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[UDS unified diagnostic service] II. Network layer protocol (1) - overview and functions of network layer

2022-04-23 06:39:00 【Tomorrow is like noon】

Two 、 Network layer protocol （1）— Network layer overview and functions

Location of network layer

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1. Network layer Overview

  • Network layer Overview
  • Network layer protocol
    • PDU Definition
    • A single frame / Multi frame message transmission
    • Timing processing

2. Network layer functions

  • Pass data from sender to receiver
  • Ensure the reliability of data transmission
  • Multi packet data transmission
    • pack 、 Unpack
    • Sync 、 timing
    • flow control
    • Error handling
  • Application layer data CAN Data frame

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