Activity
From 09/10/2022 to 10/09/2022
09/20/2022
- DV 08:47 PM PCB Development: RE: RGMII Voltage Levels
- Hi Lucas,
You are correct the RGMII interface on the SOM is hardset to 1.8V, which wouldn't be able to interface with a 3.3V PHY. In order to interface to a 3.3V level ethernet PHY you need to route one of the HPS ethernet MACs throug...
09/15/2022
- I'm trying to determine if a alternate Ethernet PHY is okay to use with the RGMII interface of the SOM module. PHY controllers such as the LAN8670 and KSZ8041 tout their single 3.3v supply, so I'm assuming that's the voltage level they u...