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参数资料
| 型号： | ACT-7000ASC-300F17I |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 64-BIT, 300 MHz, RISC PROCESSOR, CQFP208 |
| 封装： | 1.120 X 1.120 INCH, CERAMIC, QFP-208 |
| 文件页数： | 9/26页 |
| 文件大小： | 231K |
| 代理商： | ACT-7000ASC-300F17I |
17
SCD7000A Rev C 9/9/09
Aeroflex Plainview
Table 16 – Boot Time Mode Stream
Mode bit
Description
0
Reserved: Must be zero
4..1
Write-back data rate
0:
DDDD
1:
DDxDDx
2:
DDxxDDxx
3:
DxDxDxDx
4:
DDxxxDDxxx
5
DDxxxxDDxxxx
6:
DxxDxxDxxDxx
7:
DDxxxxxxDDxxxxxx
8:
DxxxDxxxDxxxDxxx
9-15:Reserved
7..5
SysClock to Pclock Multiplier
Mode bit 20 = 0 / Mode bit 20 = 1
0:
Multiply by 2/x
1:
Multiply by 3/x
2:
Multiply by 4/x
3:
Multiply by 5/2.5
4:
Multiply by 6/x
5:
Multiply by 7/3.5
6:
Multiply by 8/x
7:
Multiply by 9/4.5
8
Specifies byte ordering. Logically ORed
with BigEndian input signal.
0:
Little endian
1:
Big endian
10..9
Non-Block Write Control
00: R4000 compatible non-block writes
01: Reserved
10..9 con’t
10: pipelined non-block writes
11: non-block write re-issue
11
Timer Interrupt Enable/Disable
0:
Internal Timer interrupt gated to IP[7]
1:
External INT5* gated to IP[7]
12
Reserved: Must be zero
14..13
Output driver strength - 100% = fastest
00: 67% strength
01: 50% strength
10: 100% strength
11: 83% strength
15
Reserved must be zero
17..16
System configuration identifiers- software
visible in processor Config[21..20] register
19..18
Reserved: Must be zero
20
Pclock to SysClock multipliers.
0:
Integer multipliers (2,3,4,5,6,7,8,9)
1:
Half integer multipliers (2.5,3.5,4.5)
23..21
Reserved: Must be zero
24
JTLB Size.
0:
48 dual-entry
1:
64 dual-entry
25
On-chip secondary cache control.
0:
Disable
1:
Enable
255..26
Reserved: Must be zero
Table 16 – Boot Time Mode Stream (cont)
Mode bit
Description
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相关代理商/技术参数 |
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|---|---|
| ACT7000SC | 制造商:AEROFLEX 制造商全称:AEROFLEX 功能描述:ACT 7000SC 64-Bit Superscaler Microprocessor |
| ACT-7000SC-150F17C | 制造商:AEROFLEX 制造商全称:AEROFLEX 功能描述:ACT 7000SC 64-Bit Superscaler Microprocessor |
| ACT-7000SC-150F17I | 制造商:AEROFLEX 制造商全称:AEROFLEX 功能描述:ACT 7000SC 64-Bit Superscaler Microprocessor |
| ACT-7000SC-150F17M | 制造商:AEROFLEX 制造商全称:AEROFLEX 功能描述:ACT 7000SC 64-Bit Superscaler Microprocessor |
| ACT-7000SC-150F17Q | 制造商:AEROFLEX 制造商全称:AEROFLEX 功能描述:ACT 7000SC 64-Bit Superscaler Microprocessor |
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