High Performance Two Port 10/100 Managed Ethernet Switch with
Datasheet
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| DESCRIPTION | TYPE | DEFAULT | |
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18:16 | Port |
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| RO | 000b | |
| These bits indicate the port(s) associated with this MAC address. When bit |
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| 18 is cleared, a single port is selected. When bit 18 is set, multiple ports are |
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| selected. |
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| VALUE | ASSOCIATED PORT(S) |
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| 000 | Port 0(Host MAC) |
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| 001 | Port 1 |
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| 010 | Port 2 |
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| 011 | RESERVED |
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| 100 | Port 0(Host MAC) and Port 1 |
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| 101 | Port 0(Host MAC) and Port 2 |
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| 110 | Port 1 and Port 2 |
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| 111 | Port 0(Host MAC), Port 1, and Port 2 |
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15:0 | MAC Address |
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| RO | 0000h | |
| These field contains the last 16 bits of the ALR entry. They correspond to |
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| the last 16 bits of the MAC address. Bit 15 holds the MSB of the last byte |
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| (the last bit on the wire). The first 32 bits of the MAC address are located |
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| in the Switch Engine ALR Read Data 0 Register (SWE_ALR_RD_DAT_0). |
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Revision 1.4 | 372 | SMSC LAN9312 |
| DATASHEET |
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