EDMA3 Registers
11.4.2.5 Error Registers
11.4.2.5.1 Error Register (ERRSTAT)
The error status register (ERRSTAT) is shown in
and described in
Figure 11-109. Error Register (ERRSTAT)
31
16
Reserved
R-0
15
4
3
2
1
0
Reserved
MMRAERR
TRERR
Reserved
BUSERR
R-0
R-0
R-0
R-0
R-0
LEGEND: R = Read only; -n = value after reset
Table 11-94. Error Register (ERRSTAT) Field Descriptions
Bit
Field
Value
Description
31-4
Reserved
0
Reserved. Always write 0 to this bit; writes of 1 to this bit are not supported and attempts to do so may
result in undefined behavior.
3
MMRAERR
MMR address error.
0
Condition is not detected.
1
User attempted to read or write to an invalid address in configuration memory map.
2
TRERR
Transfer request (TR) error event.
0
Condition is not detected.
1
TR detected that violates constant addressing mode transfer (SAM or DAM is set) alignment rules or
has ACNT or BCNT == 0.
1
Reserved
0
Reserved. Always write 0 to this bit; writes of 1 to this bit are not supported and attempts to do so may
result in undefined behavior.
0
BUSERR
Bus error event.
0
Condition is not detected.
1
EDMA3TC has detected an error at source or destination address. Error information can be read from
the error details register (ERRDET).
999
SPRUH73H – October 2011 – Revised April 2013
Enhanced Direct Memory Access (EDMA)
Copyright © 2011–2013, Texas Instruments Incorporated