Tagged Questions

1
vote
2answers
64 views

How to setup a development network for the ENC28J60 on XP?

I'm working on an ethernet connection with the ENC28J60. During development, I'd like to connect the chip to my computer directly (i.e. not via a gateway). This ...
-2
votes
0answers
66 views

Ethernet packet transmission timing requirement - Microcontroller [closed]

I am looking to find a cost effective microcontroller. The only requirement is that it must be able to send at least 3 ethernet packet types periodically, each at 1ms time interval with a maximum ...
2
votes
4answers
130 views

Smaller alternative to RJ45 Ethernet connector

I am trying to minimize space usage for an enclosure that holds 48 boards with a RJ45 connector for Ethernet communication on each board. The boards work well with 10BASE-T (2 pairs) connection to a ...
7
votes
4answers
808 views

Difference between Hz and bps

Does Hz and bps mean same? Can a signal be transferred at rate of say Mbps on a channel bandwidth of few Khz?
3
votes
1answer
301 views

+ and - meaning in Tx+ and Tx- in cable pairs?

Tx and Rx are required in Computer networking, used in Cat5 or Cat5e or Cat6 cable? What does +(plus) and -(minus) sign mean in cable pairs for RJ45
0
votes
2answers
668 views

How to build a ethernet HUB?

I want to build a simple as possible ethernet HUB. I'm new to electronics (just made few arduino robots/projects but no big stuff). I don't know where to start, can someone please explain me how it ...
1
vote
2answers
769 views

Arduino Networking

I want to connect Arduino UNO boards using an Ethernet LAN network. There will be one Master and others will be slaves which are connected using an Ethernet switch and a router. I want to know how I ...
3
votes
1answer
441 views

Half-Duplex Twisted Pair ethernet - which pair?

Which ethernet pair is used for half-duplex signaling? In full-duplex ethernet, 1,2 does TX; while 3,6 does RX. In half-duplex, in theory, only one of them is needed - which one?
1
vote
5answers
888 views

Internet vs Serial communication

Ok all the mouse movements, USB connections and other PC peripherals such as printers ect. are via what is called serial communication. One bit per time... So far so good. But when it comes to TCP ...
-1
votes
1answer
350 views

How network card uses electricity? [closed]

I've read that NICs (Network Interface Controller) send and receive binary data as pulses of electricity, light, or radio waves. The NICs that use electricity to send and receive data are the most ...
7
votes
3answers
409 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 arrangements that ...
16
votes
8answers
6k views

Cheapest way to add wifi to a project [duplicate]

I need low power wifi for a not-very-data-intensive application. What modules or chipsets should I look at? Other than low cost and low power, I have no restrictions. The cheaper the better. This ...