SAM4L Datasheet, PDF (1012/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

ATSAM4L4/L2
38.7.6 Configuration Direct Memory Access
Name:
CDMA
Access Type:
Write-Only
Offset:
0x18
Reset Value:
0x00000000
First DMA Word
31
30
29
28
27
26
25
DW
ZOOMRANGE
-
-
-
23
22
21
20
19
18
17
-
MUXNEG
MUXPOS
15
14
13
12
11
10
9
INTERNAL
TSS
RES
-
-
-
7
6
5
4
3
2
1
GCOMP
GAIN
STRIG
BIPOLAR
-
• DW: Double Word transmitting
Number of DMA transfer remainning to end the configuration of the next conversion
• TSS: Internal timer start or stop bit
Writing a one to this bit starts the internal timer
Writing a zero to this bit stops the internal timer
Second DMA Word (Optional Window Mode)
31
30
29
28
27
DW
-
-
-
23
22
21
20
19
HT[7:0]
15
14
13
12
11
-
WM
7
6
5
4
3
LT[7:0]
• DW: Double Word transmitting
This bit must be set to zero (configuration completed)
26
25
HT[11:8]
18
17
10
9
LT[11:8]
2
1
42023C–SAM–02/2013
24
-
16
8
ENSTUP
0
HWLA
24
16
8
0
1012