Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i 297 Revision 1.4 (08-19-08)
DATASHEET
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Table 14.9 10BASE-T Half Duplex Advertisement Bit Default Value
autoneg_strap_x speed_strap_x Default 10BASE-T Half Duplex (Bit 5) Value