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®
SBC82810 Pentium
M All-in-One Half-Size Board User's Manual
High speed mode:
Microsoft and Hewlett Packard extended capabilities
port (ECP) IEEE 1284 compliant
The address selection of the onboard parallel port, in LPT1
(378H) or disabled, is configured within the BIOS CMOS setup
utility.
CN6: Parallel Port Connector Pin Assignment
Pin
Description
Strobe#
1
3
Data 0
Data 1
5
7
Data 2
Data 3
9
11
Data 4
Data 5
13
15
Data 6
Data 7
17
19
Acknowledge#
Busy
21
23
Paper Empty#
Printer Select
25
3.10 Serial Port Interface
SBC82810 uses two 10-pin connectors for COM1 and COM2.
Interrupt Requests on COM1 and COM2 which are selected via
IRQ4 and IRQ3 respectively. Additionally, both ports can be
enabled or disabled via BIOS setting.
CN18/CN15: Serial Por Connector Pin Assignment
Pin
Description
1
Data Carrier Detect (DCD)
3
Receive Data (RXD)
5
Transmit Data (TXD)
7
Data Terminal Ready (DTR)
9
Ground (GND)
22
Pin
Description
Auto Form Feed#
2
4
Error#
Initialize#
6
8
Printer Select In#
GND
10
12
GND
GND
14
16
GND
GND
18
20
GND
GND
22
24
GND
No connector
26
Pin
Description
2
Data Set Ready (DSR)
4
Request to Send (RTS)
6
Clear to Send (CTS)
8
Ring Indicator (RI)
10
NC
2
1
3
4
6
5
8
7
9
10
11
12
13
14
15
16
18
17
19
20
21
22
23
24
25
26
1
3
5
7
9
Hardware Description
2
4
6
8
10
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