III. HARDWARE SETUP 17. SMBus Connector (5-1 pin SMB) This connector allows you to connect SMBus devices. SMBus devices commu- nicate by means of the SMBus with an SMBus host and/or other SMBus de- vices. The SMBus or System Management Bus is a specific implementation of an I 2 C bus, which is a multi-master bus, that is, multiple chips can be connected to the same bus and each one can act as a master by initiating data transfer. Connectors III. H/W SETUP MEL-M SMBus Connector 18. Stereo Audio In Connectors (4-pin AUX, VIDEO_IN) These connectors allow you to receive stereo audio input from such sound sources as a TV tuner or MPEG card.
Right Audio Channel Ground Ground AUX Left Audio Channel VIDEO_IN NOTE: VIDEO_IN has the same pin definitions as AUX MEL-M Stereo Audio In Connectors 30 ASUS MEL-M User’s Manual M-LEM R 0 1 0 1 0 1 SMBDATA SMBCLK Ground +5V 1 0 1 0 1 0 1