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looking for a wireless system

Started byAnonymous incomp.arch.embedded22 years ago4 replies
Wireless

hiI am looking for a wireless system for the following set up:we have an under water camera with cable, we can get the cable tothe surface...

hiI am looking for a wireless system for the following set up:we have an under water camera with cable, we can get the cable tothe surface (where we have a battery with solar recharging). Therewe just need a wireless system to get the signal to a computer thatis connected to a network (about 100 yards = approx 91 meters ).I was thinking of the using same wireless systems used in c...


embedded wireless communication using 8051

Started byyong incomp.arch.embedded22 years ago1 reply
8051HardwareSoftwareWireless

I want to build a datalogger which can send the data to PC usingwireless communication (wireless phone? 802.11?...). Any idea on howto do that...

I want to build a datalogger which can send the data to PC usingwireless communication (wireless phone? 802.11?...). Any idea on howto do that in hardware / software?


what wireless networking hardware is available?

Started byRyan Boder incomp.arch.embedded22 years ago2 replies
FirmwareHardwareSensorWireless

Hi,This is a rather broad question, but any information will be helpful.What wireless radio / wireless networking hardware is...

Hi,This is a rather broad question, but any information will be helpful.What wireless radio / wireless networking hardware is availablecommercially that I can develop with? I do ad-hoc network research andsensor network research. For the people that build wireless networkingsystems today, what hardware do you use?I am looking for any hardware that I can use that gives me complete...


wireless MIDI device

Started byProgrammer incomp.arch.embedded21 years ago2 replies
BluetoothSchematicSensorWireless

I've been gearing up to take on a new hobby project, building a wireless MIDI controller.I've done a fair bit of research and I am pretty...

I've been gearing up to take on a new hobby project, building a wireless MIDI controller.I've done a fair bit of research and I am pretty straight on what parts I need for the task and so on. The one roadblock I've hit is making the setup wireless. The options I've explored are mainly Bluetooth and RF with the latter looking to be more promising.Problem is, I'm so new to this t...


Need advice on wireless network

Started byamerdsp incomp.arch.embedded18 years ago12 replies
SensorWireless

Hello, I am trying to build a wireless sensor controller where the sensorsare distributed and a central device is able to read the status...

Hello, I am trying to build a wireless sensor controller where the sensorsare distributed and a central device is able to read the status ofevery node. My knowledge about wireless networks is novice at best.I was looking into zigbee and then got hold of TI's CC2500 developmenttool. I ran the demo but the distance from the sensor to the pc wastoo short for my application. I was abl...


Creating a wireless mesh from scratch

Started bytim..... incomp.arch.embedded11 years ago31 replies
SoftwareWireless

Last week, I had a (telephone) interview with a company who said that (they thought) their problem required a wireless mess solution but that...

Last week, I had a (telephone) interview with a company who said that (they thought) their problem required a wireless mess solution but that the environment that they worked in was too noisy for the 2.4 GHz band that available solutions (such as Zigbee) operate in, and they wanted someone to design (eventually, code and test) such a solution using a different wireless band.Not havin...


WIFi-USB

Started byRichard Henry incomp.arch.embedded21 years ago2 replies
USBWireless

After a cross-country trip in which I was unable to link up my laptopbecause I had no wireless capability, and the hotels and airport...

After a cross-country trip in which I was unable to link up my laptopbecause I had no wireless capability, and the hotels and airport lounges(and even bookstores) all seemed to wireless-network-enabled, I amconsidering the purchase of a wireless-network adaptor to plug into one ofmy laptop's USB ports.Any suggestions/warnings/stories?


Wireless Computer Monitor - Monitor's video connection is wireless

Started bykarthikbalaguru incomp.arch.embedded18 years ago38 replies
Wireless

Hi,Does anyone know about a good Wireless computer monitor (Monitor'svideo connection is wireless) ?Thx in advans,Karthik Balaguru

Hi,Does anyone know about a good Wireless computer monitor (Monitor'svideo connection is wireless) ?Thx in advans,Karthik Balaguru


Wired/Wireless Alarm Systems

Started byJames Dabbs incomp.arch.embedded20 years ago24 replies
Wireless

I'm looking for the communication protocol used between alarm central stations and their keypads. Are these available, and if so, where would...

I'm looking for the communication protocol used between alarm central stations and their keypads. Are these available, and if so, where would I go to look?Also, is information available on "wireless" alarm systems? E.g., how wireless door alarms, PIRs, etc. transmit data to the central receiver.Any information would be helpful, specifications, licensing info, etc. I want to modif...


Development of a cheap wireless sensor node

Started byarslan incomp.arch.embedded18 years ago6 replies
AntennaSensorWireless

I want to develop a cheap wireless sensor node with short range (500ft).I am a novice in the field of wireless, therfore i dont want to work...

I want to develop a cheap wireless sensor node with short range (500ft).I am a novice in the field of wireless, therfore i dont want to work ondesigning an antenna. I am looking for small and cheap full/half duplex modules with lowdatarate to attach to my digital circuit. Are any such modules available


Wireless cables replacement technology?

Started byNeil Cherry incomp.arch.embedded18 years ago14 replies
LinuxRS232Wireless

I'm looking for a solution for wireless cable replacement. Basically Iwould like to have some wireless technology that replaces cables...

I'm looking for a solution for wireless cable replacement. Basically Iwould like to have some wireless technology that replaces cables frompoint A to point b-z. I'm thinking about more than one RS232 cable andI'll need to figure out the control mechanism for the controlpins. Anyone have any ideas? I'd be willing to build it myself so anysolutions would be of interest to me.Thanks...


help with finding a wifi development kit

Started bysa144 incomp.arch.embedded14 years ago3 replies
Wireless

I need a wireless IEEE 802.11 b/g/n infrastructure(Wireless Router/AP), with some applications (web server and FTP server)running on it. and...

I need a wireless IEEE 802.11 b/g/n infrastructure(Wireless Router/AP), with some applications (web server and FTP server)running on it. and it should be programmable.anybody can help? ---------------------------------------Posted through http://www.EmbeddedRelated.com


Wireless positioning systems

Started byJon Beniston incomp.arch.embedded21 years ago4 replies
Wireless

Hi,Does anyone know of an existing technology that allows forhigh-resolution wireless positioning, with roughly the...

Hi,Does anyone know of an existing technology that allows forhigh-resolution wireless positioning, with roughly the followingcharacteristics: - Positioning accuracy of 10-50cm - Position updated every 0.5s or less. - Range 200m+Cheers,JonB


microcontroller over wireless network

Started bySpinaker incomp.arch.embedded18 years ago8 replies
AtmelMicrocontrollerTCP/IPWireless

Hi,I am looking for a 802.11 b/g wireless module to connect a microcontroller (atmel mega64) to the network and perform operations...

Hi,I am looking for a 802.11 b/g wireless module to connect a microcontroller (atmel mega64) to the network and perform operations usingtcp/ip. I found some so far but I am not sure if they are the proper ones.Could you please advice me on any specific products?any constructive post would be more than welcomeThanks in advanceSpinaker


Wireless Data acquisition

Started byamerdsp incomp.arch.embedded20 years ago3 replies
SensorWireless

Hello, I need to be able to receive sensor readings such as temp, wirelesslyover a distance of about 100 feet. I have to monitor 5 sensors. ...

Hello, I need to be able to receive sensor readings such as temp, wirelesslyover a distance of about 100 feet. I have to monitor 5 sensors. Whatis a good wireless link that can do this? Matchedtransmitters/recievers? Is there a receiver that can read frommultiple transmitters?Thank you for your input.A


OT: Wireless print server for MAC and PC

Started byhamilton incomp.arch.embedded16 years ago8 replies
Wireless

Does anyone use a wireless print server with both MACs and PCs connected ?Any suggestions on a WPS that is hassle free (or...

Does anyone use a wireless print server with both MACs and PCs connected ?Any suggestions on a WPS that is hassle free (or minimum).Thankshamilton


Does EVERY device with a wireless transceiver (e.g. Zigbee) need FCC approval?

Started byMike V. incomp.arch.embedded21 years ago21 replies
I2CWireless

I understand that if I make a device which has in it a wireless Zigbeetransceiver (or any active wireless transceiver), that I would needFCC...

I understand that if I make a device which has in it a wireless Zigbeetransceiver (or any active wireless transceiver), that I would needFCC approval.However, what if i made a little soapbox-shaped transceiver unit, andhave some wired serial connection (e.g. i2c, CAN, rs323), would I onlyneed FCC approval on that soapbox unit, regardless of what otherproducts I connect it to via seri...


Looking for industrial 802.11 wireless adapter

Started byAleksandr Baranov incomp.arch.embedded21 years ago2 replies
EthernetPCISBCUSBWireless

Hello,I'm looking for 802.11 adapter for a single board computer to make itattachable to wireless network. The adapter has to connect withs...

Hello,I'm looking for 802.11 adapter for a single board computer to make itattachable to wireless network. The adapter has to connect withs SBC throughEthernet connection.I have been using Linksys WAP11 before but they had proved to be unreliableand a special guy had to go and occasionally reboot them through switchingpower off/on.. I tried to migrate to Netgear but it seems not to ha...


wireless lan components

Started byeeh incomp.arch.embedded20 years ago3 replies
Wireless

Hi,I would like to make an embedded wireless lan. But I cannot find thenecessary components. Who can introduce me some components which can...

Hi,I would like to make an embedded wireless lan. But I cannot find thenecessary components. Who can introduce me some components which can bebought?Thanks!


[OT] -- Wireless Access Points with Signal Strength Indication?

Started byTim Wescott incomp.arch.embedded18 years ago10 replies
AntennaEthernetWireless

I recently replaced my wireless router with another of the same make and model (Linksys WRT54G). In spite of the fact that it's 'the same', it...

I recently replaced my wireless router with another of the same make and model (Linksys WRT54G). In spite of the fact that it's 'the same', it seems to put out less power than the last one.The current one works fine in the house, but I run my business out of a detached garage, and the access point out there can't quite see the router. I've solved this problem before with clever anten...


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