Samsung ML-2151N Spezifikationen Seite 30

  • Herunterladen
  • Zu meinen Handbüchern hinzufügen
  • Drucken
  • Seite
    / 172
  • Inhaltsverzeichnis
  • FEHLERBEHEBUNG
  • LESEZEICHEN
  • Bewertet. / 5. Basierend auf Kundenbewertungen
Seitenansicht 29
Summary of Product
Service Manual
4-13
Samsung Electronics
4.3 Main Board
Main controller part is organized with Asic (SPGPi) part, Memory part, and Engine interface part, and it is functions as a
Bus control, I/O handling, Drivers, and PC interface by CPU.
Memory access has program memory (supports 32bit operation) and working memory (supports 32bit operation).
SPGPv3
- It is a main CPU and an Asic of ARM1020 core which has a CPU core CLK with
over 300MHz and a System bus with 100MHz.
It uses 3.3V for operation voltage and I/O,It uses 80MHz for system bus CLK.
SDRAM
- Main memory.SDCLK is 80MHz.
NAND Flash ROM
- Program Memory
ISP1582 USB-IC
- It uses USB2.0 peripheral controller and 12MHz USB Clock.
A3977
- It is an exit motor driver IC and controls the motion of exit motor.
Regulator
- It supplies the core voltage to CPU by converting 3.3V to 1.3V.
Seitenansicht 29
1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 171 172

Kommentare zu diesen Handbüchern

Keine Kommentare