参数资料
型号: GT-48004A
厂商: Galileo Technology Services, LLC
英文描述: Four Port Switched Fast Ethernet Controller(四端口、交换式快速以太网控制器)
中文描述: 四端口交换式快速以太网控制器(四端口,交换式快速以太网控制器)
文件页数: 100/106页
文件大小: 953K
代理商: GT-48004A
GT-48004A Four Port Switched Fast Ethernet Controller
93
Revision 1.0
N:\Marketing\Docs\Archive\48004A\DATASHEET\Rev 1.0\484ads10.fm
Class Code and Revision ID, Offs e t: 0x0 08 (Re a d-Only)
Header Type, Latency Timer, Cache Line, Offset: 0x00C
For more information on these fields, please refer to the PCI specification.
29
MastAbort
Master Abort.
This pin is set upon Master Abort. This bit is cleared
by writing ‘1’ to it.
0x0
30
SysError
System Error.
This pin is set upon System Error. This bit is cleared
by writing ‘1’ to it.
0x0
31
DetParErr
Detected Parity Error.
This pin is set upon detection of Parity Error (in both
master and slave operations). This bit is cleared by
writing ‘1’ to it.
0x0
Bi ts
Fi e l d Na m e
Fun cti o n
In iti a l Va l u e
7:0
RevID
Revision ID.
Indicates the GT-48004A revision number.
0x10
23:16
SubClass
SubClass.
Indicates the GT-48004A Subclass (0x0 - Ethernet).
0x0
31:24
BaseClass
Base Class.
Indicates the GT-48004A Base Class (0x2 - Network
Device).
0x2
Bi ts
Fi e l d Na m e
Fun cti o n
In iti a l Va l u e
7:0
CacheLine
Cache Line.
Specifies the GT-48004A’s cache line size (size=8).
Read only.
0x7
15:8
LatTimer
Latency Timer.
Specifies in units of PCI bus clocks the value of the
latency timer of the GT-48004A. Default is 256 cycles
(0xff).
0xff
23:16
HeadType
Header Type.
Specifies the layout of bytes 10 hex through 3f hex.
0x0
Bi ts
Fi e l d Na m e
Fun cti o n
In iti a l Va l u e
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