KS8721SL-EVAL Micrel Inc, KS8721SL-EVAL Datasheet - Page 11

• Manufacturer Part Number: KS8721SL-EVAL
• Description: BOARD EVAL EXPERIMENT KS8721SL
• Manufacturer: Micrel Inc

Specifications of KS8721SL-EVAL

• Main Purpose: Interface, Ethernet Controller (PHY and MAC)
• Embedded: No
• Utilized Ic / Part: KSZ8721SL
• Primary Attributes: 1 Port, 100BASE-TX/100BASE-FX/10BASE-T
• Secondary Attributes: MII, RMII, Auto MDI, MDIX, >130 Meter Cable Driver, LDO, IEEE802.3u Compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 576-1010

KS8721BL/SL (3.3V Single Power Supply 10/100BaseTX/FX MII Physical Layer Transceiver)
R
Note: RW: Read/Write, RO: Read Only, SC: Self Clear, LH: Latch High, LL: Latch Low
Address
Register 0h – Basic Control
0.15
0.14
0.13
0.12
EGISTER
Register No.
Some of the default values are set by strap-in defined on page 8
15h
1bh
1fh
0h
1h
2h
3h
4h
5h
6h
7h
8h
Name
Reset
Loop-back
Speed
Select
(LSB)
Auto-
Negotiation
Enable
M
AP
Description
1 = software reset. Bit is self-
clearing
1 = loop-back mode
0 = normal operation
1 = 100Mb/s
0 = 10Mb/s
Ignored if Auto-Negotiation is
enabled
(0.12 = 1)
1 = enable auto-negotiation
process (override 0.13 and 0.8)
0 = disable auto-negotiation
process
Basic Control Register
Basic Status Register
PHY Identifier I
PHY Identifier II
Auto-Negotiation Advertisement Register
Auto-Negotiation Link Partner Ability Register
Auto-Negotiation Expansion Register
Auto-Negotiation Next Page Register
Link Partner Next Page Ability
RXER Counter Register
Interrupt Control/Status Register
100BaseTX PHY Control Register
- 11 -
KS8721BL/SL Preliminary Rev 0.90
Description
Mode Default
RW/
SC
RW
RW
RW
0
0
Set by
SPD100
Set by
NWAYEN
Aug, 2003