Acer Aspire 6930 Series, Service Manual, Page: 37 / 239

Chapter 1 27
Keyboard
Media Card Reader
Audio Interface
Features
•
Host interface, base on Intel’s LPC Interface specification Revision 1.0
•
PC01 REV 1.0 and ACPI 3.0 compliant
•
Supports Microsoft® Advanced Power Management (APM) Specifications
Rev 1.2
•
Share BIOS flash memory
•
Support for SPI flash memories
•
Host-controlled CIR Port
•
High-accuracy, high-speed ADC
•
Up to 84 GPIO ports (including keyboard scanning) with a variety of wake-
up events
•
16-bit RISC core, with up to 4 Mbytes of external address space, and
running at up to 25 MHZ
Power 3.3V
Package 128 pin LQFP package
Item Specification
Keyboard Controller Winbond WPC775LDG
Total number of
keypads US: 105
UK: 106
JP: 109
Windows logo key Yes
Internal & external
keyboard work
simultaneously Plug USB keyboard to the USB port directly: Yes
Item Specification
Type Realtek RTS5158E
Features
•
Support 5-in-1 Card Reader (MS, MS pro, SD, MMC, xD)
•
Compliant with SD Memory Card Specification Version 2.0
•
Compliant with Multimedia Card Specification Version 4.1
•
Compliant with Memory Stick Standard Format Specification Version 1.4
•
Compliant with Memory Stick PRO Format Specification Version 1.00
•
Compliant with xD Picture Card Specification Version 1.20
•
Compliant with xD Picture Card Host Guideline Version 1.20
Power 3.3V
Package LQFP48
Item Specification
Audio Controler Realtek ALC888S Azalia CodecAmplifier GMT G1412 + G1411
Audio onboard or
option Build-in
Mono or Stereo Stereo
Resolution 7. 1
Compatibility
•
Headphone-out with S/PDIF, Line-In and Microphone-In
•
2 stereo ADCs support 16/20/24-bit PCM format recording simultaneously
Item Specification