mirror of
https://github.com/RobTillaart/Arduino.git
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127 lines
2.7 KiB
C++
127 lines
2.7 KiB
C++
#pragma once
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//
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// FILE: DAC8551.h
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// AUTHOR: Rob Tillaart
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// PURPOSE: Arduino library for DAC8551 SPI Digital Analog Convertor
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// could work with DAC8550, not tested
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// VERSION: 0.4.1
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// HISTORY: See DAC8551.cpp
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// URL: https://github.com/RobTillaart/DAC8551
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//
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#include "Arduino.h"
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#include "SPI.h"
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#define DAC8551_LIB_VERSION (F("0.4.1"))
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#define DAC8551_POWERDOWN_NORMAL 0
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#define DAC8551_POWERDOWN_1K 1
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#define DAC8551_POWERDOWN_100K 2
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#define DAC8551_POWERDOWN_HIGH_IMP 3
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#ifndef __SPI_CLASS__
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// MBED must be tested before RP2040
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#if defined(ARDUINO_ARCH_MBED)
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#define __SPI_CLASS__ SPIClass
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#elif defined(ARDUINO_ARCH_RP2040)
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#define __SPI_CLASS__ SPIClassRP2040
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#else
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#define __SPI_CLASS__ SPIClass
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#endif
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#endif
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class DAC8551
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{
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public:
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DAC8551(uint8_t select, __SPI_CLASS__ * spi = &SPI);
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DAC8551(uint8_t select, uint8_t spiData, uint8_t spiClock);
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void begin();
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void setValue(uint16_t value);
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uint16_t getValue();
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void setPowerDown(uint8_t powerDownMode);
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uint8_t getPowerDownMode();
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// speed in Hz
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void setSPIspeed(uint32_t speed);
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uint32_t getSPIspeed() { return _SPIspeed; };
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bool usesHWSPI() { return _hwSPI; };
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protected:
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uint8_t _dataOut = 255;
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uint8_t _clock = 255;
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uint8_t _select = 255;
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bool _hwSPI = false;
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uint16_t _value = 0;
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uint8_t _register = 0;
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uint32_t _SPIspeed = 16000000;
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void updateDevice();
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void swSPI_transfer(uint8_t value);
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__SPI_CLASS__ * _mySPI;
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SPISettings _spi_settings;
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};
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/////////////////////////////////////////////////////////
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//
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// DERIVED DAC8501, DAC8531, DAC8550
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//
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#define DAC8501_POWERDOWN_NORMAL 0
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#define DAC8501_POWERDOWN_1K 1
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#define DAC8501_POWERDOWN_100K 2
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#define DAC8501_POWERDOWN_HIGH_IMP 3
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class DAC8501 : public DAC8551
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{
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public:
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DAC8501(uint8_t select, __SPI_CLASS__ * spi = &SPI);
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DAC8501(uint8_t select, uint8_t spiData, uint8_t spiClock);
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};
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#define DAC8531_POWERDOWN_NORMAL 0
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#define DAC8531_POWERDOWN_1K 1
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#define DAC8531_POWERDOWN_100K 2
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#define DAC8531_POWERDOWN_HIGH_IMP 3
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class DAC8531 : public DAC8551
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{
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public:
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DAC8531(uint8_t select, __SPI_CLASS__ * spi = &SPI);
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DAC8531(uint8_t select, uint8_t spiData, uint8_t spiClock);
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};
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#define DAC8550_POWERDOWN_NORMAL 0
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#define DAC8550_POWERDOWN_1K 1
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#define DAC8550_POWERDOWN_100K 2
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#define DAC8550_POWERDOWN_HIGH_IMP 3
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class DAC8550 : public DAC8551
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{
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public:
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DAC8550(uint8_t select, __SPI_CLASS__ * spi = &SPI);
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DAC8550(uint8_t select, uint8_t spiData, uint8_t spiClock);
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};
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// -- END OF FILE --
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