Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO 데이터 시트
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제품 코드
ATSAM4S-XPRO
494
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
27.5.7 Transmit Next Pointer Register
Name:
PERIPH_TNPR
Access:
Read/Write
• TXNPTR: Transmit Next Pointer
TXNPTR contains the next transmit buffer address.
When a half-duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
When a half-duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
31
30
29
28
27
26
25
24
TXNPTR
23
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20
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18
17
16
TXNPTR
15
14
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10
9
8
TXNPTR
7
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4
3
2
1
0
TXNPTR