lan9313 Standard Microsystems Corp., lan9313 Datasheet - Page 48

• Manufacturer Part Number: lan9313
• Description: Lan9313/lan9313i Three Port 10/100 Managed Ethernet Switch With Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.2 (04-08-08)
STRAP NAME
autoneg_strap_2
speed_strap_2
duplex_strap_2
Table 4.2 Soft-Strap Configuration Strap Definitions (continued)
DESCRIPTION
Port 2 Auto Negotiation Enable Strap: Configures the
default value for the
in the PHY_BASIC_CTRL_2 register (See
Section
disabled. When configured high, auto-negotiation is
enabled.
This strap also affects the default value of the following bits:
Refer to the respective register definition sections for
additional information.
Port 2 Speed Select Strap: Configures the default value
for the
the PHY_BASIC_CTRL_2 register (See
When configured low, 10 Mbps is selected. When
configured high, 100 Mbps is selected.
This strap also affects the default value of the following bits:
Refer to the respective register definition sections for
additional information.
Port 2 Duplex Select Strap: Configures the default value
for the
PHY_BASIC_CTRL_2 register (See
When configured low, half-duplex is selected. When
configured high, full-duplex is selected.
This strap also affects the default value of the following bits:
Refer to the respective register definition sections for
additional information.
PHY_SPEED_SEL_LSB and PHY_DUPLEX bits of the
Port x PHY Basic Control Register
(PHY_BASIC_CONTROL_x)
10BASE-T Full Duplex (bit 6) and 10BASE-T Half Duplex
(bit 5) bits of the
Advertisement Register (PHY_AN_ADV_x)
MODE[2:0] bits of the
(PHY_SPECIAL_MODES_x)
PHY_SPEED_SEL_LSB bit of the
Control Register (PHY_BASIC_CONTROL_x)
10BASE-T Full Duplex (bit 6) and 10BASE-T Half Duplex
(bit 5) bits of the
Advertisement Register (PHY_AN_ADV_x)
MODE[2:0] bits of the
(PHY_SPECIAL_MODES_x)
PHY_DUPLEX bit of the
Register (PHY_BASIC_CONTROL_x)
10BASE-T Full Duplex (bit 6) of the
Negotiation Advertisement Register (PHY_AN_ADV_x)
MODE[2:0] bits of the
(PHY_SPECIAL_MODES_x)
Speed Select LSB (PHY_SPEED_SEL_LSB)
Duplex Mode (PHY_DUPLEX)
13.2.2.1). When configured low, auto-negotiation is
DATASHEET
Port x PHY Auto-Negotiation
Port x PHY Auto-Negotiation
Auto-Negotiation (PHY_AN)
Port x PHY Special Modes Register
Port x PHY Special Modes Register
Port x PHY Special Modes Register
48
Port x PHY Basic Control
Port x PHY Basic
Section
bit in the
Port x PHY Auto-
Section
Three Port 10/100 Managed Ethernet Switch with MII
13.2.2.1).
13.2.2.1).
enable bit
bit in
SMSC LAN9313/LAN9313i
PIN / DEFAULT
VALUE
AUTO_NEG_2
SPEED_2
DUPLEX_2
Datasheet