Questions tagged [lan]

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Troubleshooting I2C issues of ESP32-POE-ISO with LAN

i'm trying to read a I2C HTU21D from this breakout (schematics below) temperature and humidity sensor and send data to an mqtt broker. I'm using PCA9306 in order to use 5V and go "far" (30m)...
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1answer
53 views

How are LAN routers, WAN routers and eNodeBs connected to each other (TCP/IP)? [closed]

I'm new to telecommunication, and from what I understand, an user equipement is either connected to a LAN router or an eNodeB, and a LAN router is connected to a WAN router, and routers send the ...
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1answer
44 views

Reading status of switches over LAN

I need to design a circuit that reads the status of 6 switches and makes the status available over LAN for a professional project. The design should be implemented in hardware (no microprocessor.) My ...
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2answers
58 views

Is it possible to build a fake flash drive for the TV that is in reality a share drive?

Problem I hate having to copy what I want from my PC to a flash or external drive and then stick it in the smart TV (which already has the ability to browse files on a flash drive) every time. I want ...
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0answers
34 views

lightning protection on LAN cables indirect strike crowbar VS isolation

i am using a crowbar lightning protection system we built 10 years back for LAN on our own devices for the mine industry. it works very well. at that time i decided to use TVS bidirectional 18v , GDS ...
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0answers
121 views

Interfacing LAN9512 or LAN9514 to KSZ8895 Ethernet Switch for Raspberry Pi Compute Module 3+

I would like to add Raspberry Pi Compute Module 3+ to my design. My design has an ethernet switch KSZ8895 on board. The 5th port ...
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2answers
73 views

RS232 to ethernet over LAN

Can I connect an rs232 Ethernet converter to a switch and expect to receive a data on a php server listening to the of IP conversor? In windows I need to install drivers to create a virtual com, so I ...
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1answer
170 views

Gen3 LAN Bypass

I am working on LAN Bypass circuit for 1000 Mb/s Ethernet ports. I need to use relays to turn the bypass mode or no link mode on during power failure. My doubt is whether the relays should be used ...