What is the serial interface 3Com Router 5012?
You could use this to connect a high-speed modem or CSU / DSU usually through a lease line. I see X.25 and Frame-Relay as possible options.
Using Serial Peripheral Interface (SPI) Master and Slave with Atmel AVR Microcontroller
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WD My Passport 1TB Portable External Hard Drive Storage USB 3.0 Black
$159.99 My Passport offers up to 1 TB capacity in an amazingly small enclosure. It features ultra-fast USB 3.0 connectivity; compatibility with USB 2.0; automatic, backup software; and password protection and hardware encryption to help protect your files from unauthorized use.... |
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NewerTech Voyager Q Quad Interface Dock for 2.5 and 3.5 Serial ATA Drives
$69.99 The Voyager Q Quad Interface Dock for 2.5" and 3.5" Serial ATA Drives from Newer Technology is an extremely convenient way to access data on a SATA internal drive without having to install that drive into your computer. The Voyager Q can hold drives of either the 2.5" or 3.5" form factor that are no greater than 3TB in capacity and that are of any SATA standard, whether that's SATA 1.5Gbps, SATA 3... |
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Cisco WIC-1T 1-Port Serial Wan Interface Card
$38.00 The 1-port serial WAN interface card supports a single serial connection at up to T1/E1 rates. The DB-60 connector supports any of five interface types (RS-232, RS-449, RS-530, V.35, X.21) in either DTE or DCE mode. This interface card inserts into a Cisco mixed-media network module or directly into a Cisco WAN Interface Card (WIC) expansion slot.... |
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Accelerating Test, Validation and Debug of High Speed Serial Interfaces
$102.36 High-Speed Serial Interface (HSSI) devices have become widespread in communications, from the embedded to high-performance computing systems, and from on-chip to a wide haul. Testing of HSSIs has been a challenging topic because of signal integrity issues, long test time and the need of expensive instruments. Accelerating Test, Validation and Debug of High Speed Serial Interfaces provides innovati... |
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USB Complete: The Developer's Guide (Complete Guides series)
$30.59 This updated edition of the best-selling developer's guide to the Universal Serial Bus (USB) interface covers all aspects of project development, including hardware design, device firmware, and host application software.Topics include how to choose a device controller chip, how to write device firmware for USB communications, how to cut development time by using USB device classes, and how to writ... |
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Serial Port Complete: COM Ports, USB Virtual COM Ports, and Ports for Embedded Systems (Complete Guides series)
$26.17 PC COM ports, USB virtual COM ports, and ports in embedded systems are all addressed in this updated guide to programming, interfacing, and using serial ports. Topics include using .NET’s SerialPort class for COM-port communications on PCs; upgrading existing RS-232 designs to USB or wireless networks; and creating serial networks of embedded systems and PCs. Example circuits and code provide a ... |
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GARMIN PC Interface Cable - RS232 Serial Port Connector-eTrex H, eTrex Legend, eTrex Vista, eTrex Venture, eTrex Summit, Geko 301,201
$19.00 This cable allows you to make a powerful connection between your GPS and your PC. Create routes and waypoints on your PC and transfer them to your GPS. Also allows you to download map detail from MapSource CD-ROMs to compatible units. Cable features a standard 9-pin D connector. Does not provide wiring for external power.... |
