USB-AIO10 User’s Manual (Rev 1.1)
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http://www.daqsystem.com
4.3 Power Selection Connector(J1)
It is the jumper connector to connect power selection of board. When the jumper is
“ON”, you
can use USB power, when the jumper is
“OFF”, you can use the external power 5VDC input from
the J2 connector. Be careful not to connect USB power and external power at the same time.
4.4 External Power Connector(J2)
DC jack is for external power(+5Vdc) input, the number 1 is
“+” polarity.
1
[J2 DC-005,
Internal Ø2]
[Figure 4-3. J2 External Power Connector (Front View)]
4.5 RS-232 Connector(J16)
It is a D-Sub Connector is for RS-232 interface data transmission. The format is 115,200bps,
8-bit Data, 1-bit Stop, Flow Control NONE.
3
6
7
8
9
5
4
1
2
J16 [DSUB-9P-RA]
[Figure 4-4. J16 D-Sub Connector(Front View)]
[Table 3. J16 Connector Pin-Out]
Pin No.
Name
Description
Remark
1
N.C.
No Connection
2
RxD
Receive Data
RS232C Level
3
TxD
Transmit Data
RS232C Level
4
N.C.
No Connection
5
DGND
Digital Ground
Board Ground
6
N.C.
No Connection
7
N.C.
No Connection
8
N.C.
No Connection
9
N.C.
No Connection