MII Mode

Table 1. GMAC MII Mode Timings
Symbol Parameter Min Max Unit
GMAC4 Setup for GCOL from GTXCK rising 10 ns
GMAC5 Hold for GCOL from GTXCK rising 10
GMAC6 Setup for GCRS from GTXCK rising 10
GMAC7 Hold for GCRS from GTXCK rising 10
GMAC8 GTXER toggling from GTXCK rising 10 25
GMAC9 GTXEN toggling from GTXCK rising 10 25
GMAC10 GTX toggling from GTXCK rising 10 25
GMAC11 Setup for GRX from GRXCK 10
GMAC12 Hold for GRX from GRXCK 10
GMAC13 Setup for GRXER from GRXCK 10
GMAC14 Hold for GRXER from GRXCK 10
GMAC15 Setup for GRXDV from GRXCK 10
GMAC16 Hold for GRXDV from GRXCK 10
Figure 1. GMAC MII Mode Signals