eCAN I/O Control Registers (CANTIOC, CANRIOC)
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Figure 2-23. RX I/O Control Register (CANRIOC)
31
16
Reserved
R-x
15
4
3
2
0
Reserved
RXFU
Reserved
NC
R-0
RWP-
0
LEGEND: RWP = Read in all modes, write in EALLOW-mode only; R = Read only; -
n
= value after reset; x = indeterminate
Table 2-20. RX I/O Control Register (CANRIOC) Field Descriptions
Bit
Field
Value
Description
31:4
Reserved
Reads are undefined and writes have no effect.
3
RXFUNC
This bit must be set for CAN module function.
1
The CANRX pin is used for the CAN receive functions.
0
Reserved
2:0
Reserved
Reserved
eCAN Registers
54
SPRU074F – May 2002 – Revised January 2009