TMS320F241_13 Datasheet, PDF (59/122 Pages) Texas Instruments – DSP CONTROLLERS

TMS320F243, TMS320F241
DSP CONTROLLERS
SPRS064D − DECEMBER 1997 − REVISED FEBRUARY 2006
controller area network (CAN) module
The CAN peripheral supports the following features:
D Full implementation of CAN protocol, version 2.0B
− Standard and extended identifiers
− Data and remote frames
D Six mailboxes for objects of 0- to 8-bytes data length
− Two receive mailboxes (MBOX0,1), two transmit mailboxes (MBOX4,5)
− Two configurable transmit/receive mailboxes (MBOX2,3)
D Local acceptance mask registers (LAMn) for mailboxes 0 and 1 and mailboxes 2 and 3
D Programmable bit rate
D Programmable interrupt scheme
D Programmable wake up on bus activity
D Automatic reply to a remote request
D Automatic re-transmission in case of error or loss of arbitration
D Bus failure diagnostic
− Bus on/off
− Error passive/active
− Bus error warning
− Bus stuck dominant
− Frame error report
− Readable error counter
D Self-Test Mode
− The CAN peripheral operates in a loop back mode
− Receives its own transmitted message and generates its own acknowledge signal
D Two-Pin Communication
− The CAN module uses two pins for communication, CANTX and CANRX
− These two pins are connected to a CAN transceiver chip, which in turn is connected to a CAN bus
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