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User Manual
D750
DC Power Supply
4.2.5 Communication Interface Protocol
The address (ADR n) command must return an "OK" response before
4.2.5.1 Data format
Serial data form at is 8 bit, one start bit and one stop bit. No parity bit..
4.2.5.2 Addressing
The Address is sent separately from the command.
It is recommended to add a 100 msec software delay between query or sent command to
next unit addressing.
Refer to section 4.2.7.3 for details.
4.2.5.3 End of Message
The end of message is the Carriage Return character (ASCII 13). The power supply
ignores the Line Feed (ASCII10) character.
4.2.5.4 Command Repeat
The backslash character "\"will cause the last command to be repeated.
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CN1(8 PIN CONNECTOR) (IN)
PIN NO.
NAME
HOUSING
SHILED
1
6
TXD −
3
TXD+
5
RXD −
4
RXD+
Fig 4-8: Serial link cable with RJ-45 shielded connectors
any other commands are accepted.
CN2(8 PIN CONNECTOR) (OUT)
PIN NO.
HOUSING
SG
1
6
3
5
4
NOTE
NAME
SHIELD
SG
RXD −
RXD+
TXD −
TXD+
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