diff --git a/sampling.c b/sampling.c
index 22ce178..96093c8 100644
--- a/sampling.c
+++ b/sampling.c
@@ -57,11 +57,11 @@ void start_sampler() {
                         0); // specify the "Always" trigger
     // in the 0th step, sample channel 3 (AIN3)
     // enable interrupt, and make it the end of sequence
-    ADCSequenceStepConfigure(ADC1_BASE, 0, 0, ADC_CTL_CH3);
+    ADCSequenceStepConfigure(ADC1_BASE, 0, 0, ADC_CTL_CH3 | ADC_CTL_END | ADC_CTL_IE);
     // enable the sequence. it is now sampling
-    ADCSequenceEnable(ADC0_BASE, 0);
+    ADCSequenceEnable(ADC1_BASE, 0);
     // enable sequence 0 interrupt in the ADC1 peripheral
-    ADCIntEnable(ADC1_BASE, INT_ADC1SS0);
+    ADCIntEnable(ADC1_BASE, 0); // INT_ADC1SS0
     IntPrioritySet(INT_ADC1SS0, 0); // set ADC1 sequence 0 interrupt priority
     // enable ADC1 sequence 0 interrupt in int. controller
     IntEnable(INT_ADC1SS0);