Table of Contents
Advertisement
Features
• "Time Stamp", based on 16-bit free-running timer
• Global network time, synchronized by a specific message
• Programmable I/O modes
• Maskable interrupts
• Independent of the transmission medium (external transceiver is assumed)
• Open network architecture
• Multimaster bus
• High immunity to EMI
• Short latency time for high-priority messages
• Low-power "sleep" mode, with programmable "wake up" on bus activity
A block diagram describing the various submodules of the FlexCAN module is shown in
Figure 25-1. Each submodule is described in detail in subsequent sections.
MB15
MB14
MB13
MB12
0.25k/0.5KB
RAM
MB3
MB2
MB1
MB0
Figure 25-1. FlexCAN Block Diagram and Pinout
25-2
Control
MB #
(0-15)
Bus Interface Unit
Internal Bus
MCF5282 User's Manual
Transmitter
Receiver
CANTX
CANRX
MOTOROLA
Advertisement
Table of Contents
