mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-10-03 18:09:02 -04:00
133 lines
2.8 KiB
C++
133 lines
2.8 KiB
C++
#pragma once
|
|
//
|
|
// FILE: DAC8551.h
|
|
// AUTHOR: Rob Tillaart
|
|
// PURPOSE: Arduino library for DAC8551 SPI Digital Analog Convertor
|
|
// could work with DAC8550, not tested
|
|
// VERSION: 0.2.5
|
|
// HISTORY: See DAC8551.cpp
|
|
// URL: https://github.com/RobTillaart/DAC8551
|
|
//
|
|
|
|
|
|
#include "Arduino.h"
|
|
#include "SPI.h"
|
|
|
|
|
|
#define DAC8551_LIB_VERSION (F("0.2.5"))
|
|
|
|
|
|
#define DAC8551_POWERDOWN_NORMAL 0
|
|
#define DAC8551_POWERDOWN_1K 1
|
|
#define DAC8551_POWERDOWN_100K 2
|
|
#define DAC8551_POWERDOWN_HIGH_IMP 3
|
|
|
|
|
|
class DAC8551
|
|
{
|
|
public:
|
|
DAC8551(uint8_t slaveSelect);
|
|
DAC8551(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect);
|
|
|
|
void begin();
|
|
|
|
void setValue(uint16_t value);
|
|
uint16_t getValue();
|
|
|
|
void setPowerDown(uint8_t powerDownMode);
|
|
uint8_t getPowerDownMode();
|
|
|
|
// speed in Hz
|
|
void setSPIspeed(uint32_t speed);
|
|
uint32_t getSPIspeed() { return _SPIspeed; };
|
|
|
|
bool usesHWSPI() { return _hwSPI; };
|
|
|
|
// ESP32 specific
|
|
#if defined(ESP32)
|
|
void selectHSPI() { _useHSPI = true; };
|
|
void selectVSPI() { _useHSPI = false; };
|
|
bool usesHSPI() { return _useHSPI; };
|
|
bool usesVSPI() { return !_useHSPI; };
|
|
|
|
// to overrule ESP32 default hardware pins
|
|
void setGPIOpins(uint8_t clk, uint8_t miso, uint8_t mosi, uint8_t select);
|
|
#endif
|
|
|
|
protected:
|
|
uint8_t _dataOut = 255;
|
|
uint8_t _clock = 255;
|
|
uint8_t _select = 255;
|
|
|
|
bool _hwSPI = false;
|
|
uint16_t _value = 0;
|
|
uint8_t _register = 0;
|
|
|
|
uint32_t _SPIspeed = 16000000;
|
|
|
|
void updateDevice();
|
|
void swSPI_transfer(uint8_t value);
|
|
|
|
|
|
SPIClass * mySPI;
|
|
SPISettings _spi_settings;
|
|
|
|
#if defined(ESP32)
|
|
bool _useHSPI = true;
|
|
#endif
|
|
};
|
|
|
|
|
|
/////////////////////////////////////////////////////////
|
|
//
|
|
// derive 8501, 8531 and 8550 from 8551
|
|
//
|
|
|
|
#define DAC8501_POWERDOWN_NORMAL 0
|
|
#define DAC8501_POWERDOWN_1K 1
|
|
#define DAC8501_POWERDOWN_100K 2
|
|
#define DAC8501_POWERDOWN_HIGH_IMP 3
|
|
|
|
|
|
class DAC8501 : public DAC8551
|
|
{
|
|
public:
|
|
DAC8501(uint8_t slaveSelect);
|
|
DAC8501(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect);
|
|
|
|
};
|
|
|
|
|
|
#define DAC8531_POWERDOWN_NORMAL 0
|
|
#define DAC8531_POWERDOWN_1K 1
|
|
#define DAC8531_POWERDOWN_100K 2
|
|
#define DAC8531_POWERDOWN_HIGH_IMP 3
|
|
|
|
|
|
class DAC8531 : public DAC8551
|
|
{
|
|
public:
|
|
DAC8531(uint8_t slaveSelect);
|
|
DAC8531(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect);
|
|
|
|
};
|
|
|
|
|
|
#define DAC8550_POWERDOWN_NORMAL 0
|
|
#define DAC8550_POWERDOWN_1K 1
|
|
#define DAC8550_POWERDOWN_100K 2
|
|
#define DAC8550_POWERDOWN_HIGH_IMP 3
|
|
|
|
|
|
class DAC8550 : public DAC8551
|
|
{
|
|
public:
|
|
DAC8550(uint8_t slaveSelect);
|
|
DAC8550(uint8_t spiData, uint8_t spiClock, uint8_t slaveSelect);
|
|
|
|
};
|
|
|
|
|
|
// -- END OF FILE --
|
|
|