How many instances of EMAC are present in SC58x? How are they different?

There are two instances of Ethernet MAC - 10/100/1000Mbps EMAC0 and 10/100 EMAC1. Following table lists some of the important differences between the two.

Feature

Value

(EMAC0)

Value

(EMAC1)
Speed of Operation 10/100/1000 Mbps 10/100 Mbps
PHY Interface RGMII or RMII RMII
Receive FIFO Size (in Bytes) 2048 512
Transmit FIFO Size (in Bytes) 2048 1024
Energy Efficient Ethernet (EEE) Yes No
PTP (IEEE 1588) Yes No
AV Feature Yes No
No of Tx Channels 3 1
No of Rx Channels 3 1
Comments
Anonymous
Related