What does "PHY" refer to? - Electrical Engineering Stack Exchange
Oct 20, 2021 · a PHY is a type of Ethernet physical layer (eg. 100BASE-TX, 10BASE-T) a PHY is an Ethernet transceiver IC (eg. an IC that converts 100BASE-TX to MII/RMII) a PHY is a …
microcontroller - Why are Ethernet MAC and PHY separate?
Dec 16, 2022 · The PHY also dissipates a significant amount of power all by itself. And sometimes different media require different PHYs, but the MAC can be the same. For all of …
what is the difference between PHY and MAC chip
Jul 11, 2013 · what is the difference between PHY and MAC chip Ask Question Asked 12 years, 7 months ago Modified 12 years, 7 months ago
Connecting a PHY to another PHY on a same board
Aug 14, 2022 · Generally, if I'm connecting a PHY to RJ45 connector, I would add center tap capacitors and Bob-Smith termination like below. But if I am connecting a PHY to another …
stm32 - How to implement OTG FS hardware using embedded …
Aug 23, 2025 · The OTG FS for STM32F105/107 (which does not support OTG HS 4) has an internal PHY 5 and a pull-up resistor; thus, I attempted to use section 3.3 of AN4879. …
Ethernet switch IC ports in MAC and PHY mode
Nov 8, 2021 · 1/ for port 2 and 6, the phy is external. Unfortunately though not all phy information is present on an RGMII/GMII and this is sent over MDIO/MDC. The switch needs to know you …
In USB, what is the difference between a PHY and a transceiver?
Mar 26, 2013 · A Phy is similar to a transceiver in that there is usually different signal standards on "both sides of the chip". With Ethernet it is MII/GMII/etc on one side and, well, Ethernet on …
Clock synchronization in ethernet PHY - Electrical Engineering …
Feb 12, 2024 · I am beginning to start with ethernet PHY. As per my understanding, digital signal will be transmitted and we apply encoding scheme to incorporate clock information into the …
PHY address for SPI interface - Electrical Engineering Stack Exchange
Feb 9, 2023 · The "PHY address" you refer to is an bus address. MDIO is a management interface between a MAC and one or more PHYs. In the case of the W5500, the MAC and …
Ethernet PHY - colliding with itself? - Electrical Engineering Stack ...
Sep 14, 2023 · I have an embedded system, that whenever the PHY transmits on the twisted pair, the connected hub indicates a collision, and I see nothing on Wireshark. I am 100% confident …