Security

Put all trusted sites ca certificate into "D:\Project\Sun\SDK\jdk\jre\lib\security\cacerts"

Linux

run "sux - user prog" to run xclient "prog" with process owner as "user"

Micro Controller Unit

Water
Float switch, Timer switch, Pipe duct connector
Required devices
MCU, Temperature, Light, Humidity, Voltage/Current Sensor, Realtime clock, Speaker, LCD
Related links
usb to i2c adaptor
usb to i2c temperature sensor
usb device driver programming
usb sniffer
pic architecture
pic i2c sample code
i2c bus multiplexer and contention
Market available i2c devices
PIC MSSP for I2C Application Note
PIC Application Notes
PIC In-Circuit Serial Programming(ICSP)
RTOS
Free Realtime OS for embedded system
Atmel
atmel to interface with sd card