dac.c File Reference

SAM Peripheral Digital-to-Analog Converter Driver.

Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.

#include "dac.h"
#include <system.h>
#include <pinmux.h>

Functions
static void	_dac_set_config (struct dac_module *const module_inst, struct dac_config *const config)
void	dac_chan_disable (struct dac_module *const module_inst, enum dac_channel channel)
	Disable a DAC channel. More...
void	dac_chan_enable (struct dac_module *const module_inst, enum dac_channel channel)
	Enable a DAC channel. More...
void	dac_chan_get_config_defaults (struct dac_chan_config *const config)
bool	dac_chan_is_end_of_conversion (struct dac_module *const module_inst, enum dac_channel channel)
	Retrieves the status of DAC channel end of conversion. More...
void	dac_chan_set_config (struct dac_module *const module_inst, const enum dac_channel channel, struct dac_chan_config *const config)
	Writes a DAC channel configuration to the hardware module. More...
enum status_code	dac_chan_write (struct dac_module *const module_inst, enum dac_channel channel, const uint16_t data)
	Write to the DAC. More...
enum status_code	dac_chan_write_buffer_wait (struct dac_module *const module_inst, enum dac_channel channel, uint16_t *buffer, uint32_t length)
	Write to the DAC. More...
void	dac_clear_status (struct dac_module *const module_inst, uint32_t status_flags)
	Clears a module status flag. More...
void	dac_disable (struct dac_module *const module_inst)
	Disable the DAC module. More...
void	dac_disable_events (struct dac_module *const module_inst, struct dac_events *const events)
	Disables a DAC event input or output. More...
void	dac_enable (struct dac_module *const module_inst)
	Enable the DAC module. More...
void	dac_enable_events (struct dac_module *const module_inst, struct dac_events *const events)
	Enables a DAC event input or output. More...
void	dac_get_config_defaults (struct dac_config *const config)
	Initializes a DAC configuration structure to defaults. More...
uint32_t	dac_get_status (struct dac_module *const module_inst)
	Retrieves the current module status. More...
enum status_code	dac_init (struct dac_module *const module_inst, Dac *const module, struct dac_config *const config)
	Initialize the DAC device struct. More...
bool	dac_is_syncing (struct dac_module *const dev_inst)
	Determines if the hardware module(s) are currently synchronizing to the bus. More...
void	dac_reset (struct dac_module *const module_inst)
	Resets the DAC module. More...

static void _dac_set_config ( struct dac_module *const  module_inst, struct dac_config *const  config  )

static

Writes a DAC configuration to the hardware module.

Writes out a given configuration to the hardware module.

Parameters

[out]	module_inst	Pointer to the DAC software instance struct
[in]	config	Pointer to the configuration struct

References Assert, DAC_CHANNEL_0, DAC_CHANNEL_1, dac_config::differential_mode, and dac_config::reference.

Referenced by dac_init().