參數(shù)資料
型號(hào): KSZ8873MLL AM TR
廠商: Micrel Inc
文件頁(yè)數(shù): 64/115頁(yè)
文件大小: 0K
描述: IC ETHERNET SWITCH 3PORT 64LQFP
產(chǎn)品培訓(xùn)模塊: KSZ8873 Ethernet Switches
標(biāo)準(zhǔn)包裝: 1,000
控制器類(lèi)型: 以太網(wǎng)開(kāi)關(guān)控制器
接口: MII
電源電壓: 1.8V,2.5V,3.3V
工作溫度: 0°C ~ 70°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 64-LQFP
供應(yīng)商設(shè)備封裝: 64-PQFP(10x10)
包裝: 帶卷 (TR)
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Micrel, Inc.
KSZ8873MLL/FLL/RLL
September 20, 2013
52
Revision 1.6
PHY1 Register 29 (PHYAD = 0x1, REGAD = 0x1D): Not supported
PHY2 Register 29 (PHYAD = 0x2, REGAD = 0x1D): LinkMD Control/Status
Bit
Name
R/W
Description
Default
Reference
15
Vct_enable
R/W
(SC)
=1, Enable cable diagnostic. After VCT test
has completed, this bit will be self-cleared.
=0, Indicate cable diagnostic test (if enabled)
has completed and the status information is
valid for read.
0
Reg. 42, bit 4
14-13
Vct_result
RO
=00, Normal condition
=01, Open condition detected in cable
=10, Short condition detected in cable
=11, Cable diagnostic test has failed
00
Reg 42, bit[6:5]
12
Vct 10M Short
RO
=1, Less than 10 meter short
0
Reg. 42, bit 7
11-9
Reserved
RO
Reserved
000
8-0
Vct_fault_count
RO
Distance to the fault.
It’s approximately 0.4m*vct_fault_count[8:0]
{0, (0x00)}
{(Reg. 42, bit 0),
(Reg. 43, bit[7:0])}
PHY1 Register 31 (PHYAD = 0x1, REGAD = 0x1F): PHY Special Control/Status
PHY2 Register 31 (PHYAD = 0x2, REGAD = 0x1F): PHY Special Control/Status
Bit
Name
R/W
Description
Default
Reference
15-6
Reserved
RO
Reserved
{(0x00),00}
5
Polrvs
RO
=1, Polarity is reversed
=0, Polarity is not reversed
0
Reg. 31, bit 5
Reg. 47, bit 5
Note: This bit is
only valid for 10BT
4
MDI-X status
RO
=1, MDI
=0, MDI-X
0
Reg. 30, bit 7
Reg. 46, bit 7
3
Force_lnk
R/W
=1, Force link pass
=0, Normal Operation
0
Reg. 26, bit 3
Reg. 42, bit 3
2
Pwrsave
R/W
=0, Enable power saving
=1, Disable power saving
1
Reg. 26, bit 2
Reg. 42, bit 2
1
Remote
Loopback
R/W
=1, Perform Remote loopback, as follows:
Port 1 (reg. 26, bit 1 = ‘1’)
Start: RXP1/RXM1 (port 1)
Loopback: PMD/PMA of port 1’s PHY
End: TXP1/TXM1 (port 1)
Port 2 (reg. 42, bit 1 = ‘1’)
Start: RXP2/RXM2 (port 2)
Loopback: PMD/PMA of port 2’s PHY
End: TXP2/TXM2 (port 2)
=0, Normal Operation
0
Reg. 26, bit 1
Reg. 42, bit 1
0
Reserved
R/W
Reserved
Do not change the default value.
0
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