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Hans Munsters Philips Consumer Lifestyle January 2008

ComPair interfaces

ComPair I • Original ComPair interface • Connects to PC via UART • Needs separate power supply • Supports UART (0V…+5V) • Supports I2C • Supports Infrared (RC5, RC6), but transmit only • Simulates Dealer Service Tool

Philips Consumer Lifestyle, Consumer Care January 2008

ComPair II • 2nd generation ComPair interface • Connects to PC via USB • Powered via USB • Supports UART (0V…+3V3/+5V and -15V…+15V) • Supports I2C • Supports Infrared (RC5, RC6), transmit and receive • HDMI connector for direct I2C access to HDMI EDID EEPROM • Firmware can be upgraded • Will replace ComPair I from beginning 2007

. Chapter: 3, slide2

Front and back views

Cover the hole with tape

Philips Consumer Lifestyle, Consumer Care January 2008

. Chapter: 3, slide3

ComPair II interface block diagram Q528E 1

LEVEL SHIFT RC5, RC6

Optional switch

TX> , SCL

Power Link/ activity

UART/ I2C