Bus
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Prologic Recruitment Ltd Training Division
A+ Part I Computer Hardware
BUS
Mathew Abraham Prologic Recruitment Ltd.
1
Bus
Overview Terminology Internal Bus Expansion I/O Bus Expansion Slots
Prologic Recruitment Ltd.
2
overview
Connectors on the motherboard through which data is transmitted from one part of a computer to another.
Prologic Recruitment Ltd.
3
Bus Internal Bus- connects all internal components to CPU and memory - Data Bus - Address Bus External Bus/Expansion Bus - Allows peripheral components to plug into existing bus
Prologic Recruitment Ltd.
4
Bus Width
Refers how much information can travel on that bus in a given time.
Cloak Speed-speed at which information can travel over the bus measure MHz
Prologic Recruitment Ltd.
5
Expansion (I/O) Bus
ISA MCA EISA VL-BUS PCI AGP PCMCIA
Prologic Recruitment Ltd.
6
ISA -
Industry Standard Architecture 8-Bit (XT) or 16-Bit(AT,ATX) 16 MB MAX Addressible Memory 8.33 MHz Clock Speed
Prologic Recruitment Ltd.
7
MCA (Micro Channel Architecture)
IBM proprietary 32 Bit Bus 4 GB Max addressable memory 10 MHz Clock Speed Bus Mastering (communicate with each other bypassing CPU) Ps/2 (Mini-Din) Connector
Prologic Recruitment Ltd.
8
EISA (Extended ISA)
32 Bit Bus 4GB Addressable memory 8.33 MHz
Prologic Recruitment Ltd.
9
VL-BUS (VESA Local Bus)
Prologic Recruitment Ltd.
10
PCI (Peripheral Component Interconnect)
Local Bus 32/64 Bit Bus (Mostly 32 Bit) 33 MHz (32bit or 66 MHz (64 Bit) 4GB Addressable Memory Can run on multiple platforms Intel Based & RISC Based Processors
Prologic Recruitment Ltd.
11
PCI
Prologic Recruitment Ltd.
12
AGP ( Accelerated Graphics Port)
Fast Access to video Re-Introduction of the VL-Local Bus Runs at the same speed as memory Bus Considered a port Shares system memory with the CPU
Prologic Recruitment Ltd.
13
PCMCIA (PC CARD) Personal Computer Memory Card International Association Used In Laptops Type I – 3.3 mm (usually RAM) Type II – 5.5 MM (Modem,NIC,etc..) Type III – 10.5 (Hard Drives)
Prologic Recruitment Ltd.
14
Comparison
Prologic Recruitment Ltd.
15
Prologic Recruitment Ltd Training Division
A+ Part I Computer Hardware
CPU Mathew Abraham
Prologic Recruitment Ltd.
16
A+ Part I Computer Hardware
BUS
Mathew Abraham Prologic Recruitment Ltd.
1
Bus
Overview Terminology Internal Bus Expansion I/O Bus Expansion Slots
Prologic Recruitment Ltd.
2
overview
Connectors on the motherboard through which data is transmitted from one part of a computer to another.
Prologic Recruitment Ltd.
3
Bus Internal Bus- connects all internal components to CPU and memory - Data Bus - Address Bus External Bus/Expansion Bus - Allows peripheral components to plug into existing bus
Prologic Recruitment Ltd.
4
Bus Width
Refers how much information can travel on that bus in a given time.
Cloak Speed-speed at which information can travel over the bus measure MHz
Prologic Recruitment Ltd.
5
Expansion (I/O) Bus
ISA MCA EISA VL-BUS PCI AGP PCMCIA
Prologic Recruitment Ltd.
6
ISA -
Industry Standard Architecture 8-Bit (XT) or 16-Bit(AT,ATX) 16 MB MAX Addressible Memory 8.33 MHz Clock Speed
Prologic Recruitment Ltd.
7
MCA (Micro Channel Architecture)
IBM proprietary 32 Bit Bus 4 GB Max addressable memory 10 MHz Clock Speed Bus Mastering (communicate with each other bypassing CPU) Ps/2 (Mini-Din) Connector
Prologic Recruitment Ltd.
8
EISA (Extended ISA)
32 Bit Bus 4GB Addressable memory 8.33 MHz
Prologic Recruitment Ltd.
9
VL-BUS (VESA Local Bus)
Prologic Recruitment Ltd.
10
PCI (Peripheral Component Interconnect)
Local Bus 32/64 Bit Bus (Mostly 32 Bit) 33 MHz (32bit or 66 MHz (64 Bit) 4GB Addressable Memory Can run on multiple platforms Intel Based & RISC Based Processors
Prologic Recruitment Ltd.
11
PCI
Prologic Recruitment Ltd.
12
AGP ( Accelerated Graphics Port)
Fast Access to video Re-Introduction of the VL-Local Bus Runs at the same speed as memory Bus Considered a port Shares system memory with the CPU
Prologic Recruitment Ltd.
13
PCMCIA (PC CARD) Personal Computer Memory Card International Association Used In Laptops Type I – 3.3 mm (usually RAM) Type II – 5.5 MM (Modem,NIC,etc..) Type III – 10.5 (Hard Drives)
Prologic Recruitment Ltd.
14
Comparison
Prologic Recruitment Ltd.
15
Prologic Recruitment Ltd Training Division
A+ Part I Computer Hardware
CPU Mathew Abraham
Prologic Recruitment Ltd.
16
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