dac_callback.c File Reference

SAM Digital-to-Analog Interrupt Driver.

Copyright (c) 2013-2018 Microchip Technology Inc. and its subsidiaries.

#include "dac.h"
#include "dac_callback.h"

Functions
static void	_dac_interrupt_handler (const uint8_t instance)
void	dac_chan_abort_job (struct dac_module *module_inst, const enum dac_channel channel)
	Aborts an ongoing job. More...
enum status_code	dac_chan_disable_callback (struct dac_module *const module_inst, const enum dac_channel channel, const enum dac_callback type)
	Disables asynchronous callback generation for a given channel and type. More...
enum status_code	dac_chan_enable_callback (struct dac_module *const module_inst, const enum dac_channel channel, const enum dac_callback type)
	Enables asynchronous callback generation for a given channel and type. More...
enum status_code	dac_chan_get_job_status (struct dac_module *module_inst, const enum dac_channel channel)
	Gets the status of a job. More...
enum status_code	dac_chan_write_buffer_job (struct dac_module *const module_inst, const enum dac_channel channel, uint16_t *buffer, uint32_t length)
	Convert a specific number digital data to analog through DAC. More...
enum status_code	dac_chan_write_job (struct dac_module *const module_inst, const enum dac_channel channel, uint16_t data)
	Convert one digital data job. More...
void	DAC_Handler (void)
	Handler for the DAC hardware module interrupt. More...
enum status_code	dac_register_callback (struct dac_module *const module_inst, const enum dac_channel channel, const dac_callback_t callback, const enum dac_callback type)
	Registers an asynchronous callback function with the driver. More...
enum status_code	dac_unregister_callback (struct dac_module *const module_inst, const enum dac_channel channel, const enum dac_callback type)
	Unregisters an asynchronous callback function with the driver. More...

Variables
struct dac_module *	_dac_instances [DAC_INST_NUM]

static void _dac_interrupt_handler ( const uint8_t  instance )

static

Internal handler for DAC module interrupts.

Parameters

[in]

instance

DAC instance number

References DAC_CALLBACK_DATA_EMPTY, DAC_CALLBACK_DATA_UNDERRUN, DAC_CALLBACK_TRANSFER_COMPLETE, STATUS_OK, system_interrupt_disable(), and SYSTEM_INTERRUPT_MODULE_DAC.

Referenced by DAC_Handler().

void DAC_Handler

(

void

)

Handler for the DAC hardware module interrupt.

References _dac_interrupt_handler().

struct dac_module* _dac_instances[DAC_INST_NUM]

Referenced by dac_init().