Jurica Resetar / acn_nrf52_saadc

SAADC library and drivers for nrf52832.

Dependents:   acd52832_SAADC_Differential_input_EPD acd52832_Car_battery_ch acd52832_Car_battery_ch_2

Library to use aconno drivers for Nordic Semiconductor nrf52832 SAADC.

Files at this revision

API Documentation at this revision

Revision 10:b763d9cfc063, committed 2017-10-04

Comitter:
jurica238814
Date:
Wed Oct 04 08:01:51 2017 +0000
Parent:
9:a1eacc3f0cbb
Commit message:
Resolution and input range hardcoded.

Changed in this revision

acd_nrf52_saadc.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/acd_nrf52_saadc.cpp	Fri Sep 29 11:12:03 2017 +0000
+++ b/acd_nrf52_saadc.cpp	Wed Oct 04 08:01:51 2017 +0000
@@ -16,11 +16,12 @@
         // Do this for the first object only
         NRF_SAADC->ENABLE = 1;
         NRF_SAADC->RESULT.PTR =(uint32_t)data;  // Pass pointer to results buffer
+        NRF_SAADC->RESOLUTION = 3;
         calibrate();
     }
     if(channelCounter < 8){
         NRF_SAADC->CH[channel].PSELP = analogIn + 1;     
-        NRF_SAADC->CH[channel].CONFIG = 0x00021500; // reset
+        NRF_SAADC->CH[channel].CONFIG = 0x00021000; // reset
         channelCounter++;
         NRF_SAADC->RESULT.MAXCNT = channelCounter;
     }
@@ -31,12 +32,13 @@
         // Do this for the first object only
         NRF_SAADC->ENABLE = 1;
         NRF_SAADC->RESULT.PTR =(uint32_t)data;  // Pass pointer to results buffer
+        NRF_SAADC->RESOLUTION = 3;
         calibrate();
     }
     if(channelCounter < 8){
         NRF_SAADC->CH[channel].PSELP = pPin + 1;     
         NRF_SAADC->CH[channel].PSELN = nPin + 1;     
-        NRF_SAADC->CH[channel].CONFIG = 0x00121500; // differential  input, Gain 1
+        NRF_SAADC->CH[channel].CONFIG = 0x00121200; // differential  input, Gain 1
         channelCounter++;
         NRF_SAADC->RESULT.MAXCNT = channelCounter;
     }