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1. Turn the 5820A Calibrator power on. You may operate the calibrator during warmup,
but specifications are not guaranteed until warmup is complete.
2. Press p on the 5820A Calibrator front panel.
3. Negotiate the softkey selections shown below to configure the UUT serial port to
match the settings of the UUT RS-232 port. The factory defaults (shown below in
bold) are 9600 baud, 8 data bits, 1 stop bit, and no parity. Other parameters include
flow control (STALL).
f
f
f
8 DATA
BITS
f
7
8
5-12. Testing the RS-232 UUT Port via RS-232 Host Port
Choose or adapt one of the following test procedures to test the 5820A Calibrator RS-232
UUT port via the RS-232 Host port. (See Figure 5-5.) Connect the UUT and PC as shown
below. Note the use of a modem cable (NOT null modem) for UUT connection. (See
Appendix D for information about RS-232 cables and connectors.)
CAL
f
f
OTHER
SETUP
f
f
HOST
GPIB
gpib
SETUP
f
f
1 STOP
STALL
BIT
xon/off
f
f
|
|
|
|
1
xon/off
2
none
rts/cts
Setting up the RS-232 UUT Port for Remote Control
INSTMT
UTILITY
SETUP
FUNCTNS
f
f
DISPLAY
REMOTE
SETUP
SETUP
f
f
HOST
UUT
SETUP
SETUP
f
f
PARITY
9600
none
BAUD
f
f
|
|
|
|
none
odd
even
Remote Operation
300
600
1200
2400
4800
9600
5
5-17
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