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參數(shù)資料
| 型號： | CT1611-FP |
| 廠商： | Aeroflex Inc. |
| 英文描述： | DMA Controller with Buffer Memory,MIL-STD-1750A Compatible |
| 中文描述： | DMA控制器與緩沖存儲器，符合MIL - STD - 1750A兼容 |
| 文件頁數(shù)： | 20/24頁 |
| 文件大?。?/td> | 291K |
| 代理商： | CT1611-FP |
20
SCDCT1611 Rev A
Used only in BC mode
Contains information not explicitly contained in command word.
Defines:
1. Type of Transfer
2. Selection of bus
- selects 1 of 4
Note:
Most systems
are only dual
redundant
3. Continue, for continuous poll operation
4. Conditions for defining an invalid transfer via Bit masks for returned status words.
5. Continue/last control bit for framing poll operations.
This register is loaded via I/O Command. It is also loaded during a Polling Operation, via DMA from the polling
command stack.
Transaction Word Register
MSB
15
LSB
0
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Reg. Bit
Name
Definition
0 - 2
TRANS TYPE
Specifies Transaction Type
3 - 4
BUS
Selection of Bus
5
DMA3RD
Polling Sequence Option (Polling Mode only)
For use with RT to RT transfers and code with associated data transfers.
When set, during polling sequence, the second command word (for RT to RT
transfers) or the data word (for mode with associated data transfers) is loaded
from the command stack.
Otherwise the last entry in the second command/and register will be used in
transfer.
0 = Not Set
1 = Set
Bit 2
Bit 1
Bit 0
Transaction
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
NORMAL Receive or Transmit
RT to RT
No Operation
Mode WITHOUT data
No Operation
Mode with RETURNED data
No Operation
Mode with associated data
Bit 4
Bit 3
Bus
0
0
1
1
0
1
0
1
"0" or "A"
"1" or "B"
"2" or "C"
"3" or "D"
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相關代理商/技術參數(shù) |
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| CT1612 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:MIL-STD-1553/ARINC Bus Controller/RTU |
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| CT1612FP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:MIL-STD-1553/ARINC Bus Controller/RTU |
| CT1616 | 制造商:EDSYN 功能描述: |
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