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nRF52840Adc.h 7.05 KiB
//-----------------------------------------------------------------------------
// Thema: Social Manufacturing Network / Development Environment
// Datei: nRF52840Adc.h
// Editor: Robert Patzke
// URI/URL: www.mfp-portal.de
//-----------------------------------------------------------------------------
// Lizenz: CC-BY-SA (wikipedia: Creative Commons)
// Datum: 03. Oktober 2022
//
#ifndef NRF52840ADC_H
#define NRF52840ADC_H
#include <stdio.h>
#include "arduinoDefs.h"
#include "IntrfAdc.h"
#include "nrf52840.h"
#ifndef nrfAdcDef
// ----------------------------------------------------------------------------
typedef struct _ChnLimits
{
dword Low;
dword High;
} ChnLimits;
typedef struct _ChnConfigs
{
dword PSELP;
dword PSELN;
dword CONFIG;
dword LIMIT;
} ChnConfigs;
#define ChnConfPullDownInP 0x00000001
#define ChnConfPullUpInP 0x00000002
#define ChnConfV1_2InpP 0x00000003
#define ChnConfPullDownInN 0x00000010
#define ChnConfPullUpInN 0x00000020
#define ChnConfV1_2InpN 0x00000030
#define ChnConfGain1_6 0x00000000
#define ChnConfGain1_5 0x00000100
#define ChnConfGain1_4 0x00000200
#define ChnConfGain1_3 0x00000300
#define ChnConfGain1_2 0x00000400
#define ChnConfGain1 0x00000500
#define ChnConfGain2 0x00000600
#define ChnConfGain4 0x00000700
#define ChnConfRefV1_4 0x00001000
#define ChnConfAcqT3 0x00000000
#define ChnConfAcqT5 0x00010000
#define ChnConfAcqT10 0x00020000
#define ChnConfAcqT15 0x00030000
#define ChnConfAcqT20 0x00040000
#define ChnConfAcqT40 0x00050000
#define ChnConfDiffMode 0x00100000
#define ChnConfBurst 0x01000000
typedef struct _nrfAdc
{
volatile dword TASKS_START; // 000
volatile dword TASKS_SAMPLE; // 004
volatile dword TASKS_STOP; // 008
volatile dword TASKS_CALIBRATEOFFSET; // 00C
volatile dword Reserve01[60]; // 010
volatile dword EVENTS_STARTED; // 100
volatile dword EVENTS_END; // 104
volatile dword EVENTS_DONE; // 108
volatile dword EVENTS_RESULTDONE; // 10C volatile dword EVENTS_CALIBRATEDONE; // 110
volatile dword EVENTS_STOPPED; // 114
volatile ChnLimits EVENTS_CHNLIMIT[8]; // 118
volatile dword Reserve02[106]; // 158
volatile dword INTEN; // 300
volatile dword INTENSET; // 304
volatile dword INTENCLR; // 308
volatile dword Reserve03[61]; // 30C
volatile dword STATUS; // 400
volatile dword Reserve04[63]; // 404
volatile dword ENABLE; // 500
volatile dword Reserve05[03]; // 504
volatile ChnConfigs CH[8]; // 510
volatile dword Reserve06[24]; // 590
volatile dword RESOLUTION; // 5F0
volatile dword OVERSAMPLE; // 5F4
volatile dword SAMPLERATE; // 5F8
volatile dword Reserve07[12]; // 5FC
volatile dword RESULT_PTR; // 62C
volatile dword RESULT_MAXCNT; // 630
volatile dword RESULT_AMOUNT; // 634
} nrfAdc, *nrfAdcPtr;
#define NrfAdcBase 0x40007000
#define NrfAdcPtr ((nrfAdcPtr) NrfAdcBase)
// Falls noch kein Zugriff auf die Taktfestlegung erfolgte
//
#ifndef NrfClockBase
#define NrfClockBase 0x40000000
#endif
#ifndef nrfClockTASKS_HFCLKSTART
#define nrfClockTASKS_HFCLKSTART ((dword *) 0x40000000)
#endif
#ifndef nrfClock_HFCLKSTAT
#define nrfClock_HFCLKSTAT ((dword *) 0x4000040C)
#endif
#ifndef nrfClock_HFCLKisRunning
#define nrfClock_HFCLKisRunning 0x00010000
#endif
#define nrfAdcDef
// ----------------------------------------------------------------------------
#endif
#define P0(x) (x)
#define P1(x) (32+x)
#ifdef smnNANOBLE33
// ----------------------------------------------------------------------------
#define ArdA0Bit 4
#define ArdA1Bit 5
#define ArdA2Bit 30
#define ArdA3Bit 29
#define ArdA4Bit 31
#define ArdA5Bit 2
#define ArdA6Bit 28
#define ArdA7Bit 3
#define ArdA0 P0(4)
#define ArdA1 P0(5)
#define ArdA2 P0(30)
#define ArdA3 P0(29)
#define ArdA4 P0(31)
#define ArdA5 P0(2)
#define ArdA6 P0(28)
#define ArdA7 P0(3)
#define ArdA0Mask (1 << 4)
#define ArdA1Mask (1 << 5)
#define ArdA2Mask (1 << 30)
#define ArdA3Mask (1 << 29)
#define ArdA4Mask (1 << 31)
#define ArdA5Mask (1 << 2)
#define ArdA6Mask (1 << 28)
#define ArdA7Mask (1 << 3)
enum AdcChnPin
{
seC1P = 4,
seC2P = 5,
seC3P = 30,
seC4P = 29,
seC5P = 31,
seC6P = 2,
seC7P = 28,
seC8P = 3
};
// ----------------------------------------------------------------------------
#endif
class nRF52840Adc : IntrfAdc
{
// --------------------------------------------------------------------------
// Spezifische Datentypen
// --------------------------------------------------------------------------
//
class Channels
{
public:
int unsList[8];
int srtList[8];
int nrOfChannels;
short seResult[8];
short diResult[4];
void clrLists();
int add(int chnNr);
void sort();
};
private:
// --------------------------------------------------------------------------
// lokale Variablen
// --------------------------------------------------------------------------
//
Channels channels;
Statistic statistic;
// --------------------------------------------------------------------------
// lokale Funktionen
// --------------------------------------------------------------------------
//
dword cnfChn(int chnIdx, ChnConf conf, AcqTime acqt, PreGain pg);
dword cnfPin(PinNr pinNr);
public:
// --------------------------------------------------------------------------
// Konstruktoren
// --------------------------------------------------------------------------
//
nRF52840Adc();
// --------------------------------------------------------------------------
// Konfigurationen
// -------------------------------------------------------------------------- //
void config(PinNr pinNrP, PinNr pinNrN, ChnNr chnNr, ChnConf conf, AcqTime acqt, PreGain pg);
void begin();
// --------------------------------------------------------------------------
// Anwendungsfunktionen
// --------------------------------------------------------------------------
//
// ----------------------------------------------------------------------------
// Ereignisbearbeitung und Interrupts
// ----------------------------------------------------------------------------
//
static nRF52840Adc *instPtr0;
static void irqHandler0();
void irqHandler();
// --------------------------------------------------------------------------
// Debugging und globale Variablen
// --------------------------------------------------------------------------
//
};
#endif //NRF52840ADC_H