Advantech PCE-5120 20 UR2 Duplex Mode, Use IR Pins, Onboard Parallel Port, Parallel Port Mode

3.6.20 UR2 Duplex Mode

This item allows you to select the IR half/full duplex function. The choices are “Half” and “Full”.

3.6.21 Use IR Pins

The choices are “RxD2, TxD2” and “IR-Rx2Tx2”.

3.6.22 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.

3.6.23 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.

3.6.24 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”.

3.6.25 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.

3.6.26 Onboard Serial Port 3

The settings are “4F8h/IRQ10”, “4E8h/IRQ10” and “Disabled” for the on-board serial connector 3.

3.6.27 Onboard Serial Port 4

The settings are “4F8h/IRQ11”, “4E8h/IRQ11” and “Disabled” for the on-board serial connector 4.

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