Tagged Questions

2
votes
2answers
88 views

Connection of center tap for Ethernet transformer

I'm trying to connect an RJ-45 jack with integrated magnetics (Belfuse L829-1X1T-91 datasheet) to an Ethernet PHY chip (Micrel KSZ8041TL datasheet). The TX+/-, RX+/-, and the LED p …
4
votes
3answers
113 views

Embedded System that is able to connect to the internet.

Hello all, I am thinking about starting a project and was just looking for some general input. Where I work our company currently have remote stations that take data in from a rad …
2
votes
2answers
684 views

Making an Ethernet Shield work with an Arduino Mega

customer question: I have had no success with the Ethernet & saw some fine print “Please note that the current design of the ethernet shield is not compatible with the Arduino …
3
votes
1answer
158 views

Wiznet W5100 vs Microchip ENCx24J600

What are pros and cons using Wiznet W5100 or Microchip EncX24J600? It's a bit complicated to explain. My question is about the performance of Microchip TCP stack vs Wiznet TCP/IP …
7
votes
11answers
859 views

Good Microcontroller for Ethernet

What is a good microcontroller for doing Ethernet applications? Or do I just need a good Ethernet library to connect with an Ethernet MAC/PHY?
5
votes
3answers
95 views

hacking an AUI network port

Does anyone know what's entailed in connecting a computer that has only an 'AUI' network interface into a modern LAN? By AUI port, I'm referring to one of those 15-pin D connector …
2
votes
2answers
152 views

USB to ethernet converter?

Hello, I have a router[1] which i use to connect to inter, it has one Ethernet and one USB port. I have two laptops running windows 7 so they are not able to the USB as the driver …
2
votes
1answer
152 views

PIC18F97J60 Ethernet performance

Does anyone else use the PIC18F97J60 Ethernet capability? If so what kind of RX/TX performance is typical for that chip? I was running the TCPPerformanceRX/TX applications provided …
5
votes
2answers
606 views

Best development board for ARM9?

I am looking for a cheap but powerful dev board for an ARM9 processor. It needs to be able to run linux. I am unsure about the exact specifications for RAM and such(thats partly wh …
4
votes
2answers
374 views

Arduino Twitter

How do you send a tweet via Arduino using an Arduino Ethernet Shield?
5
votes
2answers
289 views

Disabling Trailer Protocol when using w5100 ethernet shield.

Hi, I have an Arduino Duemilanove (ATMEGA328) and ethernet shield (based on the wiznet w5100). My network gateway is a D-Link DSL-G604T. Using this setup I can contact computers …
4
votes
4answers
120 views

Where can I source extra long headers from.

I have recently purchased a sparkfun protoboard that I wish to stack above an ethernet shield. (I have 2 different ethernet shields, an Arduino one and a seeed studio enc28j60 shie …
1
vote
3answers
179 views

Using a RealTek Ethernet Switch

I'm starting a project using the Realtek RTL8305SC ethernet switch. Does anybody have a good idea of how to use it, some code for it, or even a flow diagram of how it should be use …