Datasheet

DP83849IF
www.ti.com SNOSAX8D –JUNE 2009–REVISED APRIL 2013
Table 6-3. RX MII Port Mapping Controls
RBR[12:11] Desired RX Channel Destination
00 Normal Port
01 Opposite Port
10 Both Ports
11 Disabled
Table 6-4. RX MII Port Mapping Configurations
Channel A RBR[12:11] Channel B RBR[12:11] RX MII Port A Source RX MII Port B Source
00 00 Channel A Channel B
00 01 Channel A Channel B
00 10 Channel A Channel B
00 11 Channel A Disabled
01 00 Channel A Channel B
01 01 Channel B Channel A
01 10 Channel B Channel A
01 11 Disabled Channel A
10 00 Channel A Channel B
10 01 Channel B Channel A
10 10 Channel A Channel B
10 11 Channel A Channel A
11 00 Disabled Channel B
11 01 Channel B Disabled
11 10 Channel B Channel B
11 11 Disabled Disabled
6.5.2 TX MII Port Mapping
TX MII Port Mapping controls and configurations are shown in the following tables:
Table 6-5. TX MII Port Mapping Controls
RBR[10:9] TX Channel Source
00 Normal Port
01 Opposite Port
10 Opposite RX Port
11 Disabled
Table 6-6. TX MII Port Mapping Configurations
Channel A RBR[10:9] Port A TX Source Channel B RBR[10:9] Port B TX Source
00 MII Port A 00 MII Port B
01 MII Port B 01 MII Port A
10 RX Channel B 10 RX Channel A
11 Disabled 11 Disabled
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