Perangkat Keras Komputer (Hardware)
A. Komponen Hardware
ü Central Processing Unit(CPU)
ü Media Penyimpanan atau Memory
ü Input Device (Peralatan Input)
ü Output Device (Peralatan Output)
ü Communication Device (Peralatan Komunikasi)
Ø Central Processing Unit (CPU)
- Komponen CPU :
- Control Unit
- Arithmatic Logic Unit (ALU)
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Ø Media Penyimpanan (Storage)
- Primary Storage
v RAM (Random Access Memory)
- DRAM (Dynamic RAM)
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- SRAM (Static RAM)
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- EDORAM (Extended Data Out RAM ) 72 pin
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- SDRAM 168 pin
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v ROM (Read Only Memory)
- PROM
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- EPROM
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- EEPROM
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- Flash Memory
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- Secondary Storage
• Magnetic Storage
• Magnetic tape
- Magnetic Disk
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- Hard Disk
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- Floppy Disk (Diskette)
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- Optical Storage
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v Representasi data dalam memori : binary digit
v Karakteristik Media Penyimpanan
· Kecepatan
· Volatility
· Metode Akses
· Serial Access
· Random Access
· Paralell Access
· Portability
· Capacity
v Hirarki media penyimpanan memori berdasarkan karakteristiknya :
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v Perbandingan Primary Storage dan Secondary Storage :
· Temporary vs Permanent
· Hanya dapat menyimpan data jika komputer nyala vs Dapat menyimpan data jika komputer mati
Ø Input Device
· Keyboard
· Pointing Device
· Mouse
· Trackball
· Joystick
· Optical Reading Device (scanner)
- Barcode Reader
-Handprint Reader
-Image Scanner
Ø Peralatan Output (Output Device)
· Visual Display (Monitor)
· Printer
· Impact Printer
: dot matrix printer
· Non Impact Printer
: inkjet printer
· Plotters
· Computer Output Microfilm (COM)
· Audio Response Unit (ARU)
Ø Peralatan Komunikasi (Communication Device)
· Modem (Modulation Demodulation)
· External vs Internal Modem
· Smart Modem
· Fax modem
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