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1、 FlexRay Communications System Electrical Physical Layer Conformance Test Specification Version 2.1 Revision B, December 2009 FlexRay Physical Layer Conformance Test Specification Disclaimer Disclaimer This specification and the material contained in it, as released by the FlexRay Consortium, is for
2、 the purpose of information only. The FlexRay Consortium and the companies that have contributed to it shall not be liable for any use of the specification. The material contained in this specification is protected by copyright and other types of Intellectual Property Rights. The commercial exploita
3、tion of the material contained in this specification requires a license to such Intellectual Property Rights. This specification may be utilized or reproduced without any modification, in any form or by any means, for informational purposes only. For any other purpose, no part of the specification m
4、ay be utilized or reproduced, in any form or by any means, without permission in writing from the publisher. The FlexRay specifications have been developed for automotive applications only. They have neither been developed nor tested for non-automotive applications. The word FlexRay and the FlexRay
5、logo are registered trademarks. Copyright 2006 - 2009 FlexRay Consortium. All rights reserved. The Core Partners of the FlexRay Consortium are Adam Opel GmbH, Bayerische Motoren Werke AG, Daimler AG, Freescale Halbleiter Deutschland GmbH, NXP B.V., Robert Bosch GmbH and Volkswagen AG. FlexRay Physic
6、al Layer Conformance Test Specification Table of Contents Errata Sheet 1 for V2.1 Revision B December 2009 Page 3 of 34 Table of Contents 1 Introduction 6 1.1 Scope . 6 1.2 References . 6 2 Changes in the Conformance Test Specification V2.1 Rev.B 7 2.1 Test Topology in Section 2.4 7 2.2 Section 2.4.
7、2 11 2.3 Section 2.5.3 11 2.4 Section 2.5.4 11 2.5 Section 5.1.9 11 2.6 Section 5.1.9.2 . 11 2.7 Section 5.1.13 12 2.8 Section 5.1.17.2 . 12 2.9 Section 5.2 . 12 2.10 Section 5.3.3 12 2.11 Section 5.3.6 12 2.12 Every test with host command, e.g. 5.3.7.13-15: . 13 2.13 Section 5.3.7.28.7 Test Instanc
8、es 14 2.14 Section 5.3.7.33.7 Test Instances 14 2.15 Test Cases 5.3.7.28-30 and 5.3.7.33-35 14 2.16 Test Cases 5.3.7.38-40 15 2.17 Test Case 5.3.7.40 . 15 2.18 Test Case 5.3.7.49.6 16 2.19 Test Cases 5.3.7.52-57.6 . 16 2.19.1 Change the first bullet of the Pass- / Fail Criteria: . 16 2.19.2 Typos: .
9、 17 2.20 Test Case 5.3.8.4.4 17 2.21 Test Case 5.3.9.1.6 17 2.22 Test Case 5.3.9.22.7 18 2.23 Test Case 5.3.9.30 . 18 FlexRay Physical Layer Conformance Test Specification Table of Contents Errata Sheet 1 for V2.1 Revision B December 2009 Page 4 of 34 2.24 Test Cases 5.3.9.31-33 19 2.25 Test Cases 5
10、.3.10.7-15, 5.3.10.25-30 and 5.3.10.40-48 19 2.26 Test Cases 5.3.10.7-54.4 . 19 2.27 Observation of RxD and RxEN 19 2.27.1 Local Wake-up 20 2.27.2 Remote Wake-up 20 2.28 Test Cases 5.3.10.25-27 21 2.29 Test Case 5.3.11.1.4 21 2.30 Test Case 5.3.11.1.6 21 2.31 Test Case 5.3.11.8 . 23 2.32 Test Cases
11、5.3.11.12-16 23 2.33 Test Cases 5.3.13.2 and 5.3.13.4 23 2.34 Test Cases 5.3.14.2 and 5.3.14.4 24 2.35 Section 5.3.19 24 2.36 Section 5.3.20 25 2.37 Test Case 5.3.20.1 . 25 2.38 Test Case 5.3.20.2 . 25 2.39 Test Case 5.3.21.1 . 25 2.40 Test Case 5.3.21.2 . 26 2.41 Chapter 6 . 26 2.42 Section 6.1.3.1
12、 . 26 2.43 Section 6.2 . 27 2.44 Section 6.3.3 27 2.45 Test Cases 6.3.5.1-4 27 2.45.1 Typo in heading 27 2.45.2 Value of TSS in pass- / fail criteria 27 2.46 Test Case 6.3.10.3 . 27 2.47 Test Case 6.3.11.12 . 27 2.48 Test Cases 6.3.14 28 2.49 Test Cases 6.3.15.1-2 and 6.3.15.4-5 28 FlexRay Physical
13、Layer Conformance Test Specification Table of Contents Errata Sheet 1 for V2.1 Revision B December 2009 Page 5 of 34 2.50 Test Cases 6.3.15.7-11 28 2.51 Test Case 6.3.17.7.2 (S/C BP to BM at AS). 28 2.52 Test Case 6.3.17.7.6 (S/C BP to BM at AS). 28 2.53 Test Case 6.3.18.1 . 29 2.54 Test Case 6.3.18
14、.2 . 29 2.55 Test Case 6.3.18.3 . 29 2.56 Chapter 7 . 30 2.56.1 Change in second sentence. 30 2.56.2 Add a hint 30 2.57 Section 7.3.3 30 2.58 Section 7.3.6 30 2.59 Test Case 7.3.10.3 . 30 2.60 Test Cases 7.3.11.4-6 30 2.60.1 Heading 30 2.60.2 Test execution 31 2.60.3 Pass- / Fail Criteria . 31 2.61
15、Test Cases 7.3.15.1-3 31 2.61.1 Test execution 31 2.61.2 Pass- / Fail Criteria . 32 2.62 Sections 7.3.17 and 7.3.18 32 2.63 Test Cases 7.3.18.1-3 32 2.64 Test Case 7.3.19.1 . 33 2.65 Test Case 7.3.19.2 . 33 2.66 Test Case 7.3.19.3 . 33 2.67 Test Case 7.3.19.4 . 34 FlexRay Physical Layer Conformance
16、Test Specification Introduction Errata Sheet 1 for V2.1 Revision B December 2009 Page 6 of 34 1 Introduction 1.1 Scope This errata sheet shall correct the errors in the conformance test specification for the electrical physical layer for FlexRay communication systems V2.1 Rev.B. 1.2 References PLCT0
17、8 FlexRay Communications System Electrical Physical Layer Conformance Test Specification V2.1 Rev. B, June 2008 EPL06 FlexRay Communications System Electrical Physical Layer Specification V2.1 Rev. B, November 2006 EPL06-E1 FlexRay Communication System Electrical Physical Layer Specification V2.1 Re
18、v. B, Errata Sheet 1, August 2007 FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 7 of 34 2 Changes in the Conformance Test Specification V2.1 Rev.B 2.1 Test Topology in Section 2.4 O
19、ld figure 2-4: AS 24232221214131211 0.25m 1m 0.25m 0.25m 11m 0.2m 0.2m 0.2m 0.2m 3.5m 1.5m0.15m10m VBat 4m VCC 4m VIO 4m GND 0.5m VGS 2m VBat 5m GND 0.5m VGS 2m VBat 3m GND 0.5m VBat 4m GND 0.5m VBat 10m GND 0.5m VBat 9m GND 0.5m VBat 8m GND 0.5m VBat 6m GND 0.5m VBat 6m GND 5m VBAT 4m VCC 4m GND 0.
20、5m VGS 2m VBAT splice for Nodes, except Node 24 3m passive star passive bus active startermination length of communication lines length of supply lines: from nodes and star to VBat splice, to VCC splice and to VIO splice to GND splice, VGS see text below 32 1 0.1m 1 1m VBat 2m GND 0.5m 1 1 4 3 2 cha
21、nnel number Battery VCC splice for AS 3m 0.1m VCC cable shield VCC 3m VCC splice for Node 24 VBAT 3m VBAT splice for Node 24 VBAT VIO 3m VIO splice for Node 24 3m 0.1m BatteryVBAT VBAT splice for AS 4 GND splices PS 0.1m 0.1m 0.1m GNDNode24 GNDNode24 GNDNode24 Change necessary due to ground shift at
22、 node 21, node 23 and AS external VIO at the AS external Vany at node 24 and AS external VCC at node 21 external VIO at node 21 FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 8 of 34
23、 New figure 2-4: AS 24232221214131211 0.25m 1m 0.25m 0.25m 11m 0.3m 0.3m 0.3m 0.3m 3.5m 1.5m0.15m10m VBat 4m VCC 4m VIO 4m GND 0.5m VGS 2m VAny 3m VBat 5m GND 0.5m VGS 2m VBat 3m GND 0.5m VBat 10m GND 0.5m VBat 9m GND 0.5m VBat 8m GND 0.5m VBat 6m GND 0.5m VBat 6m GND 5m VBAT 4m VCC 4m VIO 4m GND 0.
24、5m VGS 2m VAny 3m VBAT splice for nodes, except node 24 passive star passive bus active startermination length of communication lines 32 1 0.5m 1 1m VBat 2m GND 0.5m 1 1 4 3 2 channel number cable shield VIO, VCC, VBAT, VAny splices for node 24 4 GND splices PS 0.5mGNDNode24 GNDNode2 VBAT VIO VCC VB
25、AT VAny VIO, VCC, VBAT, VAny splices for the AS 0.5mGNDAS VIO VCC VBAT VAny VIO, VCC splices for node 21 0.5mGNDNode21 VIO VCC VBat 4m VCC 3m VIO 3m VGS 2m GND 0.5m length of supply lines: from nodes and star to VBat splice, to VCC splice and to VIO splice to GND splice, VGS and Vany see text below
26、GNDNodes 0.5mGNDNode23 VBAT 5m VBAT FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 9 of 34 New table 2-2: No. Type From To Length m Termination Remarks 1. Bus wire Node 1 Active star
27、 1 Both ends 2. Ground wire Node 1 GND splice 3 0.5 - 3. Supply wire Node 1 Battery splice 2 - 4. Bus wire Node 2 Active star 3.5 Both ends 5. Ground wire Node 2 GND splice 3 5 - 6. Supply wire Node 2 Battery splice 6 - 7. Bus wire Node 11 Bus splice 1 0.3 No termination Part of the passive bus 8. G
28、round wire Node 11 GND splice 1 0.5 - 9. Supply wire Node 11 Battery splice 6 - 10. Bus wire Node 12 Bus splice 1 0.3 Only at node 12 Part of the passive bus 11. Ground wire Node 12 GND splice 1 0.5 - 12. Supply wire Node 12 Battery splice 8 - 13. Bus wire Node 13 Bus splice 2 0.3 No termination Par
29、t of the passive bus 14. Ground wire Node 13 GND splice 1 0.5 - 15. Supply wire Node 13 Battery splice 9 - 16. Bus wire Node 14 Bus splice 3 0.3 No termination Part of the passive bus 17. Ground wire Node 14 GND splice 1 0.5 - 18. Supply wire Node 14 Battery splice 10 - 19. Bus wire Node 21 Passive
30、star 0.25 No termination Connected to the passive star 20. Ground wire Node 21 GND splice 2 0.5 - 21. Supply wire Node 21 Battery splice 4 - 22. Bus wire Node 22 Passive star 0.25 No termination Connected to the passive star 23. Ground wire Node 22 GND splice 2 0.5 - 24. Supply wire Node 22 Battery
31、splice 3 - 25. Bus wire Node 23 Passive star 1 Only at node 23 Connected to the passive star 26. Ground wire Node 23 GND splice 2 0.5 - 27. Supply wire Node 23 Battery splice 5 - FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata She
32、et 1 for V2.1 Revision B December 2009 Page 10 of 34 No. Type From To Length m Termination Remarks 28. Ground shift wire VGS supply Node 23 2 - Connected to positive terminal 29. Ground shift wire VGS supply GND splice 4 1 - Connected to negative terminal (ground wire of node 23) 30. Bus wire Node 2
33、4 Passive star 0.25 No termination Connected to the passive star 31. Ground wire Node 24 GND splice 2 0.5 - 32. Supply wire Node 24 Battery splice 4 - 33. Ground shift wire VGS supply Node 24 2 - Connected to positive terminal 34. Ground shift wire VGS supply GND splice 4 1 - Connected to negative t
34、erminal (ground wire of node 24) 35. Ground wire Active star GND splice 2 0.5 - 36. Supply wire Active star VBAT splice 4 - 37. Supply wire Active star VCC splice 4 - 38. Bus wire Active star Passive star 11 Only at active star 39. Bus Wire Active star Bus splice 3 1.5 Only at active star 40. Ground
35、 shift wire VGS supply Active star 2 - Connected to positive terminal 41. Ground shift wire VGS supply GND splice 4 1 - Connected to negative terminal (ground wire of AS) 42. Bus wire Bus splice 1 Bus splice 2 10 No termination Part of the passive bus 43. Bus wire Bus splice 2 Bus splice 3 0.15 No t
36、ermination Part of the passive bus 44. Supply wire Battery Battery splice 3 - VBAT supply for nodes 45. Ground wire Battery GND splice 4 1.5 - VBAT supply for nodes 46. Supply wire Battery Battery splice 3 - VBAT supply for AS 47. Ground wire Battery GND splice 4 1.5 - VBAT supply for AS 48. Supply
37、wire VCC Supply VCC splice 3 - VCC supply for AS 49. Ground wire VCC Supply GND splice 4 1.5 - VCC supply for AS 50. Supply wire VIO Supply VCC splice 4 - VIO supply for AS 51. Ground wire VIO Supply GND splice 4 1.5 - VIO supply for AS 52. Supply wire Battery Battery splice 4 - VBAT supply for node
38、 24 53. Ground wire Battery GND splice 4 1.5 - VBAT supply for node 24 FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 11 of 34 No. Type From To Length m Termination Remarks 54. Suppl
39、y wire VCC Supply VCC splice 4 - VCC supply for node 21 delete the text “re- transmission of”. FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 31 of 34 2.60.2 Test execution Delete th
40、e fifth bullet, i.e. INH1 shall not be observed and acquired: Observe and acquire uINH1 at TP_AS_INH1 of the AS. Old text of last bullet: Trigger the scope to start observation synchronously with the stimuli at TP_N1_TxEN of node 1. New text of last bullet: Trigger the logic analyzer to start the ob
41、servation synchronously with the stimuli at TP_N1_TxEN of node 1. 2.60.3 Pass- / Fail Criteria Delete the last bullet, i.e. INH1 shall not be assessed: uINH1 shall be in logical LOW state initially. Then, uINH1 shall change to logical HIGH state within 100ms, i.e. after the detection of the remote w
42、ake-up event. 2.61 Test Cases 7.3.15.1-3 For all test cases within this chapter: Observe and acquire uRxD only of nodes 1, 2, 12, 23 and the AS because matrix F is used as communication pattern. Change the pass- / fail criteria accordingly. As an example, see the following subsections that show the
43、changes to be done for chapter 7.3.15.1. 2.61.1 Test execution Old text: Observe and acquire uRxD at TP_Nx_RxD of all nodes. Observe and acquire uRxD at TP_AS_RxD of the active star. New text: Observe and acquire uRxD at TP_Nx_RxD of nodes 1, 2, 12 and 23. Observe and acquire uRxD at TP_AS_RxD of th
44、e active star. FlexRay Physical Layer Conformance Test Specification Changes in the Conformance Test Specification V2.1 Rev.B Errata Sheet 1 for V2.1 Revision B December 2009 Page 32 of 34 2.61.2 Pass- / Fail Criteria Old text: uRxD of the active star shall contain all 50/50 patterns transmitted by
45、nodes 1, 2, 12 and 23, i.e. the active star shall signal all patterns received on all branches at the local communication controller interface. uRxD of all nodes (except the active star) shall not contain the 50/50 pattern applied to the communication controller interface of the active star, i.e. th
46、e active star shall read the unconnected TxEN input as logical HIGH and shall not be able to transmit anything. New text: uRxD of the active star shall contain all 50/50 patterns transmitted by nodes 1, 2, 12 and 23, i.e. the active star shall signal all patterns received on all branches at the loca
47、l communication controller interface. uRxD of all observed nodes (except the active star) shall not contain the 50/50 pattern applied to the communication controller interface of the active star, i.e. the active star shall read the unconnected TxEN input as logical HIGH and shall not be able to tran
48、smit anything. 2.62 Sections 7.3.17 and 7.3.18 For all test cases within these sections: Implement the same changes for the test execution of these test cases as done for chapter 7.3.15, i.e. observe and acquire only the RxD signals of those nodes that are configured to be transmitters according to
49、the matrix F communication scheme. 2.63 Test Cases 7.3.18.1-3 Correct the value of the received TSS in the pass- / fail criteria: Old text in first and second bullet: the width of the received TSS pattern transmitted by the active star (logical LOW phase from the falling edge of the received TSS pattern to the rising edge of the first bit of the following 10/90 pattern) in uRxD of all nodes shall be at least 100ns, i.e. the channel truncation shall be within the allowed range. the width of all received TSS patterns transmitted by nodes 1, 2, 12 and