1.4 Expansion Cards + I/O |
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Study Guide
USB
Connector Types:
-Series A (to connect to PC or USB hub).
-Series B (to connect to printer).
-Mini-B connects to digital Cameras.
Cable Length
-Best if 6 feet or less
-Maximum is 5 meters. Hubs can be used to extend length.
Versions:
-USB 1.1
12Mbps.
-USB 2.0 (also know as Hi-Speed USB)
408Mbps.
-USB 3.0
up to 5Gbps.
-Mbps = mega bits per second
-Gbps = giga bits per second
Motherboard connectors for USB cables:
-Often used to provide front-side USB connectors.
-2 ways to add USB ports
1.Hub
2. PCI expansion card
IEEE 1394 (FireWire)
High-speed serial transmission
-Used for
1.Digital Cameras
2. Video Cameras
-1394a-FireWire 400
400 Mbps
-1394b-FireWire 800
800 Mbps
Small Computer Systems Interface
(SCSI)
Industrial grade add-on to support more peripherals:
-High-performance drives
-Image scanners
-Backup-drive systems
-File storage systems
-Optical drives
Two types
-Narrow SCSI:
_7 extra devices supported
-Wide SCSI:
_
USB
Connector Types:
-Series A (to connect to PC or USB hub).
-Series B (to connect to printer).
-Mini-B connects to digital Cameras.
Cable Length
-Best if 6 feet or less
-Maximum is 5 meters. Hubs can be used to extend length.
Versions:
-USB 1.1
12Mbps.
-USB 2.0 (also know as Hi-Speed USB)
408Mbps.
-USB 3.0
up to 5Gbps.
-Mbps = mega bits per second
-Gbps = giga bits per second
Motherboard connectors for USB cables:
-Often used to provide front-side USB connectors.
-2 ways to add USB ports
1.Hub
2. PCI expansion card
IEEE 1394 (FireWire)
High-speed serial transmission
-Used for
1.Digital Cameras
2. Video Cameras
-1394a-FireWire 400
400 Mbps
-1394b-FireWire 800
800 Mbps
Small Computer Systems Interface
(SCSI)
Industrial grade add-on to support more peripherals:
-High-performance drives
-Image scanners
-Backup-drive systems
-File storage systems
-Optical drives
Two types
-Narrow SCSI:
_7 extra devices supported
-Wide SCSI:
_
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