Datasheet

 2010 Microchip Technology Inc. DS39935C-page 97

ENC424J600/624J600

bit 6 CRCEN: CRC Error Rejection Filter Enable bit

1 = Packets with an invalid CRC will be discarded

(2)

0 = Filter is disabled

bit 5

RUNTEEN: Runt Error Collection Filter Enable bit

1 = Accept packets that are 63 bytes or smaller, regardless of all other filter settings

0 = Filter is disabled

bit 4

RUNTEN: Runt Error Rejection Filter Enable bit

1 = Discard packets that are 63 bytes or smaller

(2)

0 = Filter is disabled

bit 3

UCEN: Unicast Destination Collection Filter Enable bit

1 = Accept packets with a destination address matching the local MAC address

(1)

0 = Filter is disabled

bit 2

NOTMEEN: Not-Me Unicast Destination Collection Filter Enable bit

1 = Accept packets with a Unicast destination address that does not match the local MAC address

(1)

0 = Filter is disabled

bit 1

MCEN: Multicast Destination Collection Filter Enable bit

1 = Accept packets with a Multicast destination address

(1)

0 = Filter is disabled

bit 0

BCEN: Broadcast Destination Collection Filter Enable bit

1 = Accept packets with a Broadcast destination address of FF-FF-FF-FF-FF-FF

(1)

0 = Filter is disabled

Note 1: This filtering decision can be overridden by the CRC Error Rejection filter and Runt Error Rejection filter

decisions, if enabled, by CRCEN or RUNTEN.

2: This filtering decision can be overridden by the CRC Error Collection filter and Runt Error Collection filter

decisions, if enabled, by CRCEEN or RUNTEEN.