Jurica Resetar
/
acn_nrf52_saadc_2
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Dependents: acd52832_SAADC_Differential_input_2
Fork of
acn_nrf52_saadc
by 
Jurica Resetar
Diff: acd_nrf52_saadc.cpp
- Revision:
- 1:2d6e904c6843
- Parent:
- 0:838e26b2ef09
- Child:
- 2:1e7d6ab5b04b
--- a/acd_nrf52_saadc.cpp Tue Aug 22 12:16:06 2017 +0000
+++ b/acd_nrf52_saadc.cpp Wed Aug 23 07:28:42 2017 +0000
@@ -0,0 +1,27 @@
+#include "acd_nrf52_saadc.h"
+
+// add and remove analog channels -> +/- maxcnt
+
+NRF52_SAADC::NRF52_SAADC(int16_t *dataPointer) : dataPointer(dataPointer){
+ NRF_SAADC->ENABLE = 1;
+ NRF_SAADC->RESULT.MAXCNT = 1;
+ NRF_SAADC->RESULT.PTR =(uint32_t)dataPointer;
+ NRF_SAADC->CH[0].PSELP = 9; // Input positive pin is VDD = 9
+}
+
+NRF52_SAADC::~NRF52_SAADC(){
+
+}
+
+void NRF52_SAADC::getData(){
+ NRF_SAADC->TASKS_START = 1;
+ while(!NRF_SAADC->EVENTS_STARTED);
+ NRF_SAADC->TASKS_SAMPLE = 1;
+ while(!NRF_SAADC->EVENTS_END);
+ while(!NRF_SAADC->EVENTS_RESULTDONE);
+ while(!NRF_SAADC->EVENTS_DONE);
+ //if(NRF_SAADC->RESULT.AMOUNT == 0);
+ wait_us(20);
+ NRF_SAADC->TASKS_STOP = 1;
+ while(!NRF_SAADC->EVENTS_STOPPED);
+}