AT91SAM9G45-EKES Atmel, AT91SAM9G45-EKES Datasheet - Page 928

• Manufacturer Part Number: AT91SAM9G45-EKES
• Description: KIT EVAL FOR AT91SAM9G45
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: MCUr

Specifications of AT91SAM9G45-EKES

• Contents: Board
• Processor To Be Evaluated: SAM9G45
• Data Bus Width: 32 bit
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 50 C
• Minimum Operating Temperature: - 10 C
• Operating Supply Voltage: 1.8 V to 3.3 V
• For Use With/related Products: AT91SAM9G45
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q4626953

39.5.19
Register Name:
Access Type:
Reset Value:
• P_FETCH: Descriptor Fetch Control Field
0: Preview channel fetch operation is disabled.
1: Preview channel fetch operation is enabled.
• P_WB: Descriptor Writeback Control Field
0: Preview channel writeback operation is disabled.
1: Preview channel writeback operation is enabled.
• P_IEN: Transfer Done Flag Control
0: Preview Transfer done flag generation is enabled.
1: Preview Transfer done flag generation is disabled.
• P_DONE: (This field is only updated in the memory.)
0: The transfer related to this descriptor has not been performed.
1: The transfer related to this descriptor has completed. This field is updated in memory at the end of the transfer, when
writeback operation is enabled.
6438F–ATARM–21-Jun-10
31
23
15
–
–
–
7
–
DMA Preview Control Register
30
22
14
–
–
–
6
–
DMA_P_CTRL
Read-write
0x00000000
29
21
13
–
–
–
5
–
28
20
12
–
–
–
4
–
P_DONE
27
19
11
–
–
–
3
P_IEN
26
18
10
–
–
–
2
AT91SAM9G45
P_WB
25
17
–
–
9
–
1
P_FETCH
24
16
–
–
8
–
0
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