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>Â÷·®Åë½Å > Åë½Å±â¼ú > FlexRay > Åë½ÅÆò°¡ ¹üÀ§
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Physical Layer test
.
Represents the logical information from the data link layer as electrical signals on the transmission lines
.
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- Signal Voltage Level
- Recessive/Dominant Input Threshold
- Bit Rise/Fall time
- Signal Characteristics
- Bit Timing
- Internal Resistance of CAN_H & CAN_L
- Min/Max Supply Voltage Level
- Engine Start Voltage Curve
- Test Immunity to Ground/Battery Voltage
- Loss of Ground/Power Supply
- Bus Short to Ground/Battery Voltage
Data Link Layer
.
Processes messages from the interaction layer and puts them into data frames and vice versa
.
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- CAN Protocol Conformance
- CAN Parameter
- Data Frame/Extended Format Frame
- Bus Load (Max. Load, Burst, Peak Load)
- Receive Capability
Interaction Layer
.
Maps signals to messages and handles transmission and reception of messages
.
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- Transmission(Cyclic, On Event)
- Repetition
- Delay Time
- Timeout Detection
Network Management
.
Controls the network resource and handles network errors
.
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- Transition Network Status
- Network Request
- Transmission of NM/Application Message
- Startup Behavior
Network Management
.
Handles the segmentation of messages into several CAN frames
.
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- Specification of the algorithm
- Addressing format
- Duplex mode
- Flow control restrictions and timing parameters
Diagnostics
.
- Diagnostic Trouble Codes