Q7B300 Qseven Module Development Board
2.4
Jumper Settings
Jumper is a small component consisting of jumper clip and jumper pins. Install jumper clip on 2
jumper pins to close. And remove jumper clip from 2 jumper pins to open. Below illustration
shows how to set up jumper.
Properly configure jumper settings on the Q7B300 to meet your application purpose. Below
you can find a summary table of all jumpers and onboard default settings.
Once the default jumper setting needs to be changed, please do it under power-off
condition.
Note
Jumper
Description
PWR_OK Signal Source Selection
JP1
Default: From ATX Power
LPC/GPIO Selection
JP2
Default: LPC
Enable/Disable COM function
JP3
Default: Disable
I2S/HDA Selection
JP4
Default: HDA
Route USB 2.0 Port 1 Signals
JP5
Default: To Standard USB A Connector
USB Port 1 OTG/Host Mode Selection
JP6
Default: Host Mode
LVDS/eDP Function Selection
JP7
Default: LVDS
LVDS Voltage Selection
JP8
Default: +3.3V
Boot BIOS Selection
JP9
Default: Boot from Module BIOS
Restore BIOS Optimal Defaults
JP10
Default: Normal Operation
AT/ATX Power Mode Setting
JP11
Default: ATX Mode
8
Setting
3-4 Close
2-3 Close
1-2 Close
2-3 Close
2-3 Close
2-3 Close
1-2 Close
1-2 Close
1-2 Close
1-2 Close
2-3 Close
Board and Pin Assignments
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