ETAS ES800 - Flexray Interface (FLX)

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ETAS ES800 System | User Guide
16.9.8 FlexRay Interface (FLX)
Designation and Mapping of FlexRay Channels
FlexRay Controller
Physical Layer
"FlexRay Sleep" and "FlexRay Wake-Up" Functions
Electrical Isolation
NOTE
The technical data for the FlexRay interfaces of the module is identical.
FLX1 FlexRay channel A
FLX2 FlexRay channel B
Communication controller Bosch E-Ray
Number of nodes/channels 1 node with 2 channels, 1 additional internal
node for bus synchronization of individual
FlexRay nodes/ECUs that are not located
on a FlexRay bus (e.g. for flashing ECUs)
FlexRay specification FlexRay protocol V2.1 Rev. A
FlexRay conformance test In accordance with ISO 9646
Payload max. 254 bytes
Hardware-based filtering Slot counter, cycle counter and channel
Transceiver NXP TJA1082
Termination 100 Ohm
Transmission speed, max. 10 Mbaud / channel
Function Condition
Sleep on no Traffic No FlexRay data traffic
Wake-Up on Traffic FlexRay data traffic detected
Configuration The conditions for the functions are con-
figured in the application software.
Electrical isolation Both channels electrically isolated from
each other and other switching compo-
nents