ECS A55F-A2, Руководство пользователя, Страница: 23 / 64

19
Installing the Motherboard
This is a header that can be used to connect to the printer, scanner or other devices.
1
STB
14
AFD
2
PD0
15
ERR
3
PD1
16
PRNINIT
4
PD2
17
SLIN
Pin Signal Name
Pin Signal Name
5
PD3
18
GND
6
PD4
19
GND1
7
PD5
20
GND2
8
PD6
21
GND3
9
PD7
22
GND4
10
ACK
23
GND5
11
BUSY
24
GND6
12
PE
25
GND7
13
SLCT
26
NC
LPT: Onboard parallel port header
COM: Onboard serial port header
Connect a serial port extension bracket to this header to add a second serial port to
your system.
1
DCD Data Carrier Detect
2
SIN Serial Input
3
SOUT UART Serial Output
4
DTR UART Data Terminal Ready
5
GND Ground
6
DSR Data Set Ready
7
RTS RART Request to Send
8
CTS Clear to Send
9
RI Ring Indicator
10
Key No pin
Pin Signal Name Function