DS80C411 Maxim, DS80C411 Datasheet - Page 86

• Manufacturer Part Number: DS80C411
• Description: The DS80C410/DS80C411 network microcontrollers offer the highest integration available in an 8051 device
• Manufacturer: Maxim

Modification of the CAN registers located in MOVX memory is protected through the SWINT bit. Consult the
description of this bit in the High-Speed Microcontroller User’s Guide: Network Microcontroller Supplement for more
information. The CAN module contains a block of control/status/mask registers, 14 functionally identical message
centers, plus a 15th message center that is receive-only and incorporates a buffered FIFO.
organization of the message centers located in MOVX space.
Table 18. CAN Controller MOVX Memory Map
REGISTER
C0M1D0–7
C0M15D0—
C0M15M0
C0M15M1
C0M15M2
C0M15M3
C0M1AR0
C0M1AR1
C0M1AR2
C0M1AR3
C0M15AR0
C0M15AR1
C0M15AR2
C0M15AR3
C0SGM0
C0SGM1
C0EGM0
C0EGM1
C0EGM2
C0EGM3
C0M15D7
C0MID0
C0MID1
C0MA0
C0MA1
C0M1F
C0M15F
C0BT0
C0BT1
—
DTBYC3
M0AA7
M1AA7
MID07
MID17
DTBYC3
SJW1
SMP
ID28
ID20
ID28
ID20
ID12
ID28
ID20
ID12
ID4
ID4
7
DTBYC2
TSEG26
M0AA6
M1AA6
DTBYC2
MID06
MID16
SJW0
ID27
ID19
ID27
ID19
ID11
ID27
ID19
ID11
ID3
ID3
MESSAGE CENTER 10 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 11 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 12 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 13 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 14 REGISTERS (similar to Message Center 1)
6
MESSAGE CENTER 2 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 3 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 4 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 5 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 6 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 7 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 8 REGISTERS (similar to Message Center 1)
MESSAGE CENTER 9 REGISTERS (similar to Message Center 1)
CAN 0 MESSAGE 1 ARBITRATION REGISTER 3
CAN 0 MESSAGE 15 ARBITRATION REGISTER 3
CAN 0 MESSAGE 1 ARBITRATION REGISTER 0
CAN 0 MESSAGE 1 ARBITRATION REGISTER 1
CAN 0 MESSAGE 1 ARBITRATION REGISTER 2
CAN 0 MESSAGE 15 ARBITRATION REGISTER 0
CAN 0 MESSAGE 15 ARBITRATION REGISTER 1
CAN 0 MESSAGE 15 ARBITRATION REGISTER 2
TSEG25
DTBYC1
M0AA5
M1AA5
DTBYC1
MID05
MID15
BPR5
ID26
ID18
ID26
ID18
ID10
ID26
ID18
ID10
ID2
ID2
5
CAN 0 MESSAGE 1 DATA BYTES 0 to 7
CAN 0 MESSAGE 15 DATA BYTE 0 to 7
CONTROL/STATUS/MASK REGISTERS
CAN 0 MESSAGE CENTERS 2 to 14
CAN 0 MESSAGE CENTER 15
CAN 0 MESSAGE CENTER 1
DTBYC0
TSEG24
M0AA4
M1AA4
DTBYC0
MID04
MID14
BPR4
ID25
ID25
ID17
ID25
ID17
ID9
ID1
ID9
ID1
4
0
RESERVED
RESERVED
Reserved
Reserved
86 of 102
TSEG13
M0AA3
M1AA3
MID03
MID13
BPR3
ID24
ID24
ID16
ID24
ID16
ID8
ID0
ID8
ID0
T/R
3
0
0
TSEG12
M0AA2
M1AA2
MID02
MID12
EX/ST
BPR2
EX/ST
ID23
ID23
ID15
ID23
ID15
ID7
ID7
2
0
0
0
TSEG11
M0AA1
M1AA1
MID01
MID11
MEME
MEME
BPR1
ID22
ID22
ID14
ID22
ID14
ID6
ID6
1
0
0
0
TSEG10
M0AA0
M1AA0
WTOE
MDME
WTOE
MDME
MID00
MID10
BPR0
ID21
ID21
ID13
ID21
ID13
ID5
ID5
0
0
0
0
Table 18
FFDBC0h–CFh
FFDBD0h–DFh
FFDBA0h–AFh
FFDBB0h–BFh
FFDBE0h–EFh
FFDBF7h–FEh
FFDB17h–1Eh
FFDB20h–2Fh
FFDB30h–3Fh
FFDB40h–4Fh
FFDB50h–5Fh
FFDB60h–6Fh
FFDB70h–7Fh
FFDB80h–8Fh
FFDB90h–9Fh
FFDBF0h–F1h
FFDB10h–11h
MOVX DATA
describes the
ADDRESS
FFDB0Ch
FFDB0Dh
FFDB00h
FFDB01h
FFDB02h
FFDB03h
FFDB04h
FFDB05h
FFDB06h
FFDB07h
FFDB08h
FFDB09h
FFDB0Ah
FFDB0Bh
FFDB0Eh
FFDB0Fh
FFDB12h
FFDB13h
FFDB14h
FFDB15h
FFDB16h
FFDB1Fh
FFDBF2h
FFDBF3h
FFDBF4h
FFDBF5h
FFDBF6h
FFDBFFh