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AT91SAM7A2-AI Datasheet(PDF) 91 Page - ATMEL Corporation

Part # AT91SAM7A2-AI
Description  AT91 ARM Thumb-based Microcontrollers
PDF  369 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT91SAM7A2-AI Datasheet(HTML) 91 Page - ATMEL Corporation

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PRELIMINARY
AT91SAM7A2
6021A–ATARM–07/04
PDC CH0...CH9 Memory Pointer Register
Name:
PDC_MPR0...PDC_MPR9
Access:
Read/Write
Base Address:
0xXX8
• CHPTR[31:0]: Channel Pointer
CHPTR[31:0] must be loaded with the address of the target buffer (memory address).
PDC CH0...CH9 Transfer Register
Name:
PDC_TCR0...PDC_TCR9
Access:
Read/Write
Base Address:
0xXXC
• CHCTR[15:0]: Channel Counter
CHCTR[15:0] must be loaded with the size of the receive buffer.
0: Stop Peripheral Data Transfer dedicated to the peripheral X.
1 to 65535: Start immediately Peripheral Data Transfer.
31
30
29
28
27
26
25
24
CHPTR[31:24]
23
22
21
20
19
18
17
16
CHPTR[23:16]
15
14
13
12
11
10
9
8
CHPTR[15:8]
76
543
21
0
CHPTR[7:0]
31
30
29
28
27
26
25
24
––
–––
––
–
23
22
21
20
19
18
17
16
––
–––
––
–
15
14
13
12
11
10
9
8
CHCTR15:8]
76
543
21
0
CHCTR[7:0]



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