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DM9102AT Datasheet(PDF) 63 Page - List of Unclassifed Manufacturers

Part # DM9102AT
Description  Single Chip Fast Ethernet NIC controller
PDF  77 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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DM9102AT Datasheet(HTML) 63 Page - List of Unclassifed Manufacturers

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DM9102A
Single Chip Fast Ethernet NIC controller
Final
Version: DM9102A-DS-F03
August 28, 2000
63
TTM Bit Map
11+G_i+R_i
2
Note 1: The definition of Media Capabilities and Nway
Advertisement is the same with 802.3U in terms of Auto-
negotiation.
Media Information Block: (Type = 00)
ITEM
Offset
Size
Block Length
0
1
Block Type(00)
1
1
Media Code
2
1
GPR Data
3
1
Command
4
2
Note 1: Media Code: 10BASE_T Half Duplex 00
10 BASE_T Full Duplex 04
100 BASE_T Half Duplex 01
100 BASE_T Full Duplex 05
Note 2: Command Format
Delay Period Block (Type = 80): Define the delay time unit
in us.
ITEM
Offset
Size
Block Length
0
1
Block Type(80)
1
1
Time Unit
2
2
6. Example of DM9102A SROM Format
Total Size: 128 Bytes
Field Name
Offset
(Bytes)
Size (Bytes)
Value
(Hex)
Commentary
Sub-Vendor ID
0
2
1282
ID Block
Sub-Device ID
2
2
9102
Reserved1
4
4
00000000
Auto_Load_Control
8
1
00
Auto-load function definition:
Bit 3~0 = 1010
Auto-Load PCI
Vendor ID/Device ID enabled
Bit 7~4 = 1x1x
Auto-Load NCE,
PMC/PMCSR enabled
New_Capabilities_Enable
(NCE)
9
1
00
Please refer to DM9102A Spec.
PCI Vendor ID
10
2
1282
PCI Device ID
12
2
9102
If Auto-Load PCI Vendor ID/Device
ID function disabled, the PCI
Vendor ID/Device ID will use the
default values (1282h, 9102h).
Power Management
Capabilities (PMC)
14
1
00
Please refer to DM9102A Spec.
Power Management
Control/Status (PMCSR)
15
1
00
Please refer to DM9102A Spec.
ID_BLOCK_CRC
16
1
-
Offset 0..15, 17 ID CRC
Reserved2
17
1
00
Field Name
Offset
(Bytes)
Size (Bytes)
Value
(Hex)
Commentary
SROM Format Version
18
1
03
Version 3.0
Controller Count
19
1
01
IEEE Network Address
20
6
-
Controller Info Header
Controller_0 Device Number
26
1
00



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