Nova Natural NOVA-7820 VIA C3 Processor CPU Embedded Board Benutzerhandbuch
16
• CN48: 10-pin Connector
PIN Description
1
DATA CARRIER DETECT (DCD)
2
RECEIVE DATA (RXD)
3
TRANSMIT DATA (TXD)
4
DATA TERMINAL READY (DTR)
5 GROUND
6
6
DATA SET READY (DSR)
7
REQUEST TO SEND (RTS)
8
CLEAR TO SEND (CTS)
9
RING INDICATOR (RI)
10 N/C
• CN49: 14-pin Connector
PIN Description
1
DATA CARRIER DETECT (DCD)
2
RECEIVE DATA (RXD)
3
TRANSMIT DATA (TXD)
4
DATA TERMINAL READY (DTR)
5 GROUND
6
6
DATA SET READY (DSR)
7
REQUEST TO SEND (RTS)
8
CLEAR TO SEND (CTS)
9
RING INDICATOR (RI)
10 N/C
11 TX+
11 TX+
(RS422/485)
12 TX-
(RS422/485)
13 RX+
(RS422/485)
14
RX- (RS422/485)
3.7 Power
Connector
NOVA-7820 has one power connector for power supply.
• CN30: Power Supply Connector
PIN Description
1 VCC12V
2
2
GROUND
3
GROUND
4 VCC5V
• CN26: ATX Power Connector
PIN Description
1 VCC5VSB
2 PS_ON
3 GROUND
2 PS_ON
3 GROUND