MiTAC 8050QMA - Manual (Page 30)

29
80 80 50QMA 50QMA N/B Maintenance N/B Maintenance
•
Advanced power saving mode when LAN function or wakeup function is not used
•
Uses 93C46 (64*16-bit EEPROM) to store resource configuration, ID parameter and VPD data
• Supports LED pins for various network activity indications
• Supports loop back capability
• Half/Full duplex capability
•
Supports Full Duplex Flow Control (IEEE 802.3x)
The Winbond Keyboard controller architecture consists of a Turbo 51 core controller surrounded by various registers,
nine general purpose I/O port, 2k+256 bytes of RAM, four timer/counters, dual serial ports, 40K MTP-ROM that is
divided into four banks, two SMBus interface for master and slave, Support 4 PWM channels, 2 D-A and 8 A-D
converters.
1.2.12 Keyboard System: Winbond W83L950D
•
8051 uC based
• Keyboard Controller Embedded Controller
• Supply embedded programmable flash memory (internal ROM size: 40KB) and RAM size is 2 KB
• Support 4 Timer (8 bit) signal with 3 prescalers
MiTac Secret
Confidential Document