AU6802的详细资料和FAQ_au6802资源-CSDN文库

旋变解码

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AU6802N1

USERS MANUAL

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Table of Contents

Safety Matters...................................................................................................... - 4 -

１．Introduction ..................................................................................................... - 5 -

1.1 Product Overview...........................................................- 5 -

1.2 Product Features ...........................................................- 5 -

1.3 Block Diagram..............................................................- 6 -

1.4 Spec Overview .............................................................- 6 -

1.5 Related Documents .........................................................- 7 -

２．Pin List (Name and Functions).................................................................... - 8 -

2.1 Pin Assignment.............................................................- 8 -

2.2 Pin Description.............................................................- 9 -

３．Setup Flow .....................................................................................................- 11 -

４．Peripheral Circuit Design............................................................................- 12 -

4.1 Example of Peripheral Circuit ................................................- 12 -

4.2 Resolver Interface .........................................................- 13 -

4.2.1 Excitation Amplifier Circuit ............................................. - 13 -

4.2.2 Resolver Signal Input Circuit ............................................ - 18 -

4.2.3 External Input Circuit for exciting the Resolver ............................ - 21 -

4.3 Digital Interface ...........................................................- 27 -

4.3.1 System Setting ....................................................... - 27 -

4.3.2 Output Interface ...................................................... - 30 -

4.4 Clock Input（20MHz） .......................................................- 33 -

4.4.1 Crystal Resonator / Ceramic Resonator .................................. - 33 -

4.4.2 External Clock........................................................ - 33 -

4.5 Power Source .............................................................- 34 -

4.6 Countermeasures for Noise..................................................- 35 -

５．Connection.....................................................................................................- 36 -

5.1 Example of Resolver Connection .............................................- 36 -

5.2 Example of Power Connection................................................- 37 -

６．Check Point of Operation...........................................................................- 38 -

6.1 Check Point for Resolver Interface ...........................................- 38 -

6.1.1 Check Point of Excitation Signal......................................... - 38 -

6.1.2 Check Point of Monitor Signal Amplitude .................................. - 38 -

6.1.3 Check Point of Phase Shift ............................................. - 39 -

6.2 Check Point for Digital Output ...............................................- 40 -

6.2.1 Check Point of Output Angle............................................ - 40 -

6.2.2 Check point of abnormality Detection .................................... - 40 -

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７．Function of Fault Detection.......................................................................- 41 -

7.1 Abnormal sensor signal（breaking/down of exciting source lines） ...................- 41 -

7.1.1 Concept Detection .................................................... - 41 -

7.1.2 Circuit Configuration .................................................. - 41 -

7.1.3 Detection Principle.................................................... - 41 -

7.1.4 Relationship of threshold and Typical abnormal detection pattern ............. - 42 -

7.2 Abnormal sensor signal（breaking of Resolver signal lines） ........................- 43 -

7.2.1 Concept Detection .................................................... - 43 -

7.2.2 Circuit Configuration .................................................. - 43 -

7.2.3 Detection Principle.................................................... - 43 -

7.2.4 Relationship of threshold and Typical abnormal detection pattern ............. - 44 -

7.3 Abnormal R/D conversion（Excessive control deviation） ..........................- 45 -

7.3.1 Concept Detection .................................................... - 45 -

7.3.2 Circuit Configuration .................................................. - 45 -

7.3.3 Detection Principle.................................................... - 45 -

7.3.4 Relationship of threshold and Typical abnormal detection pattern ............. - 46 -

８．If you think troubleshooting .....................................................................- 47 -

8.1 In case of error detection ...................................................- 47 -

8.1.1 Suspicion of Abnormal sensor signal（breaking/down of exciting source lines） ... - 48 -

8.1.2 Suspicion of Abnormal sensor signal（breaking of Resolver signal lines）......... - 49 -

8.1.3 Suspicion of Abnormal R/D conversion（Excessive control deviation） .......... - 50 -

8.2 In case of wrong angle data .................................................- 51 -

8.2.1 In case of fixed angle data.............................................. - 52 -

8.2.2 In case of indefinite, free run, can not get one-rotation data ................. - 53 -

8.2.3 In case of rotation direction difference, deviation of 90°or 180°............. - 54 -

8.2.4 In case of rapid change in the output angle data and disturbance ............ - 55 -

8.3 If the situation does not improve .............................................- 56 -

９．Appendix .........................................................................................................- 57 -

9.1 R/D conversion principle....................................................- 57 -

9.2 Acceleration mode .........................................................- 58 -

9.2.1 Effect of acceleration mode ............................................ - 58 -

9.2.2 Switching the internal control during acceleration mode ..................... - 59 -

9.2.3 Considerations in the use of acceleration mode ............................ - 59 -

9.3 About the error of resolver system ...........................................- 60 -

9.3.1 Error sources ........................................................ - 60 -

9.3.2 Error estimates ....................................................... - 61 -

9.4 FAQ .....................................................................- 62 -

9.5 Terms and Definitions ......................................................- 72 -

１０．Revision history .........................................................................................- 74 -

剩余73页未读，继续阅读

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zjueejxy

2019-03-19

不错，很完整的资料
elekcube

2014-07-10

是完整资料
dbzd54

2015-10-29

资料对维修电路很实用
cfwcfwwyq

2014-07-15

日本多摩川resolver解码芯片的资料，还是比较难找的。现在这个解码芯片有新版本了，资料还是很不错的！

kk810226

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