Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
977
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
41.6.18
DMAC Channel x [x = 0..7] Configuration Register
Name:
DMAC_CFGx [x = 0..7]
Addresses:
0xFFFFEC50 [0], 0xFFFFEC78 [1], 0xFFFFECA0 [2], 0xFFFFECC8 [3], 0xFFFFECF0 [4], 0xFFFFED18 [5],
0xFFFFED40 [6], 0xFFFFED68 [7]
0xFFFFED40 [6], 0xFFFFED68 [7]
Access:
Read-write
Reset:
0x0100000000
• SRC_PER
Channel x Source Request is associated with peripheral identifier coded SRC_PER handshaking interface.
• DST_PER
Channel x Destination Request is associated with peripheral identifier coded DST_PER handshaking interface.
• SRC_REP
0: When automatic mode is activated, source address is contiguous between two buffers.
1: When automatic mode is activated, the source address and the control register are reloaded from previous transfer.
• SRC_H2SEL
0: Software handshaking interface is used to trigger a transfer request.
1: Hardware handshaking interface is used to trigger a transfer request.
• DST_REP
0: When automatic mode is activated, destination address is contiguous between two buffers.
1: When automatic mode is activated, the destination and the control register are reloaded from the previous transfer.
• DST_H2SEL
0: Software handshaking interface is used to trigger a transfer request.
1: Hardware handshaking interface is used to trigger a transfer request.
• SOD
0: STOP ON DONE disabled, the descriptor fetch operation ignores DONE Field of CTRLA register.
1: STOP ON DONE activated, the DMAC module is automatically disabled if DONE FIELD is set to 1.
31
30
29
28
27
26
25
24
–
–
FIFOCFG
–
AHB_PROT
23
22
21
20
19
18
17
16
–
LOCK_IF_L
LOCK_B
LOCK_IF
–
–
–
SOD
15
14
13
12
11
10
9
8
–
–
DST_H2SEL
DST_REP
–
–
SRC_H2SEL
SRC_REP
7
6
5
4
3
2
1
0
DST_PER
SRC_PER