mirror of
https://github.com/RobTillaart/Arduino.git
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99 lines
1.7 KiB
C++
99 lines
1.7 KiB
C++
#pragma once
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//
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// FILE: ADC081S.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.2.0
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// DATE: 2024-01-10
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// PURPOSE: Arduino library for ADC081S 8 bit ADC (SPI)
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// URL: https://github.com/RobTillaart/ADC081S
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//
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#include "Arduino.h"
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#include "SPI.h"
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#define ADC081S_LIB_VERSION (F("0.2.0"))
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#ifndef __SPI_CLASS__
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#if 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 ADC081S
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{
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public:
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// HARDWARE SPI
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ADC081S(__SPI_CLASS__ * mySPI = &SPI);
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// SOFTWARE SPI
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ADC081S(uint8_t dataIn, uint8_t clock);
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void begin(uint8_t select);
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uint16_t maxValue();
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uint16_t read();
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// speed in Hz
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void setSPIspeed(uint32_t speed);
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uint32_t getSPIspeed();
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// debugging
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bool usesHWSPI();
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uint32_t count(); // number of channels read.
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void lowPower();
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void wakeUp();
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bool isLowPower();
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protected:
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uint8_t _data;
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uint8_t _clock;
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uint8_t _select;
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bool _hwSPI;
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uint16_t _maxValue;
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uint16_t readADC();
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void shutDown();
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uint16_t swSPI_transfer16(uint16_t m = 0x8000);
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// 1 MHz is a safe value (datasheet); in a test 4 MHz worked.
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uint32_t _SPIspeed = 1000000;
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__SPI_CLASS__ * _mySPI;
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SPISettings _spi_settings;
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uint32_t _count;
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bool _isLowPower;
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};
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//////////////////////////////////////////////////////////////////////
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//
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// DERIVED CLASSES
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//
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class ADC101S : public ADC081S
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{
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public:
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ADC101S(__SPI_CLASS__ * mySPI = &SPI);
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ADC101S(uint8_t data, uint8_t clock);
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uint16_t read();
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};
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class ADC121S : public ADC081S
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{
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public:
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ADC121S(__SPI_CLASS__ * mySPI = &SPI);
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ADC121S(uint8_t data, uint8_t clock);
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uint16_t read();
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};
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// -- END OF FILE --
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