mcf51ac256a Freescale Semiconductor, Inc, mcf51ac256a Datasheet - Page 318

• Manufacturer Part Number: mcf51ac256a
• Description: Mcf51ac Flexis
• Manufacturer: Freescale Semiconductor, Inc

Freescale’s Controller Area Network (MSCANV1)
15.1.2
The following modes of operation are specific to the MSCAN. See
for details.
15.1.3
15.2
The MSCAN uses two external pins:
15.2.1
RXCAN is the MSCAN receiver input pin.
15-2
Wake-Up Interrupt Req.
Transmit Interrupt Req.
Receive Interrupt Req.
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Errors Interrupt Req.
Programmable MSCAN clock source either bus clock or oscillator clock
Internal timer for time-stamping of received and transmitted messages
Three low-power modes: sleep, power down, and MSCAN enable
Global initialization of configuration registers
Listen-Only Mode
MSCAN Sleep Mode
MSCAN Initialization Mode
MSCAN Power Down Mode
Loopback Self Test Mode
External Signal Description
Oscillator Clock
Modes of Operation
Block Diagram
RXCAN — CAN Receiver Input Pin
Bus Clock
MCF51AC256 ColdFire Integrated Microcontroller Reference Manual, Rev. 5
MSCAN
Figure 15-1. MSCAN Block Diagram
MUX
Configuration
CANCLK
Registers
Control
Status
and
Presc.
Wake-Up
Tq Clk
Section 15.5, “Functional
Low Pass Filter
Message
Buffering
Receive/
Transmit
Filtering
Engine
and
Freescale Semiconductor
Description,”
RXCAN
TXCAN