參數(shù)資料
型號(hào): VT6304
廠商: Electronic Theatre Controls, Inc.
英文描述: 1394.A 4 PORT PHYSICAL LAYER CHIP
中文描述: 1394.A 4端口物理層芯片
文件頁(yè)數(shù): 13/21頁(yè)
文件大?。?/td> 126K
代理商: VT6304
VIA Technologies, Inc.
Preliminary VT6304
13
010 - and 393.216 Mbit/s
Enable port event interrupts. When set to one, the PHY shall set
Port_event to one if any of Connected, Bias, Disabled or Fault (for this
port) change state.
Set to one if an error is detected during a suspend or resume operation.
A write of one to this bit clears it to zero.
Int_Enable
1
rw
0
Fault
1
Rw
0
3.4.
PHY
REGISTER PAGE
1: V
ENDOR IDENTIFICATION PAGE
The Vendor Identification page is used to identify the PHY’s vendor and compliance level. The page is
selected by writing one to Page_select in the PHY register at address 0111.
0
1
2
3
4
5
6
7
1000b
1001b
1010b
1011b
1100b
1101b
1110b
1111b
Compliance_level
Reserved
Vendor_ID
Product_ID
3.5.
PHY
REGISTER
V
ENDOR
I
DENTIFICATION PAGE FIELDS
Size
Type
Description
Compliance_le
vel
0 = not specified
1 = IEEE P1394a
All other values reserved for future standardization. The default is
“1”.
Vendor_ID
24
R
The company ID or Organizationally Unique Identifier (OUI) of the
manufacturer of the PHY. The most significant byte of Vendor_ID
appears at PHY register location 1010 and the least significant at
1100. The default value is “00 40 63”.
Product_ID
24
R
The meaning of this number is determined by the company or
organization that has been granted Vendor_ID. The most significant
byte of Product_ID appears at PHY register location 1101 and the
least significant at 1111. The default value is “30 60 00”.
8
R
Standard to which the PHY implementation complies:
3.6.
PHY
REGISTER PAGE
7: V
ENDOR
-
DEPENDENT PAGE
The vendor-dependent page provides registers set aside for use by the PHY’s vendor. The page is selected by
writing seven to Page_select in the PHY register at address 0111.
Don’t access the registers “used for
test”
.
address
0
1
2
3
1000b
used for test
4
5
6
7
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