
SYS-405/BIOS Settings
v1.0
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Page 43
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SIO Configuration
Serial 1
•
I/O Address: Modifies the input serial 1 I/O address range from 0x100 to 0xFFF8.
Default Setting/Value: 3F0
•
IRQ: Modifies the input serial 1 IRQ range from 1 to 15.
Default Setting/Value: 4
•
Mode: Selects the Serial 1 mode. Available modes are RS232, RS422, RS485, and
Loopback.
•
Termination: Selects the UART termination. Not available in RS232 mode.
Default Setting/Value: No Termination
•
SLEW: Selects the Serial 1 SLEW.
Default Setting/Value: not Limited
•
BRG: Selects the Serial 1 BRG. High = 33.333 MHz; Normal = 1.8432 MHz.
Default Setting/Value: Normal