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Jan Lundgren41
10 months ago
Interface
Interface forum
DP83848J: Power up Reset X1 clock requirements.
Part Number:
DP83848J
Hi, A question on the
DP83848J
chip. Q: Is it required that the X1 25 MHz clock is started/applied within a specific time period after the PHY chip is powered up? In our case the X1 clock is applied after approx. 3 seconds after...
dimon zeng
11 months ago
Interface
Interface forum
DP83848J: Why X1 input is high level[1.8V]?
TI Thinks Resolved
Part Number:
DP83848J
The X1 input is high level with RMII mode. It cause RMII_REF_CLK [50MHz source from MCO] always high. How to resolve this?
Aniruddha Khadye
2 months ago
Interface
Interface forum
RE: DP83848K: Thermal Information in datasheet of DP83848J/DP83848K...
Hi Lee, Looking through our characterization data, R_θJB value mentioned in the datasheet is correct. -Regards Aniruddha
Brian Angiel
over 1 year ago
Interface
Interface forum
DP83848J: Link LED inverted in On/Off states
TI Thinks Resolved
Part Number:
DP83848J
Hi team, I'm having an issue with
DP83848J
, where the link LED inverts itself so that the LED is on when I unplug the cable and goes off when I plug it in. Is this a common observation or is there anything specific that might...
user5813838
over 1 year ago
Interface
Interface forum
DP83848J: Ethernet Electrical Compliance Test Setting
TI Thinks Resolved
Part Number:
DP83848J
Now, I try ethernet 10BASE-T electrical compliance test using Ethernet PHY,
DP83848J
. But, I can't konw MII register settings on
DP83848J
about following two test patterns. 1) 10BASE-T Random Pattern (TP_IDL) 2) 10BASE...
Rob Rodrigues
over 1 year ago
Interface
Interface forum
RE: Compiler/DP83848J: STM32F107RC with DP83848J can't establish ethernet link correctly
Hi user, Can you share a schematic of your design please? Can you also provide all registers of
DP83848J
when connected to the computer? Best Regards,
Dave Melinger
over 1 year ago
Interface
Interface forum
DP83848J: DP83848J thermal Heatsinking Info
Resolved
Part Number:
DP83848J
Hello e2e Ethernet Forum, we have been using the
DP83848J
ethernet PHY
Vickers
11 months ago
Interface
Interface forum
RE: DP83825:Can you share the data sheet about it?
Is cheaper than
DP83848J
? Can you share slide for how to sale it?
Rob Rodrigues
over 1 year ago
Interface
Interface forum
RE: Compiler/DP83848J: STM32F107RC with DP83848J can't establish ethernet link correctly
Hi user, What do you mean by in RMII mode you can receive register 0x01? the register set is access by MDIO(SMI) which does not depend on RMII or MII. Are you saying in MII mode you cannot read the registers? If so, that would be a configuration...
Smith liu
over 1 year ago
Interface
Interface forum
DP83848J: Are these two the same material :DP83848JSQ&DP83848NRTAR
Resolved
Part Number:
DP83848J
Are these two the same material :
DP83848J
SQ&DP83848NRTAR
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