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| 型號： | KS8995MAI |
| 廠商： | Micrel Inc |
| 文件頁數(shù)： | 41/73頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC SWITCH 10/100 5PORT 128PQFP |
| 標準包裝： | 66 |
| 系列： | * |
| 類型： | * |
| 應(yīng)用： | * |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 128-BFQFP |
| 供應(yīng)商設(shè)備封裝： | 128-PQFP（14x20） |
| 包裝： | 散裝 |
| 配用： | 576-1017-ND - BOARD EVAL EXPERIMENT KS8995M |
| 其它名稱： | 576-1019 |
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KS8995MA
Micrel, Inc.
M9999-051305
46
May 2005
Register 19 (0x13): Port 1 Control 3
Register 35 (0x23): Port 2 Control 3
Register 51 (0x33): Port 3 Control 3
Register 67 (0x43): Port 4 Control 3
Register 83 (0x53): Port 5 Control 3
Address
Name
Description
Mode
Default
7-0
Default Tag [15:8]
Port’s default tag, containing:
R/W
0
7-5: user priority bits
4: CFI bit
3-0 : VID[11:8]
Register 20 (0x14): Port 1 Control 4
Register 36 (0x24): Port 2 Control 4
Register 52 (0x34): Port 3 Control 4
Register 68 (0x44): Port 4 Control 4
Register 84 (0x54): Port 5 Control 4
Address
Name
Description
Mode
Default
7-0
Default Tag [7:0]
Default port 1’s tag, containing:
R/W
1
7-0: VID[7:0]
Note:
Registers 19 and 20 (and those corresponding to other ports) serve two purposes: (1) associated with the ingress untagged packets, and used for egress
tagging; (2) default VID for the ingress untagged or null-VID-tagged packets, and used for address look-up.
Register 21 (0x15): Port 1 Control 5
Register 37 (0x25): Port 2 Control 5
Register 53 (0x35): Port 3 Control 5
Register 69 (0x45): Port 4 Control 5
Register 85 (0x55): Port 5 Control 5
Address
Name
Description
Mode
Default
7-0
Transmit High Priority
This along with port control 7, bits [3:0] form a 12-bit
R/W
0
Rate Control [7:0]
field to determine how many “32Kbps” high priority
blocks can be transmitted (in a unit of 4K bytes in a
one second period).
Register 22 (0x16): Port 1 Control 6
Register 38 (0x26): Port 2 Control 6
Register 54 (0x36): Port 3 Control 6
Register 70 (0x46): Port 4 Control 6
Register 86 (0x56): Port 5 Control 6
Address
Name
Description
Mode
Default
7-0
Transmit Low Priority
This along with port control 7, bits [7:4] form a 12-bit
R/W
0
Rate Control [7:0]
field to determine how many “32Kbps” low priority
blocks can be transmitted (in a unit of 4K bytes in a
one second period).
Register 23 (0x17): Port 1 Control 7
Register 39 (0x27): Port 2 Control 7
Register 55 (0x37): Port 3 Control 7
Register 71 (0x47): Port 4 Control 7
Register 87 (0x57): Port 5 Control 7
Address
Name
Description
Mode
Default
7-4
Transmit Low Priority
This along with port control 6, bits [7:0] form a 12-bit
R/W
0
Rate Control [11:8]
field to determine how many “32Kbps” low priority
blocks can be transmitted (in a unit of 4K bytes in a
one second period).
3-0
Transmit High Priority
This along with port control 5, bits [7:0] form a 12-bit
R/W
0
Rate Control [11:8]
field to determine how many “32Kbps” high priority
blocks can be transmitted (in unit of 4K bytes in a
one second period).
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