UNO-1170A/AE User Manual 16
The USB interface supports Plug & Play, which enables you to connect or
disconnect a device whenever you want without turning off the computer.
The UNO-1170A/AE provides two connectors with USB interfaces,
which gives complete Plug & Play and hot swapping for up to 127 exter-
nal devices. The USB interface complies with USB specification version
2.0 compliant. OpenHCI, Rev. 1.0. The USB interface can be disabled in
the system BIOS setup. Please refer to Appendix A.7 for its pin assign-
ments.
2.10 VGA: VGA Display Connector
The UNO-1170A/AE provides a VGA controller for a high resolution
VGA interface. It supports CRT Mode: 2048 x 1536.
2.11 RESET: Reset Button
UNO-1170A/AE provides a reset button on the top of the device.
2.12 Audio
UNO-1170A/AE supports audio function with:
- Line In
- Line Out
2.13 Battery Backup SRAM
UNO-1170A/AE provides 512 KB of battery backed SRAM. This
ensures that you have a safe place to store critical data. You can now
write software applications without being concerned that system crashes
will erase critical data from the memory.
There is a BTRY LED in the front panel of the UNO-1170A/AE, please
replace the lithium battery with a new one if the BTRY LED is activated.
2.13.1 Lithium Battery Specifications
• Type: BR2032 (Using CR2032 is NOT recommended)
• Output voltage: 3 V
DC
• Location: the backside of UNO-1170A/AE board.
