TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
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SPRS439I–JUNE 2007–REVISED MARCH 2011
The CAN registers listed in Table 4-9 are used by the CPU to configure and control the CAN controller
and the message objects. eCAN control registers only support 32-bit read/write operations. Mailbox RAM
can be accessed as 16 bits or 32 bits. 32-bit accesses are aligned to an even boundary.
Table 4-9. CAN Register Map(1)
eCAN-A
ADDRESS
eCAN-B
ADDRESS
SIZE
(x32)
REGISTER NAME
DESCRIPTION
CANME
CANMD
0x6000
0x6002
0x6004
0x6006
0x6008
0x600A
0x600C
0x600E
0x6010
0x6012
0x6014
0x6016
0x6018
0x601A
0x601C
0x601E
0x6020
0x6022
0x6024
0x6026
0x6028
0x602A
0x602C
0x602E
0x6030
0x6032
0x6200
0x6202
0x6204
0x6206
0x6208
0x620A
0x620C
0x620E
0x6210
0x6212
0x6214
0x6216
0x6218
0x621A
0x621C
0x621E
0x6220
0x6222
0x6224
0x6226
0x6228
0x622A
0x622C
0x622E
0x6230
0x6232
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Mailbox enable
Mailbox direction
CANTRS
CANTRR
CANTA
Transmit request set
Transmit request reset
Transmission acknowledge
Abort acknowledge
CANAA
CANRMP
CANRML
CANRFP
CANGAM
CANMC
Receive message pending
Receive message lost
Remote frame pending
Global acceptance mask
Master control
CANBTC
CANES
Bit-timing configuration
Error and status
CANTEC
CANREC
CANGIF0
CANGIM
CANGIF1
CANMIM
CANMIL
CANOPC
CANTIOC
CANRIOC
CANTSC
CANTOC
CANTOS
Transmit error counter
Receive error counter
Global interrupt flag 0
Global interrupt mask
Global interrupt flag 1
Mailbox interrupt mask
Mailbox interrupt level
Overwrite protection control
TX I/O control
RX I/O control
Time stamp counter (Reserved in SCC mode)
Time-out control (Reserved in SCC mode)
Time-out status (Reserved in SCC mode)
(1) These registers are mapped to Peripheral Frame 1.
Copyright © 2007–2011, Texas Instruments Incorporated
Peripherals
91
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