MC9S12XD256MAL Datasheet, PDF (457/1348 Pages) Freescale Semiconductor, Inc – Freescale’s Scalable Controller Area Network

10.4.2
Message Storage
CAN
Receive / Transmit
Engine
Chapter 10 Freescale’s Scalable Controller Area Network (S12MSCANV3)
CPU12
Memory Mapped
I/O
MSCAN
Receiver
Rx0
Rx1
Rx2
Rx3
Rx4
RXF
CPU bus
Tx0
TXE0
MSCAN
PRIO
Tx1
TXE1
PRIO
Tx2
TXE2
CPU bus
Transmitter
PRIO
Figure 10-39. User Model for Message Buffer Organization
MSCAN facilitates a sophisticated message storage system which addresses the requirements of a broad
range of network applications.
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor
457