEM28
case 70: break; // Vector 70: ADC12BMEM29
case 72: break; // Vector 72: ADC12BMEM30
case 74: break; // Vector 74: ADC12BMEM31
case 76: break; // Vector 76: ADC12BRDY
default: break;
}
}