mc9s12ne64 Freescale Semiconductor, Inc, mc9s12ne64 Datasheet - Page 336

• Manufacturer Part Number: mc9s12ne64
• Description: Hcs12 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Chapter 11 Ethernet Media Access Controller (EMACV1)
11.4.2.2 Type/Length Recognition
The EMAC executes filtering by using the type/length field of a receive frame and rejects a frame that does
not meet acceptance criteria. See
336
Type/Length
Algorithm
Pass to
Figure 11-24. Receive Address Recognition Algorithm
False
Figure 11-25
BCREJ = 1
True
Reject
Frame
MC9S12NE64 Data Sheet, Rev. 1.1
?
for the type/length recognition algorithm.
False
True
True
False
Hash Search
False
Group Bit = 1
Group Table
False
CONMC = 1
False
Recognition
True
Full Duplex
True
Broadcast
PROM = 1
RFCE = 1
Address
Receive
Address
Match
Match
Exact
and
?
?
?
?
?
?
?
False
True
False
True
False
True
Exact Address
Type/Length
Pause or
Algorithm
Pass to
?
True
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