Supermicro X13SAQ User Manual page 96

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Super X13SAQ User's Manual
Board Additional Control
COM1 Mode
The COM1 interface is selectable in the BIOS. The settings are RS-422 1T/1R Full Duplex,
RS-422 1T/1R Full Duplex with termination and bias resistor, RS-485 1T/1R Half Duplex
Tx Enabled Low-Active, RS-485 1T/1R Half Duplex with termination and bias resister TX
ENABLE Low Active, RS-232 3T/5R, RS-232 1T/1R, RS-485 1T/1R Half Duplex Tx Enabled
High-Active, and Low Power Shutdown.
COM1 Slew Rate
The COM1 slew rate is selectable in the BIOS. Slew rate is the change of voltage. The settings
are 250 Kbps for RS-232/422/485, and 1.5 Mbps for RS-232; 10Mbps for RS-422/485.
COM2 Mode
The COM2 interface is selectable in the BIOS. The settings are RS-422 1T/1R Full Duplex,
RS-422 1T/1R Full Duplex with termination and bias resistor, RS-485 1T/1R Half Duplex
Tx Enabled Low-Active, RS-485 1T/1R Half Duplex with termination and bias resister TX
ENABLE Low Active, RS-232 3T/5R, RS-232 1T/1R, RS-485 1T/1R Half Duplex Tx Enabled
High-Active, and Low Power Shutdown.
COM2 Slew Rate
The COM2 slew rate is selectable in the BIOS. Slew rate is the change of voltage. The settings
are 250 Kbps for RS-232/422/485, and 1.5 Mbps for RS-232; 10Mbps for RS-422/485.
GPIO Header
GP0 Direction
Use this feature to select the signal for GP0. The options are Input and Output.
*If the feature above is set to Output, the feature below is available for configuration:
GP0 Outgoing Logical Level
Use this feature to select the outgoing logical level for GP0. The options are Low and High.
GP1 Direction
Use this feature to select the signal for GP1. The options are Input and Output.
*If the feature above is set to Output, the feature below is available for configuration:
GP1 Outgoing Logical Level
Use this feature to select the outgoing logical level for GP1. The options are Low and High.
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