Part Number: DP83822HF Tool/software: For DP83822, there is a guidance where AVD and VDDIO must not exceed 0.3V prior to complete supply ramp, with an additional footnote suggesting AVD to ramp up after VDDIO to avoid false detection of VDDIO. False…
Hi Hitesh,
Thank you for the observation.
Are you writing any register during the bootup?
Does reset PHY solution not work for customer? If customer writing register 0x001F to 4000 or register 0x001F to 8000. Does that help with with the application…
Part Number: DP83822HF Hi Ethernet Team,
Is there any timing requirements for signal detect for our PHYs, in particular the DP83822HF? My customer recently found that they might have an earlier assertion of this signal from their transceiver and wants…
Part Number: DP83822HF Other Parts Discussed in Thread: DP83822EVM Hi experts,
Customer is using DP83822HF in 100BASE-FX mode, however due to some reason the signal detection feature is disabled through pin strap of RX_ER (configured in MODE 1). Now customer…
Part Number: DP83822HF
Hi Team,
DP83822HF cannot be pinged using a PC (DP83822HF optical port, rewired to RJ45 connector via fiber optic transceiver, connected to computer side) .
Please see the following debugging steps:
1) 2 fiber transceivers are…
Part Number: DP83822HF Dears:
when set to 100M, DP83822 will lose packet, but 10M is OK. Could you please help check what need to be done to solve this issue ? Processor is imx6ull.
below is the configuration.
&fec2 {
pinctrl-names = "default"…
Part Number: DP83822HF Good morning!
In our schematic we substituted the PHY KSZ8081MNXIA with PHY DP83822HFRHBT.
Attached there is the complete scheme.
We have the following problems:
TXD0/TXD1/TXD2/TXD3 pins do not move, they are always LOW.
Twincat…