Advantech ARK-4170, User Manual, Page: 22 / 58

ARK-4170 User Manual 10
2.2.4 Parallel port Connector
The parallel port interrupt channel is designated to be IRQ7.You can
select ECP/EPP/ECP DMA channel via BIOS setup.
• Provide BKLTEN signals that inverter Module require for controlling
the on/off.
• Provides 12V, 5V as the Inverter Power Source.
The additional VBR signal pin could be connected to LCD’s Inverter that
allow applicant to implement brightness adjustment through customer’s
software utility.
Figure 2.4: parallel port connector
Table 2.2:
Parallel port connector
Pin Pin Name
1 PIO_STB
2 LPT_AFD#
3 PIO_PD0
4 LPT_ERR#
5 PIO_PD1
6 LPT_INIT#
7 PIO_PD2
8 LPT_SLIN#
9 PIO_PD3
10 GND
11 PIO_PD4
12 GND
13 PIO_PD5
14 GND
15 PIO_PD6