RTL8201BL
8.2.5 MDC/MDIO timing
Symbol
t1
t2
t3
t4
t5
t6
Description
MDC high pulse width
MDC low pulse width
Minimum
Typical
Maximum
Unit
ns
160
160
400
10
10
0
ns
MDC period
ns
MDIO setup to MDC rising edge
MDIO hold time from MDC rising edge
MDIO valid from MDC rising edge
ns
ns
300
ns
t
3
VIH(min)
VIL(max)
M DC
t
t
2
t
t
5
1
4
M DIO
sourcedby
STA
VIH(min)
VIL(max)
t
6
M DIO
sourcedby
RTL8201B
VIH(min)
VIL(max)
8.2.6 Transmission Without Collision
Shown is an example transfer of a packet from MAC to PHY.
8.2.7 Reception Without Error
Shown is an example of transfer of a packet from PHY to MAC
2002-03-29
Rev.1.2
26