... PlusWatchdog128 level programmable, 0254secSuper I/O ChipWinbond W83977F-ADIO8bit input/8bit outputPCB Layers8 LayersI/O I/O Interface1xIDE1x PS/ ... serial ports, COM1 ~ COM4 support RS232 & RS485DIO8-bit input/8-bit outputLAN10M/100Mbps EthernetAudioSupports AC97 audio stereo sound, with ... humidity, non-condensePowerPower Supply+5V, +12V, or supports single +5V powerPower ConsumptionCPU,128M memory)