Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
1076
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
45.12.3
DMA Frame Pointer Register 1
Name:
DMAFRMPT1
Address:
0x00500008
Access:
Read-only
Reset value:
0x00000000
• FRMPT-U
Current value of frame pointer for the upper panel in dual scan mode. Current value of frame pointer for the complete frame
in single scan mode. Down count from FRMSIZE to 0.
in single scan mode. Down count from FRMSIZE to 0.
Note:
This register is read-only and contains the current value of the frame pointer (number of words to the end of the frame). It can be
used as an estimation of the number of words transferred from memory for the current frame.
used as an estimation of the number of words transferred from memory for the current frame.
45.12.4
DMA Frame Pointer Register 2
Name:
DMAFRMPT2
Address:
0x0050000C
Access:
Read-only
Reset value
: 0x00000000
• FRMPT-L
Current value of frame pointer for the Lower panel in dual scan mode only. Down count from FRMSIZE to 0.
Note:
This register is read-only and contains the current value of the frame pointer (number of words to the end of the frame). It can be
used as an estimation of the number of words transferred from memory for the current frame.
used as an estimation of the number of words transferred from memory for the current frame.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
FRMPT-U
15
14
13
12
11
10
9
8
FRMPT-U
7
6
5
4
3
2
1
0
FRMPT-U
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
-
FRMPT-L
15
14
13
12
11
10
9
8
FRMPT-L
7
6
5
4
3
2
1
0
FRMPT-L