參數(shù)資料
型號: KSZ8842-PMBL AM TR
廠商: Micrel Inc
文件頁數(shù): 68/119頁
文件大小: 0K
描述: IC ETHERNET SW 2PORT 100LFBGA
標(biāo)準(zhǔn)包裝: 1,000
控制器類型: 以太網(wǎng)開關(guān)控制器
接口: PCI
電源電壓: 3.1 V ~ 3.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 100-LFBGA
供應(yīng)商設(shè)備封裝: 100-LFBGA
包裝: 帶卷 (TR)
Micrel, Inc.
KSZ8842-PMQL/PMBL
October 2007
52
M9999-100207-1.5
Memory BIST Info Register (Offset 0x0214): MBIR
The following table shows the register bit fields.
Bit
Default
R/W
Description
15 – 13
0x0
RO
Reserved
12
RO
TXMBF TX Memory Bits Finish
When set, it indicates the Memory Built In Self Test has completed for the
TX Memory.
11
RO
TXMBFA TX Memory Bits Fail
When set, it indicates the Memory Built In Self Test has failed.
10 – 5
RO
Reserved
4
RO
RXMBF RX Memory Bits Finish
When set, it indicates the Memory Built In Self Test has completed for the
RX Memory.
3
RO
RXMBFA RX Memory Bits Fail
When set, it indicates the Memory Built In Self Test has failed.
2 – 0
RO
Reserved
Global Reset Register (Offset 0x0216): GRR
This register holds control information programmed by the CPU to control the global soft reset function.
Bit
Default
R/W
Description
15 – 1
0x00
RO
Reserved
0
RW
Global Soft Reset
1 = Software reset active
0 = Software reset inactive
Set two times to finish the software reset, this soft reset bit will reset PCI
control/status registers only.
Switch Registers
Switch ID and Enable Register (Offset 0x0400): SIDER
This register contains the switch ID, and the switch-enable control.
Bit
Default
R/W
Description
15 – 8
0x88
RO
Family ID
Chip family
7 – 4
0x4
RO
Chip ID
3 – 1
000
RO
Revision ID
0
RW
Start Switch
1 = start the chip
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