EVB9311 SMSC, EVB9311 Datasheet - Page 248

• Manufacturer Part Number: EVB9311
• Description: EVALUATION BOARD LAN9311-NU
• Manufacturer: SMSC
• Series: 0133r

Specifications of EVB9311

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9311
• Primary Attributes: 2 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: 2 PHYs with HP Auto-MDIX, Auto- Flow Control, 32-bit CRC, MDI/MDI-X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1076

Revision 1.7 (06-29-10)
BITS
5:0
7
6
Collision Test (VPHY_COL_TEST)
This bit enables/disables the collision test mode. When set, the collision
signal to the Host MAC is active during transmission from the Host MAC.
Note:
0: Collision test mode disabled
1: Collision test mode enabled
Speed Select MSB (VPHY_SPEED_SEL_MSB)
This bit is not used by the Virtual PHY and has no effect. The value returned
is always 0.
RESERVED
Note 14.16 The reserved bits 31-16 are used to pad the register to 32-bits so that each register is on
It is recommended that this bit be used only when in loopback
mode.
a DWORD boundary. When accessed serially (through the MII management protocol), the
register is 16-bits wide.
DESCRIPTION
DATASHEET
248
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
TYPE
R/W
SMSC LAN9311/LAN9311i
RO
RO
DEFAULT
Datasheet
0b
0b
-