DAC Interface

Interface for D/A converters. More...

Data Structures
struct	dac_info_t
struct	dac_cfg_t
struct	dac_api_t
struct	dac_instance_t

Typedefs
typedef uint16_t	dac_size_t
typedef void	dac_ctrl_t

Enumerations
enum	dac_data_format_t { DAC_DATA_FORMAT_FLUSH_RIGHT = 0, DAC_DATA_FORMAT_FLUSH_LEFT = 1 }

Detailed Description

Interface for D/A converters.

Summary

The DAC interface provides standard Digital/Analog Converter functionality. A DAC application writes digital sample data to the device and generates analog output on the DAC output pin.

Related SSP architecture topics:

• SSP Interfaces
• SSP Predefined Layers
• Using SSP Modules

DAC Interface description: DAC Driver

Typedef Documentation

dac_ctrl_t

typedef void dac_ctrl_t

DAC control block. Allocate an instance specific control block to pass into the DAC API calls.

Implemented as

• dac_instance_ctrl_t

dac_size_t

typedef uint16_t dac_size_t

Data type to store DAC output value.

Enumeration Type Documentation

dac_data_format_t

enum dac_data_format_t

DAC Open API AD/DA data format settings.

Enumerator
DAC_DATA_FORMAT_FLUSH_RIGHT	LSB of data is flush to the right leaving the top 4 bits unused.
DAC_DATA_FORMAT_FLUSH_LEFT	MSB of data is flush to the left leaving the bottom 4 bits unused.