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Technology, Corp.
The ROCKY-4786EVG CPU Board 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
115.2Kbps transmission rate
2.11 Real Time Clock
256-byte battery backed CMOS RAM
2.12 System Monitoring
The ROCKY-4786EVG CPU board is capable of self-monitoring various aspects of its
operating status including:
CPU, chipset, and battery voltage, +3.3V, +5V, and +12V
RPM of cooling fans
CPU and board temperatures (by the corresponding embedded sensors)
2.13 Infrared Data Association (IrDA) Interface
The ROCKY-4786EVG CPU Board IrDA supports the following interfaces.
Serial Infrared (SIR)
Shift Keyed Infrared (ASKIR)
If you want to use the IrDA port, you have to configure SIR or ASKIR mode in the BIOS
under Super IO devices. The normal RS-232 COM 2 will then be disabled.
2.14 USB Interfaces
The ROCKY-4786EVG CPU board has eight internal USB interfaces. The USB interfaces
support USB 2.0.
2.15 BIOS
The ROCKY-4786EVG CPU Board uses a licensed copy of Award BIOS. Flash BIOS
features used are listed below:
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