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3.3 EXTERNAL USB HEADER
(
USB3
)
The following table shows the pin outs of the USB pin headers connectors. Overall, the two pin headers
support four USB ports
(
USB 2.54 compliant
)
.
PIN
SIGNAL
PIN
SIGNAL
1 +5V 2 +5V
3 USB4- 4 USB5-
5 USB4+ 6 USB5+
1
10 2
9
USB3
7 GND 8 GND
3.4 PARALLEL PORT CONNECTOR
(
LPT1
)
The parallel port allows connection of a printer, scanner and other peripheral devices.
LPT1
PIN
SIGNAL
PIN
SIGNAL
1 STB# 14 AFD#
2 PD0 15
ERROR#
3 PD1 16
INIT#
4 PD2 17
SLIN#
5 PD3 18 GND
6 PD4 19 GND
7 PD5 20 GND
8 PD6 21 GND
9 PD7 22 GND
10 ACK# 23 GND
11 BUSY# 24 GND
12 PE 25
GND
13 SLCT
Summary of Contents for AR-B1891
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