CE Lab Projects
 
Search this site

Welcome

Hey CEans! Welcome to the Crazy Engineers Lab Projects site. Feel free to navigate through these links. Keep coming back for more updates!

CE: IM Navigation

571days since
Website launch?

Recent site activity
CE Bot‎ > ‎

System Board

At the heart of the CE Bot will be a system board, that will be pulled out from an Acer laptop.

Specifications

Pentium Processor MMX (mayb
e be old, but still considered a "supercomputer" compared to a microcontroller!)

The I/O's is listed below.

Rough layout

(taken from service manual)

JK1 AC Adapter Connector
BT1 RTC Battery
CN20 Keyboard Connector
CN19 Touchpad Connector
CN18 HDD Connector
CN17 Fan Connector (reserved)
CN16 CD-ROM Connector
CN15 FDD Connector
CN14 CPU Connectors
CN13 PCMCIA Socket
CN12 Golden Finger for Debug Board
CN11 Power Switch
CN10 LED Board Connector
CN9 LCD Connector
CN8 Internal Microphone Connector
CN7 LCD Cover Switch Connector
CN6 Port Replicator
CN5 USB Port
CN4 Video Port
CN3 PS/2 Port
CN2 Serial Port
CN1 Parallel Port

SW1 Settings
Switch 1, Switch 2 Default at OFF setting, un-configurable.

SW2 Settings
Switch 1 ON: OEM BIOS
OFF: Acer BIOS
Switch 2 ON: Bypass password
OFF: Check password
Switch 3, Switch 4 OFF, OFF: US keyboard
OFF, ON: European keyboard
ON, OFF: Japanese keyboard

SM1 Modem Socket
CN23, CN24 Charger Connector
CN22 DIMM Socket 1
CN21 DIMM Socket 2

Storage


wikipedia Flash: http://en.wikipedia.org/wiki/Compact_Flash
wikipedia Flash Limitations: http://en.wikipedia.org/wiki/Flash_memory#Limitations
Excellent Presentation on Flash memory types: http://www.cs.helsinki.fi/u/kraatika/Courses/PIMC2/FlashMemories.pdf
NAND vs. NOR Flash types: http://www.cs.helsinki.fi/u/kraatika/Courses/PIMC2/FlashMemories.pdf