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1 Hardware Overview
Satellite M500/M505/M507 Maintenance Manual [CONFIDENTIAL] 1-13
– Real-Time Clock: 256-byte battery-backed CMOS RAM
– Low Pin Count (LPC) I/F: Supports 2 Master/DMA devices
– GPIO
– 676-ball 31mm×31mm mBGA Package
Card Reader Controller
One Ricoh R5U230 is used
Futures:
– PCI Express I/F
– SD/MMC, Memory Stick, XD Card Controller
– 48-pin, 6mm×6mm, QFN Package
Sound Controller
Realtek ALC269
Mono Microphone-in and stereo headphone-out shared with SPDIF.
Internal Microphone
Volume control: Digital control
Stereo w/box, 4 ohm / 1.5W. L/R = 12.7cc/10.65cc (Harman/Kardon); 13cc/11cc
(Non-brand).
EC/KBC (Embedded Controller/Keyboard Controller)
One ITE8512E chip functions as both EC and KBC.
Clock Generator
One Intel CK-505 compatible clock generator is used.
This device generates the system clocks
Modem Controller