Toshiba Satellite M205 Maintenance Manual page 21

1 Hardware Overview
2 jack detection pins each designed to detect up to 4 jacks.
Supports hardware digital volume control for digital microphone input.
Support external PCBEEP input and built-in digital BEEP generator.
KBC/EC (Keyboard Controller/Embedded Controller): A single KBC W8763 chip is used to
serve as KBC/EC and Super IO.
KBC
EC
Battery EEPROM
24C02 equivalent (128 words x 16 bits, I2C interface) integrated in battery pack.
Clock Generator
ICS9LPRS316
Modem Controller: Built-in MDC card with Askey / Foxconn.
Digital signal conductor protection
Ring wake-up support
Azalia interface
12
− Scan controller function
− Interface controller function
− Power supply sequence control
− Overheat shutdown support
− LED control
− Beep control
− Device ON/OFF
− Cooling fan speed control
− Universal I/O port
− Battery capacity check
− Flash memory reprogramming function
− EC access interface
− I2C communication control
− Store records of battery use
− Generate the clock signal required for the system
Satellite M200/M205/Satellite Pro M200 Maintenance Manual
System Unit Components
1.2