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AVR053
Atmel AVR053 Manuals
Manuals and User Guides for Atmel AVR053. We have
1
Atmel AVR053 manual available for free PDF download: Application Note
Atmel AVR053 Application Note (18 pages)
Internal RC Oscillator Calibration for tinyAVR and megaAVR Devices
Brand:
Atmel
| Category:
Test Equipment
| Size: 0 MB
Table of Contents
Introduction
1
Table of Contents
2
Features
1
1 Internal RC Oscillator
3
User Calibration of the Internal RC Oscillator
3
Base Frequency
3
Clock Selection
3
Tunable RC Oscillator
3
Oscillator Characteristics
4
RC Oscillator Revision History
5
Version 1.X Oscillators
6
Version 2.X Oscillators
6
Version 3.X Oscillators
6
Version 4.X Oscillators
6
Version 5.X Oscillators
6
2 Calibration
7
Calibration Protocol
7
Steps Involved in the Calibration Procedure
7
Calibration Firmware
8
File Organization
8
Binary Search
8
Binary Search of OSCCAL
9
Determining Oscillator Frequency
9
Correcting Timing Inaccuracies
11
3 Steps to Calibrate Device Using AVR Tools
12
Assembling the Calibration Firmware
12
Command Line Tool
12
Batch Files
12
Performance of the Calibration Firmware
12
Calibration Clock Accuracy
13
Quick Start Guide
13
Adding Support for New Devices
15
4 References
16
5 Revision History
17
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