ADCdriverimplement0718v10Word格式.docx

ADCdriverimplement0718v10Word格式.docx

《ADCdriverimplement0718v10Word格式.docx》由会员分享，可在线阅读，更多相关《ADCdriverimplement0718v10Word格式.docx（7页珍藏版）》请在冰点文库上搜索。

Creation

Contents

1Introduction4

1.1Overview4

1.2Reference4

2.Typedefinition5

3GlobalVariable6

4FunctionDefinitions7

4.1InitSync7

4.2DeInitSync8

4.3GetVersionOfDriver9

4.4ADC0_StartSampleSync10

4.5ADC0_StartSampleAllSync10

4.6ADC0_GetSync10

4.7ADC0_GetStateSync11

4.8ADC_StopSampleSync11

5ResourcesConfiguration12

5.1PeriperalConfig12

5.2InterruptConfig12

6CompileEnvironment13

1Introduction

1.1Overview

ThisdocumentdescribestheimplementationsoftheADCdrivertobedevelopedintheframeoftheGEMS-K1project.

TheADCdriverconfiguresconvertinganalogsignalstodigitalsignals.

1.2Reference

[1]ADCdrivertestreport

2.Typedefinition

Type

Description

Range

IO_ErrorType

Recommendedtype:

16bitunsignedvalue.Numbersfrom0to15arereservedfortheHISIOLibraryitself,numbersbetween16and63aredefinedintheHISIODriverdocument.Errorcodesfrom64to127arefordriverspecificerrorcodesnotdefinedintheHISIODriverdocumentandnumbersstartingfrom128arereservedforfutureuse.

IO_E_OK

IO_E_BUSY1

IO_E_UNKNOWN_MODE

IO_U32

16bitunsignedvalue.

100

IO_ValueType

16bitunsignedvalue.

IO_DeviceStateType

IO_STATE_IDLE

IO_STATE_ACTIVE

3GlobalVariable

Thischapterdescribestheglobalvariable.

Varialbes

4FunctionDefinitions

4.1InitSync

Syntax

IO_ErrorTypeInitSync（void）;

Parameters

none

Return

IO_E_OK:

initializationwassuccessful.

Notification

ThisistheinitializationfunctionoftheADCfunctionlibrary.ItisassumedthattheSFRsusedbythislibraryareintheirresetstate.

Reentrancy

No

Remarks

4.2

DeInitSync

IO_ErrorTypeDeInitSync（void）

None

deinitializationwassuccessful.

ThisisthedeinitializationfunctionoftheADCfunctionlibrary.ItisassumedthattheSFRsusedbythislibraryareintheirresetstate.

4.3

GetVersionOfDriver

IO_U32GetVersionOfDriver（void）

ThisisthegettingdriverversionfunctionoftheADCfunctionlibrary.ItisassumedthattheSFRsusedbythislibraryareintheirresetstate.

4.4

ADC0_StartSampleSync

IO_ErrorTypeADC0_StartSampleSync（ubyteChannels）

ADC0_StartSampleSyncwassuccessful.

ThisfunctionstartsthemeasurementofanaloguevalueofthespecifiedADCchannelandstoresthevaluestoaninternalbuffer.

4.5ADC0_StartSampleAllSync

IO_ErrorTypeADC0_StartSampleAllSync（void）

ADC0_StartSampleAllSyncwassuccessful.

ThisfunctionstartsthemeasurementofanaloguevaluesofallADCchannelsandstoresthevaluestoaninternalbuffer.

4.6ADC0_GetSync

IO_ValueTypeADC0_GetSync（IO_ChannelTypeChannel）

ThisfunctionreturnstheanaloguevaluespecifiedbytheADCchannelADC0_GetSyncwassuccessful.

4.7ADC0_GetStateSync

IO_DeviceStateTypeADC0_GetStateSync（void）

IO_STATE_IDLE:

anewADCsamplecanbestarted

IO_STATE_ACTIVE:

thedriverisbusy.

ThisfunctionreturnsthedevicestateoftheADCdriver.

4.8ADC_StopSampleSync

voidADC_StopSampleSync（void）

ThisfunctionstopsameasurementstartedwithADC0_StartSampleSyncorADC0_StartSampleAllSync.

5ResourcesConfiguration

TheresourceusedbyADCdriver

5.1PeriperalConfig

Source

AN0~AN31

AsADCdriverinputpins

5.2InterruptConfig

SRN

TOS

Priority

Name

ADC0

ADC0_SRN0INT

72

ADC0_viSRN0

ThisistheinterruptserviceroutinefortheServiceRequestNode0oftheADC0module.

6CompileEnvironment

CompileTool:

TaskingforTricore