TMS320DM6437
Digital Media Processor
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SPRS345B–NOVEMBER 2006–REVISED MARCH 2007
6.16 High-End Controller Area Network Controller (HECC)
The DM6437 device has a High-End Controller Area Network Controllers (HECC). The HECC uses
established protocol to communicate serially with other controllers in harsh environments. The HECC is
fully compliant with the Controller Area Network (CAN) protocol, version 2.0B.
Key features of the HECC include the following:
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CAN, version 2.0B compliant
32 RX/TX message objects
32 receive identifier masks
Programmable wake-up on bus activity
Programmable interrupt scheme
Automatic reply to a remote request
Automatic re-transmission in case of error or loss of arbitration
Protection against reception of a new message
32-bit time stamp
Local network time counter
Programmable priority register for each message
Programmable transmission and reception time-out
HECC/SCC mode of operation
Standard-Extended Identifier
Self-test mode
For more details on the HECC, see the TMS320DM643x High-End CAN Controller (HECC) User's Guide
(literature number SPRU981).
6.16.1 HECC Device-Specific Information
Software must not access "Reserved" locations of the HECC. Access to HECC "Reserved" locations may
hang the device.
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Peripheral Information and Electrical Specifications
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