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72 lines
2.4 KiB
72 lines
2.4 KiB
//----------------------------------------------------------------------------------------------------------------------------
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// Project: Uppsense
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// Name: dac101c085.h
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// Author: Maximilian Stiefel
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// Date: 08.08.2017
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//
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// Description: Small simple driver for the TI DAC101C085.
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//
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//----------------------------------------------------------------------------------------------------------------------------
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#ifndef APP_DAC101C085_H_
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#define APP_DAC101C085_H_
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//-------------------------------------Libraries------------------------------------------------------------------------------
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#include <stdint.h>
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#include "defines.h"
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//-------------------------------------Defines--------------------------------------------------------------------------------
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#define PD_BITS_POS 13 // Position of power down bits
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#define D_BITS_POS 2 // Position of data bits
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//-------------------------------------Namespaces-----------------------------------------------------------------------------
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namespace rijnfel {
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namespace dac {
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//-------------------------------------Enums----------------------------------------------------------------------------------
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/** Represents the operational mode of the DAC.
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*/
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enum eOpMode {NORMAL, PULL_DOWN_2K5, PULL_DOWN_100K, HIGH_IMPEDANCE};
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//-------------------------------------cDAC101085-----------------------------------------------------------------------------
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/** Small simple driver for the TI DAC101C085.
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*/
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class cDAC101C085
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{
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public:
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/** @brief Instantiate DAC, assign a number and an address.
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* @param i_dac_number Number of the DAC.
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* @param i_address I2C address of this DAC.
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*/
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cDAC101C085(uint8_t i_dac_number, uint8_t i_address); // Constructor
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/** @brief Free DAC, is currently doing nothing.
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*/
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~cDAC101C085(); // Destructor
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/** @brief Check if the device is answering on the bus.
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* @retval uint8_t Returns 1 on success, 0 when failing.
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*/
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uint8_t CheckDev(); // Check if device is available and alive
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/** @brief Read out 16 bit register of the DAC.
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* @retval uint16_t 16 bit read from the DAC.
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*/
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uint16_t ReadSettings(void);
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/** @brief Write new setting to DAC register.
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* @retval uint8_t Returns 1 on success, 0 when failing.
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*/
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uint8_t ChangeSettings(enum eOpMode mode, uint16_t val);
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private:
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uint8_t m_dac_number; // Which of the dacs is it?
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uint8_t m_address;
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uint8_t WriteSettings(uint16_t settings);
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uint8_t I2CError(uint8_t error);
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};
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}
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}
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#endif /* APP_DAC101C085_H_ */
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