WAFER-LX Motherboard
Page 19
2.11 Serial Ports
The WAFER-LX has two high-speed UART serial ports, configured as COM1 and COM2.
The serial ports have the following specifications.
16C550 UART with 16-byte FIFO buffer
115.2 Kb/s transmission rate
COM2 can be configured as RS-232, RS-422 or RS-485.
2.12 Real Time Clock
256-byte battery backed CMOS RAM
2.13 System Monitoring
The WAFER-LX is capable of self-monitoring various aspects of its operating status
including:
CPU, chipset, and battery voltage, +3.3 V, +5 V, and +12 V
RPM of cooling fans
CPU and board temperatures (by the corresponding embedded sensors)
2.14 USB Interfaces
The WAFER-LX has four USB interfaces, two internal (on one pin header connector) and
two external. The USB interfaces support USB 2.0.
2.15 BIOS
The WAFER-LX uses a licensed copy of AWARD BIOS. The features of the flash BIOS
used are listed below:
SMIBIOS (DMI) compliant
Console redirection function support
PXE (Pre-Boot Execution Environment) support
USB booting support
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