Creating a cheap wireless "server" with BSD.

Started by Droopy Dog in comp.arch.embedded12 years ago 9 replies

Sorry for the multi-post. I first posted this to comp.unix.bsd.openbsd.misc, and then thought that I might want a larger audience. So then I...

Sorry for the multi-post. I first posted this to comp.unix.bsd.openbsd.misc, and then thought that I might want a larger audience. So then I posted to comp.arch, and someone there suggested that THIS group would be the appropriate place to post my questions. --- Original Message Follows --- 'd like to try to create a cheap, small, wireless "server" with BSD/Linux. I'm not sure where I wa...


AVR & RFM70 based wireless guitar system - two RFM70 in parallel to increase the bandwidth?

Started by wzab in comp.arch.embedded9 years ago 5 replies

Hi, I've just finished my RFM70 based wireless guitar system (I hope to publish it soon, but code and documentation needs some polishing ...

Hi, I've just finished my RFM70 based wireless guitar system (I hope to publish it soon, but code and documentation needs some polishing - the system is designed to be very cheap - just CS5343/4 as ADC, ATmega88 and RFM70 in the transmitter, and RFM70 with ATmega32u4 in the receiver. The system is visible as USB MIDI/audio device so you can connect it thorough "alsa_in" to "jakcd...


Wireless short/medium range data transfer

Started by Jyrki Holopainen in comp.arch.embedded13 years ago 11 replies

We have a device that collects data from vehicles. Currently the data is transferred to office with GSM modems. Some customers would like to...

We have a device that collects data from vehicles. Currently the data is transferred to office with GSM modems. Some customers would like to avoid the costs involved to this option and have another wireless method to transfer the data. GPRS is not acceptable solution, there should not be any costs at all. In this case the vehicles visit a terminal regualiry, so short/medium rang...


Wireless that's "Fall off a log" easy?

Started by Tim Wescott in comp.arch.embedded9 years ago 43 replies

Are there any wireless sub-systems that are just "fall off a log" easy to integrate into an embedded system? The ideal gizmo would go into an...

Are there any wireless sub-systems that are just "fall off a log" easy to integrate into an embedded system? The ideal gizmo would go into an OEM product, wouldn't require the OEM to mess with any certification issues, would make the product appear as a serial device to a host computer via BlueTooth, would talk to it's local embedded processor via serial, and would be plug and play. ...


fun with wireless

Started by Josh in comp.arch.embedded16 years ago 1 reply

Hi All, I am working on a project to build a wireless midi merge device. There would be 3 devices total, 2 would be remote stations...

Hi All, I am working on a project to build a wireless midi merge device. There would be 3 devices total, 2 would be remote stations plugged into midi keyboards (or other midi devices), and one would be a base unit that would receive midi data from the two remote stations, merge it, and output the merged data on a midi port. I plan to use a PICmicro controller (or some other low cost cont...


ANT Pack wireless modules - getting started?

Started by John Speth in comp.arch.embedded12 years ago

Hi Group- At the recent ESC in San Jose, I was given an ANT Pack wireless module eval kit from ThisIsAnt. It's exactly one half of the DKT3...

Hi Group- At the recent ESC in San Jose, I was given an ANT Pack wireless module eval kit from ThisIsAnt. It's exactly one half of the DKT3 eval kit. I am totally confounded about how to get it to do anything besides its dead bug impersonation. There are no instructions for this specific eval kit. The DKT3 kit instructions are available but don't relate well to my kit. Tech suppo...


synchronize two measurement boards through a wireless connection

Started by Bill in comp.arch.embedded11 years ago 3 replies

Hello I need to synchronize two measurement boards through a wireless connection. Is it possible through bluetooth? Any...

Hello I need to synchronize two measurement boards through a wireless connection. Is it possible through bluetooth? Any advise how to do that?


The Problem about bluetooth(SPP) connected with MCU

Started by lingqu7852 in comp.arch.embedded13 years ago

I try to use the Bluetooth modules (Spp) to connect my device and PC through RS232 and Uart. My device was based on Mega128. The wireless...

I try to use the Bluetooth modules (Spp) to connect my device and PC through RS232 and Uart. My device was based on Mega128. The wireless connect was established. And the data translation between PC's serials with wireless method was completed . But Now, there are some problem When I send the data from MCU to PC through Bluetooth modules. for example if "8F 7F 50 7F 7F" be sent....


Spontaneous erasure of AVR working as SPI slave

Started by wzab in comp.arch.embedded9 years ago

Hi, I'm using an ATmega32U2 uC as an SPI slave. Namely it receives the I2S data stream sent to the DA1134F DAC in the AUREL's audio link (...

Hi, I'm using an ATmega32U2 uC as an SPI slave. Namely it receives the I2S data stream sent to the DA1134F DAC in the AUREL's audio link ( http://aurelwireless.com/rf-wireless-modules/product-info.asp?id=303 , http://aurelwireless.com/rf-wireless-modules/product-info.asp?id=302 ) However once, when I pressed RESET button to enter the DFU bootloader and update the firmware, I've stated, t...


How to get a headless Apache server to join a wireless network

Started by John Speth in comp.arch.embedded2 years ago 15 replies

Hi- My request takes me way outside my knowledge area so please pardon my poor vocabulary. I'm working on a headless wireless Apache...

Hi- My request takes me way outside my knowledge area so please pardon my poor vocabulary. I'm working on a headless wireless Apache server device (no mouse, keyboard, or display). I need a way to externally make it join a network. Externally means some software entity that does not initiate the connection process from within the device. That software entity could be a phone or ...


Want insight on Compact Flash Standard

Started by Johnson Liuis in comp.arch.embedded15 years ago 13 replies

The compactflash standard a( or compactflash + standard which is more appropriate), is a standard for the ultra-small, removable data...

The compactflash standard a( or compactflash + standard which is more appropriate), is a standard for the ultra-small, removable data storage system and additional card functionality including magnetic disk drive data storage and I/O cards such as ethernet, serial, fax/modem, digital phone card, USB, barcode scanner, Bluetooth, 802.11b wireless LAN, wireless digital cell phone cards, etc. ht...


Wireless PCMCIA reccommendations?

Started by Neil Cherry in comp.arch.embedded16 years ago 3 replies

I need a wireless pcmcia card that I can access with a microntroller in 8 bit mode (direct IO access). Can anyone recommend such a card? --...

I need a wireless pcmcia card that I can access with a microntroller in 8 bit mode (direct IO access). Can anyone recommend such a card? -- Linux Home Automation Neil Cherry ncherry@comcast.net http://home.comcast.net/~ncherry/ (Text only) http://linuxha.sourceforge.net/ (SourceForge) http://hcs.sourceforge.net/ (HCS II)


Digital bit stream from Aurel's RX-AUDIO-2.4 module?

Started by wzab in comp.arch.embedded9 years ago 1 reply

Hi, I'm considering to use the Aurel's RX-AUDIO-2.4 module together with TX-AUDIO-2.4 to send audio signals, between two parts of my...

Hi, I'm considering to use the Aurel's RX-AUDIO-2.4 module together with TX-AUDIO-2.4 to send audio signals, between two parts of my system ( http://www.aurelwireless.com/rf-wireless-modules/product-info.asp?id=324 http://www.aurelwireless.com/rf-wireless-modules/product-info.asp?id=303 ) However, as the transmitted audio should be then digitally processed, I'd like to get the digital bits...


802.11b Wireless Chip?

Started by Clif in comp.arch.embedded15 years ago 12 replies

Where can I get some inexpensive WiFi chips with good documentations and perhaps a development kit?

Where can I get some inexpensive WiFi chips with good documentations and perhaps a development kit?


Newbie question: App processor vs comm processor

Started by John Edwards in comp.arch.embedded15 years ago 2 replies

I'm looking for the major differences between a communications processor and an application processor in wireless devices. Can anyone...

I'm looking for the major differences between a communications processor and an application processor in wireless devices. Can anyone help?


CMUcam2 + Wireless???

Started by Ronald McDonald in comp.arch.embedded14 years ago 1 reply

Does anybody know if I there is a board like CMUcam2 with PCMCIA integrated?? My idea is to take some images from the camera and send them to a...

Does anybody know if I there is a board like CMUcam2 with PCMCIA integrated?? My idea is to take some images from the camera and send them to a main computer wirelessly... Any idea??? Thanks very much.


Anyone ever use homeplug or other powerline networking?

Started by JohnH in comp.arch.embedded14 years ago 2 replies

For new embedded design. Just wondering what good alternatives are, if any. Not liking the prospect of wireless for my application. --...

For new embedded design. Just wondering what good alternatives are, if any. Not liking the prospect of wireless for my application. -- _________________________________________________________________ Too much time on your hands? Waste it here! www.crazydatingstories.com www.crazykidstories.com www.crazywarstories.com


Recommend a development board please?

Started by Lee in comp.arch.embedded16 years ago 5 replies

Dear all, I'd like to learn embedded system development for wireless multimedia application. What development board is better? I am a student...

Dear all, I'd like to learn embedded system development for wireless multimedia application. What development board is better? I am a student and need cheap and easy to use one. Thanks,


embedded hardware design

Started by michael-esquare in comp.arch.embedded16 years ago 4 replies

My company is looking into creating our own design for wireless bar code scanning. We are neophites in this arena. The major concern is FCC...

My company is looking into creating our own design for wireless bar code scanning. We are neophites in this arena. The major concern is FCC licensing for our new schema. I'm in need of finding guidelines for the FCC. Thanks Michael Esquare Inc.


wireless project - Date rate @ 4,608,000 bps

Started by Mikal in comp.arch.embedded15 years ago 4 replies

Looking for a solution for transfering raw data (4.6 is not counting the overhead) wirelessly. I'm looking for a module solution, but would...

Looking for a solution for transfering raw data (4.6 is not counting the overhead) wirelessly. I'm looking for a module solution, but would consider a chip. Im also thinking about what kind of syncronizign scheme to use. My word lenght will be 24 bits wide. Any suggestions?