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© 2009 Microchip Technology Inc. DS70198C-page 12-1

Input Capture

12

Section 12. Input Capture

HIGHLIGHTS

This section of the manual contains the following major topics:

12.1 Introduction ..................................................................................................................12-2

12.2 Input Capture Registers...............................................................................................12-3

12.3 Capture Event Generation ...........................................................................................12-4

12.4 Capture Buffer Operation.............................................................................................12-6

12.5 Input Capture Interrupts...............................................................................................12-7

12.6 Input Capture Operation in Power-Saving Modes ..................................................... 12-11

12.7 I/O Pin Control ........................................................................................................... 12-11

12.8 Register Maps............................................................................................................12-12

12.9 Design Tips ................................................................................................................12-13

12.10 Related Application Notes..........................................................................................12-14

12.11 Revision History.........................................................................................................12-15

1 2 3 4 5 6 ... 15 16

Inhaltsverzeichnis

Seite 1 - Section 12. Input Capture

© 2009 Microchip Technology Inc. DS70198C-page 12-1Input Capture12Section 12. Input CaptureHIGHLIGHTSThis section of the manual contains the following

Seite 2 - 12.1 INTRODUCTION

dsPIC33F Family Reference ManualDS70198C-page 12-10 © 2009 Microchip Technology Inc.Example 12-2 provides sample code that transfers the capture value

Seite 3

© 2009 Microchip Technology Inc. DS70198C-page 12-11Section 12. Input CaptureInput Capture1212.6 INPUT CAPTURE OPERATION IN POWER-SAVING MODES12.6.1

Seite 4 - 12.3.1 Timer Selection

dsPIC33F Family Reference ManualDS70198C-page 12-12 © 2009 Microchip Technology Inc.12.8 REGISTER MAPSThe summaries of the registers associated with

Seite 5

© 2009 Microchip Technology Inc. DS70198C-page 12-13Section 12. Input CaptureInput Capture1212.9 DESIGN TIPSQuestion 1: Can the Input Capture module

Seite 6

dsPIC33F Family Reference ManualDS70198C-page 12-14 © 2009 Microchip Technology Inc.12.10 RELATED APPLICATION NOTESThis section lists application not

Seite 7

© 2009 Microchip Technology Inc. DS70198C-page 12-15Section 12. Input CaptureInput Capture1212.11 REVISION HISTORYRevision A (March 2007)This is the

Seite 8

dsPIC33F Family Reference ManualDS70198C-page 12-16 © 2009 Microchip Technology Inc.NOTES:

Seite 9

dsPIC33F Family Reference ManualDS70198C-page 12-2 © 2009 Microchip Technology Inc.12.1 INTRODUCTIONThis section describes the Input Capture module a

Seite 10

© 2009 Microchip Technology Inc. DS70198C-page 12-3Section 12. Input CaptureInput Capture1212.2 INPUT CAPTURE REGISTERSEach capture channel available

Seite 11

dsPIC33F Family Reference ManualDS70198C-page 12-4 © 2009 Microchip Technology Inc.12.3 CAPTURE EVENT GENERATION12.3.1 Timer SelectionEach dsPIC33F f

Seite 12 - 12.8 REGISTER MAPS

© 2009 Microchip Technology Inc. DS70198C-page 12-5Section 12. Input CaptureInput Capture12Figure 12-2: Input Capture Event GenerationNote 1: The Inpu

Seite 13

dsPIC33F Family Reference ManualDS70198C-page 12-6 © 2009 Microchip Technology Inc.12.4 CAPTURE BUFFER OPERATIONThe Input Capture module can select T

Seite 14

© 2009 Microchip Technology Inc. DS70198C-page 12-7Section 12. Input CaptureInput Capture1212.5 INPUT CAPTURE INTERRUPTSThe input capture channel can

Seite 15

dsPIC33F Family Reference ManualDS70198C-page 12-8 © 2009 Microchip Technology Inc.12.5.1 Code Example for Period MeasurementThe following code exampl

Seite 16

© 2009 Microchip Technology Inc. DS70198C-page 12-9Section 12. Input CaptureInput Capture12Figure 12-5: Time Period Measurement12.5.2 Input Capture Op

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