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Board-level Linux engine manages wireless networks

Feb 17, 2005 — by LinuxDevices Staff — from the LinuxDevices Archive — views

Nexvision is putting Linux to work in a new single-board computer that is geared toward managing wireless IP networks in homes, factories, and buildings of all sorts. Based on a 200 MHz Samsung S3C2410A microcontroller, the SBC has a wireless GSM/GPRS interface on-board, along with a full complement of memory and substantial I/O capabilities. The S3C2410A is a 32-bit system-on-chip with an ARM920T core.

(Click here for a larger view of the Otom SBC)

Dubbed the Otom, the SBC contains between 512 KB and 4 MB of NOR Flash, 32 to 256 MB of NAND Flash, and 16 to 128 MB of SDRAM. It also includes an SD/MMC slot that accomodates Flash memory cards ranging from 32 MB to 1 GB capacity. On the I/O front, it provides two optoisolated inputs, four dry contact inputs, two optoisolated MOS relay outputs, seven channels of 10-bit analog-to-digital conversion, two USB ports, and a choice of an LVTTL asynchronous port, RS232, RS485, or IrDA port.

A 10/100Base-T Ethernet controller, touch-screen LCD controller, audio I/O, I2C bus, SPI bus, JTAG interface, automotive-grade power supply, real-time clock, five 16-bit multimode timers, and a watchdog timer round out the Otom's hardware features.

From the software perspective, Nexvision supplies the Otom along with a Linux 2.6.10 kernel-based operating system and drivers, and a GNU compiler. The company says that the Otom has been added to the ARM-linux Developer Machine Registry, and that most of its patches have been included in the ARM-linux kernel source tree.


 
This article was originally published on LinuxDevices.com and has been donated to the open source community by QuinStreet Inc. Please visit LinuxToday.com for up-to-date news and articles about Linux and open source.



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