otMCP48FVBxx Class Reference
[DAC MCP48FVBxx - Procedures for single/dual 8/10/12bit DAC MCP48FVBxx, DAC MCP48FVBxx - Procedures for single/dual 8/10/12bit DAC MCP48FVBxx]

Class that allows to use MCP48FVBxx DAC.

#include <otMCP48FVBxx.h>

Inheritance diagram for otMCP48FVBxx:

Public Types
typedef otMCP48FVBxx::DacChannel	DacChannel
typedef otMCP48FVBxx::DacBit	DacBit
typedef otMCP48FVBxx::Reference	Reference
enum	DacChannel { OUT_0, OUT_1 }
enum	DacBit { BIT_8, BIT_10, BIT_12 }
enum	Address {   R_DAC0, R_DAC1, R_VREF = 8, R_POWER = 9,   R_GAIN = 10 }
enum	Reference { EXTERNAL = 3, INTERNAL = 1, VDD = 0 }
Public Member Functions
	otMCP48FVBxx ()
void	init (DacBit bit=BIT_8, U8 spiOffsetIndex=0)
void	setVref (Reference ref, F32 val=1.22f)
void	setGain (bool x2_0, bool x2_1=false)
void	writeData (DacChannel ch, U16 val)
void	writeData (DacChannel ch, F32 volt)
void	selectSpiChan ()

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Member Typedef Documentation

typedef otMCP48FVBxx::DacBit otMCP48FVBxx.DacBit

typedef otMCP48FVBxx::DacChannel otMCP48FVBxx.DacChannel

typedef otMCP48FVBxx::Reference otMCP48FVBxx.Reference

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Member Enumeration Documentation

enum otMCP48FVBxx::Address

Enumeration values: R_DAC0  Output 0. R_DAC1  Output 1. R_VREF  Voltage reference selection. R_POWER  Power controls. R_GAIN  Gain controls.

enum otMCP48FVBxx::DacBit

Enumeration values: BIT_8  8 bit BIT_10  10 bit BIT_12  12 bit

enum otMCP48FVBxx::DacChannel

Enumeration values: OUT_0  Output 0. OUT_1  Output 1.

enum otMCP48FVBxx::Reference

Enumeration values: EXTERNAL  External reference. INTERNAL  Internal reference, 1.22V. VDD  Power supply used as reference.

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Constructor & Destructor Documentation

otMCP48FVBxx.otMCP48FVBxx (   )

Create the class

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Member Function Documentation

void otMCP48FVBxx.init (  DacBit  bit = BIT_8, U8  spiOffsetIndex = 0 )

Init DAC Parameters: bit  Set DAC resolution see DacBit spiOffsetIndex  Offset in the initialization table of SPI devices

void otMCP48FVBxx.selectSpiChan (   )

Enable it's SPI channel

void otMCP48FVBxx.setGain (  bool  x2_0, bool  x2_1 = false )

Set the gain for each DAC channel Parameters: x2_0  True if the gain set to x2 on output 0 x2_1  True if the gain set to x2 on output 1

void otMCP48FVBxx.setVref (  Reference  ref, F32  val = 1.22f )

Set DAC voltage reference Parameters: ref  Set DAC voltage reference see Reference val  Value of voltage reference when must be specified

void otMCP48FVBxx.writeData (  DacChannel  ch, F32  volt )

Set at specified volt selected DAC output Parameters: ch  DAC output selection volt  Output voltage

void otMCP48FVBxx.writeData (  DacChannel  ch, U16  val )

Write raw data of specified DAC output Parameters: ch  DAC output selection val  Raw DAC data

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

• otMCP48FVBxx.h

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