These are the read addresses (left shift 1, add 1) for all I2C devices currently in use.
$Id: i2c_addresses.txt 755 2011-12-22 22:20:53Z murch $

On I2C bus 0:
MAX127_ADC			0x51
Semtech SX8724C ADC	0x91
AMS pressure sensors	
	0x09
	0x0B
	0x07
	0x05
PWM-I2C		0xF3


On I2C bus 1:
EEPROM		0xA1
RTC			0xA2


