Isolation Optical

my project needs of industrial application,the ARM development boards which is better?

1. industrial product standards, stable and reliable, low-power system design
2.Support for the latest WINCE6.0, LINUX2.6.24, to provide low-level drivers and the corresponding test code
3.High-definition LCD and VGA display at the same time
4.two USB2.0 Full-Speed Host ports
5.file system support yaffs2
6.CAN2.0A / B optical isolation CAN-Bus Interface
7.RS485 interface

Embest Industrial Multi-function arm developmen board

The SBC9261-I supports extended temperature operation, and comes pre-loded with a Linux 2.6-based kernel, YAFFS filesystem, and Wince6.0 BSP.

The SBC9261-I uses Atmel's interesting AT91SAM9261 ,the
AT91SAM9261 uses ARM's ARM926EJ-S core clocked at 200MHz, with 16KB each of instruction and data cache. It also boasts 16KB of on-chip SRAM and 32KB of flash, and offers an external bus interface with controllers for SDRAM, NAND Flash, and CompactFlash. Furthermore, it integrates a host of on-chip peripheral interfaces.

The arm development board operates from 0 to 70 degrees Celsius (without backup battery), though individual components are claimed to be "industrial grade" parts good between -40 and 85 degrees Celsius.

Specifications listed include:
141.4 x 109.5 mm (expansion board)
67.6 x 47 mm (CPU board)
Power supply +5V
Atmel AT91SAM9261S (ARM926EJ-S core, Capable of 200MHz operation)
64MB SDRAM
128MB NandFlash (256MB for option)
4MB SPI Serial DataFlash
4MB NorFlash ( 8MB for option)
1Kbit EEPROM (DS2431)
4 Serial ports
CAN 1 x CAN2.0 interface
SPI 1 x SPI interface (multiplex with CAN interface)
10/100Mbps Ethernet port (RJ45)
USB 2 x USB2.0 Host and 1 x USB Device
LCD interface (TFT)
Touch panel 4-channel 12-bit ADC
VGA interface
4 x 4 keyboard interface
SD card socket
JTAG 20-pin standard JTAG slot
Audio input and output
Battery backed RTC
13 GPIOs
2 LEDs
2 Power indicators
4 Buttons
On the software side, the SBC9261-I comes with the Linux 2.6.24 kernel,YAFFS filesystem, and application software.

More details can be found here.

http://armkits.com/Product/SBC9261-I.asp

Embest Info&Tech Co., LTD. (China HQ)
Room 509, Luohu Science Building
#85 Taining Rd., Shenzhen, Guangdong
China 518020
Tel: 0086-755-25635656, 25636285
Fax: 0086-755-25616057
Sales Email: market@embedinfo.com or embest1sale1@yahoo.com
Support Email: support@embedinfo.com or EmbestEmbest@yahoo.com

http://www.armkits.com

Isolation $4.99 Isolation

1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation - serial adapter $111.99 StarTech.com 1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation - Serial adapter - USB - RS-232 - black

Startech 1 Port ftDI USB To Serial RS232 Adapter Cable With Optical Isolation - Serial Adapter. Each $104.29 Manufacturer: Startech Computer Products. Each. Add an RS232 Serial Port with Circuit Isolation to your Laptop or Desktop Computer, through USB. The ICUSB2321FIS 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation converts an available US

Icusb2321Fis - Startech.Com 1 Port Ftdi Usb To Serial Rs232 Adapter Cable With Optical Isolation - Serial For Monitor $100.31 The ICUSB2321FIS 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation converts an available USB 1.1 or 2.0 port into an RS232 DB9 port that can be used to connect, monitor and control your serial devices. The USB to serial adapter features integrated optical isolation circuits and surge protection to protect your critical, sensitive control equipment against electrical damage, making it a viable solution for costly industrial serial devices. The versatile FTDI chipset also supports COM retention, additional customization/features, and compatibility not offered by most other solutions. Broad operating system compatibility including Windows, Windows CE, Mac OS and Linux, makes this product easy to integrate into mixed environments. Backed by a StarTech.com 2-year warranty and free lifetime technical support. [3123686] UPC: 065030845373 UNSPC: 26121624 8.3L x 5.8W x 1.6H 0.45 LB

Isolation Drills $10.49 Isolation Drills

The Isolation Game $10.49 The Isolation Game

From Isolation $11.49 From Isolation

StarTech ICUSB2321FIS Cable 1Port FTDI USB to Serial RS232 with Optical Isolation Retail $131.87 USB to StraightThrough RS232 Serial Adapter. Integrated 2500Vrms Optical Isolation Circuits. 500W BiDirectional Surge Protection Circuits. Integrated FTDI USB UART Chip. COM Port assignments maintained across reboot. Compatible with Windows Mac OS and Linux. Baud Rate up to 921.6 Kbps. Powered by the USB port no external power adapter required. Designed to make serial port expansion quick and easy. 6foot cable length for connecting to devices without having to be too close. Perfect for IT Administrators looking to add legacy functionality to newer laptops desktop computers and servers that lack an integrated RS232 port. Connect monitor and control industrial/automotive sensors and other sensitive equipment. Connect bar code scanners receipt printers and other pointofsale devices. Connect and program LED and Digital signage boards with serial communication ports. Connect a satellite receiver serial modem or PDU. Color: Black. Height: 0.79 in. Length: 8 ft. Width: 1.57 in.

Optical Code Division Multiplexing $167.53 Optical Code Division Multiplexing (OCDMA) is a method used to enable simultaneous transmission of multiple optical data flows over the same fiber using the same wavelength. In OCDMA, isolation between different data flows is achieved using a set of uncorrelated, or loosely correlated, spreading codes to encode the transmitted signal and decode it at the receiver side. The process of encoding and decoding is performed entirely in the optical domain. This increases the granularity of traffic isolation in the optical domain while maintaining higher speed switching because of the alloptical encoding/decoding capability. Although code division multiplexing is a well established technique in wireless transmission where all processing of data and switching are performed electronically, there are many challenges in applying this scheme in the optical domain mainly due to the different characteristics of the medium and the signals values. This book addresses three main aspects of OCDMA: Use of OCDMA for sub wavelength switching, modeling the performance of OCDMA switching, and design of new mechanisms to enhance the performance of OCDMA. Author: Khattab, Tamer Binding Type: Paperback Number of Pages: 216 Publication Date: 2008/12/01 Language: English Dimensions: 9.00 x 6.00 x 0.46 inches

SIIG DP 2-Port Industrial 232/422/485 Universal PCI Adapter Card With 3KV Isolation - Serial Adapter - 2 Ports. Each $208.54 Manufacturer: SIIG, Inc.. Each. SIIG's DP 2-Port Industrial 232/422/485 Universal PCI Adapter Card with 3KV Isolation is a high performance adapter card designed to easily add two RS-232/422/485 serial ports with 15KVDC ESD and 3KV optical isolation prote

SIIG DP 2-Port Industrial 422/485 PCI Express Adapter Card With 3KV Isolation - Serial Adapter - 2 Ports. Each $358.94 Manufacturer: SIIG, Inc.. Each. SIIG's DP 2-Port Industrial 422/485 PCI Express Adapter Card with 3KV Isolation is a high performance adapter card designed to instantly add two ports 422/485 and adds 15KV ESD and 3KV optical isolation protection to your P

Id-Sc0911-S1 - Siig 2-Port Industrial Usb To Rs422/485 Serial Adapter With 3Kv Isolation $233 siig's 2-port Industrial Usb to 422/485 Serial Adapter With 3kv Isolation is a High Quality Industrial Usb Plug And Play Adapter Designed to Instantly Add Two Rs-422/485 Ports to a Desktop or Notebook Computer. This Industrial Usb to Serial Adapter Supports Serial Port Data Transfer Rates of up to 230kb/s. It Features Built-in 4kb Fifo Buffer, Auto Data Direction Flow Control, 15kv DC Esd Serial Interface Protection, And 3kv Optical Isolation to Protect The Unit Against Ground Loop Noise And Unforeseen Power Surges. [GV1162] Truck Delivery UPC: 662774013374 UNSPC: 43211609 5.9L x 1.18W x 2.36H 0.49 LB 1 Cubes

Awesome Optical Illusion

Optical fiber, nonconductive, riser

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Optical fiber, nonconductive, riser (OFNR) is a type of optical fiber cable. As designated by the National Fire Protection Association (NFPA), this name is used for interior fiber-optic cables which contain no electrically conductive components, and which are certified for use in riser applications; they are engineered to prevent the spread of fire from floor to floor in a building. Typically they are tested for compliance with ANSI/UL 1666-1997, Standard Test for Flame Propagation Height of Electrical and Optical-Fiber Cable Installed Vertically in Shafts. NFPA NEC 2005 Art 770.51(B) FPN.
They are distinct from optical plenum cable, and general-purpose optical cable.
Related abbreviations
Underwriters Laboratories defines the following related abbreviations :
OFC: Optical fiber, conductive
OFN: Optical fiber, nonconductive
OFCG: Optical fiber, conductive, general use
OFNG: Optical fiber, nonconductive, general use
OFCP: Optical fiber, conductive, plenum
OFNP: Optical fiber, nonconductive, plenum
OFCR: Optical fiber, conductive, riser
OFNR: Optical fiber, nonconductive, riser

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