13
CN4: Serial ATA Connector
PIN Description
1
GND
2
SATATXP
3
SATATXN
4
GND
5
SATARXN
6
SATARXP
7
GND
1
7
3.10 Serial Port Connectors
The HS-2613 offers NS16C550 compatible UARTs with Read/
Receive 16-byte FIFO serial ports and four internal 10-pin headers
and one RS-422/485 connector.
CN24/CN20/CN21/CN26: COM 1 ~ COM 4 Connector (5x2
Header)
PIN Description PIN Description
1
DCD
2
DSR
3
RXD
4
RTS
5
TXD
6
CTS
7
DTR
8
RI
9
GND
10
N/C
1
9
10
2
CN18: RS-422/485 Connector (3x2 Header, COM 2)
PIN Description PIN Description
1
TX-
2
TX+
3
RX+
4
RX-
5
GND
6
N/C
1
5
6
2
NOTE:
The terminal resistance of RX & TX is set at 180
Ω
.
CN25: COM 2 use RS-232 or RS-422/485 Select
Options
Settings
RS-232 (default)
Open
RS-485 by Auto (*1)
Short 1-2, 3-4, 5-7, 8-10
RS-485 by –RTS (*-1)
Short 1-2, 3-4, 7-9, 8-10
RS-422/485 Full Duplex (*2)
Short 1-2, 3-4, 6-8
1
9
10
2
Содержание HS-2613
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