daisy::AdcHandle Class Reference

Handler for analog to digital conversion. More...

Detailed Description

Handler for analog to digital conversion.

#include <adc.h>

Public Types
enum	OverSampling {   OVS_NONE , OVS_4 , OVS_8 , OVS_16 ,   OVS_32 , OVS_64 , OVS_128 , OVS_256 ,   OVS_512 , OVS_1024 , OVS_LAST }

Public Member Functions
	AdcHandle ()
	~AdcHandle ()
void	Init (AdcChannelConfig *cfg, size_t num_channels, OverSampling ovs=OVS_32)
void	Start ()
void	Stop ()
uint16_t	Get (uint8_t chn) const
uint16_t *	GetPtr (uint8_t chn) const
float	GetFloat (uint8_t chn) const
uint16_t	GetMux (uint8_t chn, uint8_t idx) const
uint16_t *	GetMuxPtr (uint8_t chn, uint8_t idx) const
float	GetMuxFloat (uint8_t chn, uint8_t idx) const

Member Enumeration Documentation

OverSampling

enum daisy::AdcHandle::OverSampling

Supported oversampling amounts

Enumerator
OVS_NONE	&
OVS_4	&
OVS_8	&
OVS_16	&
OVS_32	&
OVS_64	&
OVS_128	&
OVS_256	&
OVS_512	&
OVS_1024	&
OVS_LAST	&

Constructor & Destructor Documentation

AdcHandle()

daisy::AdcHandle::AdcHandle ( )

inline

~AdcHandle()

daisy::AdcHandle::~AdcHandle ( )

inline

Member Function Documentation

Get()

uint16_t daisy::AdcHandle::Get

(

uint8_t

chn

)

const

Single channel getter

Parameters

chn	channel to get

Returns

Converted value

GetFloat()

float daisy::AdcHandle::GetFloat

(

uint8_t

chn

)

const

Get floating point from single channel

Parameters

chn	Channel to get from

Returns

Floating point converted value

GetMux()

uint16_t daisy::AdcHandle::GetMux	(	uint8_t	chn,
		uint8_t	idx
	)		const

Getters for multiplexed inputs on a single channel (up to 8 per ADC input).

Parameters

chn	Channel to get from
idx	&

Returns

data

GetMuxFloat()

float daisy::AdcHandle::GetMuxFloat	(	uint8_t	chn,
		uint8_t	idx
	)		const

Getters for multiplexed inputs on a single channel (up to 8 per ADC input).

Parameters

chn	Channel to get from
idx	&

Returns

Floating point data

GetMuxPtr()

uint16_t * daisy::AdcHandle::GetMuxPtr	(	uint8_t	chn,
		uint8_t	idx
	)		const

Getters for multiplexed inputs on a single channel. (Max 8 per chan)

Parameters

chn	Channel to get from
idx	&

Returns

Pointer to data

GetPtr()

uint16_t * daisy::AdcHandle::GetPtr

(

uint8_t

chn

)

const

Get pointer to a value from a single channel

Parameters

chn

Returns

Pointer to converted value

Init()

void daisy::AdcHandle::Init	(	AdcChannelConfig *	cfg,
		size_t	num_channels,
		OverSampling	ovs = OVS_32
	)

Initializes the ADC with the pins passed in.

Parameters

*cfg	an array of AdcChannelConfig of the desired channel
num_channels	number of ADC channels to initialize
ovs	Oversampling amount - Defaults to OVS_32

Start()

void daisy::AdcHandle::Start

(

)

Starts reading from the ADC

Stop()

void daisy::AdcHandle::Stop

(

)

Stops reading from the ADC

---

The documentation for this class was generated from the following file:

• src/per/adc.h