Справочник Пользователя для RGB Spectrum DGY 201
TE C H N I C A L S P E C I F I C A T I O N S
Connectors and Pinouts
350-8697
DGy Model 201 User Guide
137
. . . . .
conductors. It is important to use wires from the same pair for each pair
of signals. The standard pairs are shown in
of signals. The standard pairs are shown in
. Note that one
wire of the pair has a solid color. The other wire (of the pair) is white with
a stripe of the same color as the other wire (e.g., Orange and
White/Orange).
a stripe of the same color as the other wire (e.g., Orange and
White/Orange).
. . . . . . . . .
RS-232 CONNECTOR
The RS-232 port is configured according to the Electronic Industries
Association Standard RS-232-C published in August 1969. The DGy
201 can be explicitly controlled with ASCII Command Set instructions
sent via the RS-232 serial port from either a computer or an ASCII
terminal. Refer to
Association Standard RS-232-C published in August 1969. The DGy
201 can be explicitly controlled with ASCII Command Set instructions
sent via the RS-232 serial port from either a computer or an ASCII
terminal. Refer to
, for details on all commands.
C O N N E C T O R T Y P E A N D P I N O U T S
Physically, the RS-232 port is a 9-pin D-Sub female connector. The pins
for the RS-232 connector are numbered from top to bottom, right to left.
Looking at the connector, pin #1 is located in the upper right corner, and
pin #9 is in the lower left corner.
for the RS-232 connector are numbered from top to bottom, right to left.
Looking at the connector, pin #1 is located in the upper right corner, and
pin #9 is in the lower left corner.
Figure A-3.
9-pin D-Sub RS-232 Female Connector
The 9-pin D-Sub connector has the following signals:
Table A-3.
RS-232 Serial Connector Pinouts
Pin
Circuit
Description
1
CD
Carrier Detect
2
TD
Transmit Data
3
RD
Received Data
4
(not connected)
5
AB
Signal Ground (common return)
6
DSR
Data Set Ready
7
CTS
Clear to Send
8
RTS
Request to Send
9
(not connected)