com.docomo_um.module.connection
インタフェース 
Connectable
GPIOListener
I2CListener
SerialListener
SPIListener
クラス 
ADChannel
ADConverter
ConnectionManager
GPIOConnection
I2CConnection
I2CDevice
I2CMaster
I2CSlave
I2CSpec
Serial
SerialConnection
SerialSpec
SPICombinedFormatData
SPIConnection
SPIDevice
SPIMaster
SPIMasterSettingInfo
SPISlave
SPISpec
例外 
ConnectionException