Partner PT-4000i User Manual page 89

SPP allows data output only. Extended Capabilities Port (ECP) and Enhanced
Parallel Port (EPP) are bi-directional modes, allowing both data input and
output. ECP and EPP modes are only supported with EPP and ECP aware
peripherals.
ECP Mode Use DMA
When the onboard parallel port is set to ECP mode, the parallel port can
use DMA 3 or DMA 1. The default setting is 3.
EPP Mode Select
Sets the EPP specification. There are two options— EPP1.9 and EPP1.7.
The default setting is EPP1.7.
Onboard Serial Port 3
This option is used to assign the I/O address for onboard serial port 3
(COM3), which is used for the rear customer display. The default setting
is 3E8H.
Serial Port 3 Use IRQ
This option is used to assign the interrupt request (IRQ) for onboard serial
port 3 (COM3). The default setting is IRQ 10.
Onboard Serial Port 4
This option is used to assign the I/O address for onboard serial port 4
(COM4), which is used for the Touchscreen. The default setting is 2E8H.
Serial Port 4 Use IRQ
This option is used to assign the interrupt request (IRQ) for onboard serial
port 4 (COM4). The default setting is IRQ 7.
Press <Esc> to return to the main screen.
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