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 …
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, 6 months ago Modified 12 years, 6 months ago
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 …
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 …
ESP32 GPIO [0] number 2 pin is reserved
May 9, 2025 · I am building a custom ESP32 board to send sensor data via firebase. But when I try to program the WiFi, I got this error. E (111) phy_comm: gpio[0] number: 2 is ...
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 …
Ethernet PHY and their corresponding hardware are represented …
Jan 24, 2024 · PHY->RJ45 The magnetics also, are always shown on the left of the port, and their pin order, packaging, and the way they are drawn implies that the port is going to be on their …
Clock recovery circuit in 100base-t / 1000base-t
Mar 11, 2022 · Like do all PHY transceivers use clock data recovery? For example : In the 100base-tx transmit, we don't have a block that mentions the clock and data are combined …
Ethernet with STM32 - Electrical Engineering Stack Exchange
Aug 15, 2022 · 1 I designed an ethernet microchip with reference (LAN8742A-LAN8742) with MCU STM32F767ZGT6, so I followed some document routing ethernet in PCB I respect all …