enc28j60 Microchip Technology Inc., enc28j60 Datasheet - Page 52

• Manufacturer Part Number: enc28j60
• Description: Stand-alone Ethernet Controller With Spi Interface
• Manufacturer: Microchip Technology Inc.

ENC28J60
FIGURE 8-2:
DS39662B-page 50
RECEIVE FILTERING USING AND LOGIC
Packet Detected on Wire
ANDOR = 1 (AND)
UCEN set?
PMEN set?
MPEN set?
MCEN set?
HTEN set?
BCEN set?
No
No
No
No
No
No
No
Accept Packet
CRCEN set?
CRC valid?
Preliminary
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Magic Packet
destination?
destination?
Hash table
Broadcast
matches?
Multicast
Unicast
packet?
Pattern
for us?
bit set?
Yes
Yes
Yes
Yes
Yes
Yes
No
Reject Packet
No
No
No
No
No
No
© 2006 Microchip Technology Inc.