Texas Instruments CC2650DK User Manual
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Cryptography Registers
10.2.1.4 DMASTAT Register (Offset = 18h) [reset = X]
DMASTAT is shown in
and described in
.
DMA Controller Status
Figure 10-6. DMASTAT Register
31
30
29
28
27
26
25
24
RESERVED
R-X
23
22
21
20
19
18
17
16
RESERVED
PORT_ERR
RESERVED
R-X
R-X
R-X
15
14
13
12
11
10
9
8
RESERVED
R-X
7
6
5
4
3
2
1
0
RESERVED
CH1_ACTIVE
CH0_ACTIVE
R-X
R-X
R-X
Table 10-14. DMASTAT Register Field Descriptions
Bit
Field
Type
Reset
Description
31-18
RESERVED
R
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
17
PORT_ERR
R
X
Reflects possible transfer errors on the AHB port.
16-2
RESERVED
R
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
1
CH1_ACTIVE
R
X
This register field indicates if DMA channel 1 is active or not. 0: Not
active 1: Active
active 1: Active
0
CH0_ACTIVE
R
X
This register field indicates if DMA channel 0 is active or not. 0: Not
active 1: Active
active 1: Active
827
SWCU117A – February 2015 – Revised March 2015
Copyright © 2015, Texas Instruments Incorporated