Because of the Thanksgiving holiday in the U.S., TI E2E™ design support forum responses may be delayed from November 25 through December 2. Thank you for your patience.
Part Number: DP83848K Tool/software: The device is a server, and my host computer is a client. Communication has been going on for some time (several days), but the SOCKET is disconnected, the client fails to initiate a new connection, and the PING command…
Hi Chen,
Thanks for confirming.
The device seems to be strapped into incorrect MAC mode. Connections indicate RMII mode is intended, but device is strapped into MII mode with no PU on RX_DV pin.
Please enable RMII mode, either through strapping RX_DV…
The disconnection time is very random, sometimes it lasts for 30 seconds, and sometimes it keeps disconnecting and reconnecting repeatedly, but in the end it will automatically restore the connection. Is there a way for DP83848K to further confirm?
Part Number: DP83848K Tool/software:
The PHY DP83848K is connected to a MAC in the imx.93 CPU. The interface is set up for RMII operation.
The i.mx93 provides the 50 MHz clock and is connected to the X1 pin of the PHY.
The 50 MHz RMII clock starts running…
Part Number: DP83848K Tool/software: Hi exparts,
I have qustion about DP83848K link time. This is my first support for ethernet phy, so I hope your kindly support. If I need more information, please tell me.
Customer situation:
Two DP83848Ks are mounted…
Part Number: DP83822I Other Parts Discussed in Thread: DP83848K , Tool/software: Would you please tell me the link down detection conditions for DP83822I and DP83848K and the documents that describe them?
DP83822I has the following description, but this…
Part Number: DP83848K Tool/software: When LED_SPEED pins drive the RJ45 green LED, 100M is green and 10M is not on, the probability is 0.2%, the rest are 100M is not on, 10M is on, both cases are able to communicate normally. The schematic diagram is…
Part Number: DP83848K Hi All,
I made a POE+/ Ethernet design with the DP83848 in conjunction with the Bourns SM42P01L.
Checking the first Prototypes for ethernet, I found an issue with long cable runs.
I made a eye diagram with lecroy WR640Zi and the…
