Technical Reference MICROSAR CAN Transport Layer
© 2020 Vector Informatik GmbH Version 4.00.00 5
based on template version 5.7.1
Contents
1 Component History ...................................................................................................... 8
2 Introduction................................................................................................................... 9
2.1 Architecture Overview ...................................................................................... 10
3 Functional Description ............................................................................................... 12
3.1 Features .......................................................................................................... 12
3.1.1 Deviations ........................................................................................ 12
3.1.2 Additions/ Extensions ....................................................................... 13
3.2 Limitations........................................................................................................ 20
3.2.1 Memory Optimization ....................................................................... 20
3.2.2 Channel Assignment ........................................................................ 21
3.2.3 Channel Addressing ......................................................................... 21
3.2.4 Data Length Parameter .................................................................... 21
3.3 Initialization ...................................................................................................... 22
3.4 States .............................................................................................................. 22
3.5 Main Functions ................................................................................................ 23
3.6 Error Handling .................................................................................................. 23
3.6.1 Development Error Reporting ........................................................... 23
3.6.2 Production Code Error Reporting ..................................................... 26
3.7 Channel Mode ................................................................................................. 27
3.8 Connection Channels ....................................................................................... 27
3.9 Connection Timings ......................................................................................... 28
3.9.1 Timing Parameters ........................................................................... 28
3.9.2 Timing Considerations and Jitter ...................................................... 29
4 Integration ................................................................................................................... 31
4.1 Scope of Delivery ............................................................................................. 31
4.1.1 Static Files ....................................................................................... 31
4.1.2 Dynamic Files .................................................................................. 31
4.2 Include Structure .............................................................................................. 32
4.3 Compiler Abstraction and Memory Mapping ..................................................... 33
4.3.1 Memory mapping rules ..................................................................... 33
4.4 Critical Sections ............................................................................................... 34
4.5 Buffer Configuration ......................................................................................... 34
4.5.1 Constant Block Size ......................................................................... 34
4.5.2 Zero Block Size ................................................................................ 35
4.5.3 Zero WFTmax .................................................................................. 35
4.5.4 Zero STmin ...................................................................................... 35
