mc9s12xs128 Freescale Semiconductor, Inc, mc9s12xs128 Datasheet - Page 296

• Manufacturer Part Number: mc9s12xs128
• Description: Hcs12 Microcontrollers 16-bit Automotive Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Freescale’s Scalable Controller Area Network (S12MSCANV3)
11.1.1
11.1.2
296
Wake-Up Interrupt Req.
Transmit Interrupt Req.
Receive Interrupt Req.
Errors Interrupt Req.
Oscillator Clock
Glossary
Block Diagram
Bus Clock
oscillator clock
CAN clock
bus clock
CPU bus
CAN bus
FIFO
CAN
CRC
ACK
EOF
SOF
IFS
MSCAN
S12XS Family Reference Manual, Rev. 1.10
Acknowledge of CAN message
Controller Area Network
Cyclic Redundancy Code
End of Frame
First-In-First-Out Memory
Inter-Frame Sequence
Start of Frame
CPU related read/write data bus
CAN protocol related serial bus
Direct clock from external oscillator
CPU bus related clock
CAN protocol related clock
Figure 11-1. MSCAN Block Diagram
MUX
Configuration
CANCLK
Table 11-2. Terminology
Registers
Control
Status
and
Presc.
Tq Clk
Wake-Up
Low Pass Filter
Message
Buffering
Receive/
Transmit
Filtering
Engine
and
Freescale Semiconductor
RXCAN
TXCAN