11 8-bit gpio connector(gpio1), 12 parallel port(prn1) – Acrosser AR-B1851 User Manual
Page 19
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AR-B1851 User’s Guide
AR-B1851
19
3.11 8-BIT GPIO Connector(GPIO1)
• GPIO1: 8 BIT GPIO Connector
3.12 Parallel port(PRN1)
This port is usually connected to a printer. The AR-B1851 includes an on-board
parallel port.
• PRN1: Parallel Port Connector
PIN
DESCRIPTION PIN
DESCRIPTION
1
GP10
2
GP11
3 GP12 4 GP13
5
GP14
6
GP15
7 GP16 8 GP17
9 GND 10
VCC
PIN
DESCRIPTION PIN
DESCRIPTION
1
STB-
14
AFD-
2 PD0 15
ERR-
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 26
X
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