Advantech AIMB-760 User Manual

Page of 124
49
Chapter 3  
3.6.20 IR Transmission Delay
This item allows you to enable/disable IR transmission delay. The 
choices are “Enabled” and “Disabled”.
3.6.21 UR2 Duplex Mode
This item allows you to select the IR half/full duplex function. The 
choices are “Half” and “Full”.
3.6.22 Use IR Pins
The choices are “RxD2, TxD2” and “IR-Rx2Tx2”.
3.6.23 Onboard Parallel Port 
This field sets the address of the on-board parallel port connector. You 
can select “378/IRQ7”, “278/IRQ5”, “3BC/IRQ7”, or “Disabled”. If you 
install an I/O card with a parallel port, make sure there is no conflict in 
the address assignments. The single board computer can support up to 
three parallel ports.
3.6.24 Parallel Port Mode 
This field allows you to set the operation mode of the parallel port. The 
setting “Normal” allows normal speed operation, but in one direction 
only. “EPP” allows bidirectional parallel port operation at maximum 
speed. “ECP” allows the parallel port to operate in bidirectional mode and 
at a speed faster than the maximum data transfer rate. “ECP + EPP” 
allows normal speed operation in a two-way mode.
3.6.25 EPP Mode Select
This field allows you to select EPP port type 1.7 or 1.9. The choices are 
“EPP1.9” and “EPP1.7”.
3.6.26 ECP Mode Use DMA
This selection is available only if you select “ECP” or “ECP + EPP” in 
the Parallel Port Mode field. In ECP Mode, you can select DMA channel 
1 or DMA channel 3. Leave this field on the default setting.