SBOX-7210 - User Guide, Rev. 1.0
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Figure 36: BIOS Advanced Menu -- Super IO Configuration -- Serial Port 2 Configuration -- Serial Port Mode Selection
BIOS SETUP UTILITY
Main
Advanced
Security
Power
Event Logs
Boot
Save & Exit
Super Port Mode Selection
Serial Port Mode
[RS-232]
→
←
: Select Screen
Termination*
[Disabled]
↑
↓
: Select Item
Fast Slew Rate
[Disabled]
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
Version 2.20.1271. Copyright (C) 2019, American Megatrends, Inc.
* This item appears only when selecting 'RS-485 Half Duplex‘ or 'RS-485/422 Full Duplex‘ for Serial Port Mode.
Feature
Option
Description
Serial Port Mode
[RS-232], [RS-485
Half Duplex], [RS-
485/422 Full Duplex]
Select serial communication protocol RS-232, RS-422 or RS-
485.
Termination
[Disabled], [Enabled]
Configure the line termination for RS-422 or RS-485 mode.
Fast Slew Rate
[Disabled], [Enabled]
Configure fast slew rate for RS-422 or RS-485 mode.
Note: enable fast slew rate for data rates above 250kbps.