4.7 Serial Ports
The system provides three high speed NS16C550 compatible UARTS with Read/Receive 16 byte FIFO. Four
com ports are in IO connector.
•
COM1: CN25 DB9-pin header
•
COM2: CN26 DB9-pin header
PIN Description
1
DATA CARRIER DETECT (DCD)
2
RECEIVE DATA (RXD)
3
TRANSMIT DATA (TXD)
4
DATA TERMINAL READY (DTR)
5
GROUND
6
DATA SET READY (DSR)
7
REQUEST TO SEND (RTS)
8
CLEAR TO SEND (CTS)
9
RING INDICATOR (RI)
•
COM2: CN27 pin header 2.0mm
PIN Description
1
DATA CARRIER DETECT (DCD)
2
RECEIVE DATA (RXD)
3
TRANSMIT DATA (TXD)
4
DATA TERMINAL READY (DTR)
5
GROUND
6
DATA SET READY (DSR)
7
REQUEST TO SEND (RTS)
8
CLEAR TO SEND (CTS)
9
RING INDICATOR (RI)
10 N/C
11 +5V
12 N/C
13 +12V
14
GROUND
•
COM3: CN24 for Card Reader.
PIN Description
1 GROUND
2 +5V
3 RXD3
4 TXD3
5 KB_DATA_OUT
6 KB_CLK_OUT
7 KB_DATA_IN
8 KB_CLK_IN
9 RI3
10 DTR3
11 CTS3
12 RTS3
13 DSR3
14 DCD3
15 KB_EN
4.8 Power Connector
19
Summary of Contents for PC 1080
Page 1: ...Quick Guide PC 1080 1090 April 2006 V1 0 1...
Page 4: ...d Power Adapter e Power Cord Optional USA Europe UK or Australia type 4...
Page 9: ...9...
Page 10: ...10...
Page 11: ...11...
Page 12: ...12...
Page 16: ...Chapter 4 Jumper Definition 4 1Main Board Layout 16...
Page 23: ...12 D 13 NC 14 C 15 NC 23...