DCAN Registers
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Table 23-58. IF3OBS Register Field Descriptions (continued)
Bit Field Type Reset Description
9 IF3_SA R 0h
IF3 Status of Arbitration data read access
0x0 = All Arbitration data bytes are already read out, or are not
marked to be read.
0x1 = Arbitration section has still data to be read out.
8 IF3_SM R 0h
IF3 Status of Mask data read access
0x0 = All mask data bytes are already read out, or are not marked to
be read.
0x1 = Mask section has still data to be read out.
7-5 Reserved R 0h
4 DataB R/W 0h
Data B read observation
0x0 = Data B section has not to be read.
0x1 = Data B section has to be read to enable next IF3 update.
3 DataA R/W 0h
Data A read observation
0x0 = Data A section has not to be read.
0x1 = Data A section has to be read to enable next IF3 update.
2 Ctrl R/W 0h
Ctrl read observation
0x0 = Ctrl section has not to be read.
0x1 = Ctrl section has to be read to enable next IF3 update.
1 Arb R/W 0h
Arbitration data read observation
0x0 = Arbitration data has not to be read.
0x1 = Arbitration data has to be read to enable next IF3 update.
0 Mask R/W 0h
Mask data read observation
0x0 = Mask data has not to be read.
0x1 = Mask data has to be read to enable next IF3 update.
3978
Controller Area Network (CAN) SPRUH73H–October 2011–Revised April 2013
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