Fluke CombiScope PM3370B User Manual page 286

N - 2
B. Cable to printer/plotter with hardware handshake
parameters: "3-wire/7-wire" = 7-wire
C. Cable to controller with hardware handshake
parameters: "3-wire/7-wire" = 7-wire
The communication is confirm the RfR protocol. This means that signal RfR is
active when the oscilloscope can receive data.
NOTE: When during data transfer the signal DSR on the oscilloscope becomes
inactive, the serial communication buffers of the instrument are cleared.
The hard copy action or waveform transfer stops then.
"XON-XOFF on off" = on or off
OSCILLOSCOPE
(DTE)
SIGNAL 9 PIN
(female)
TxD 3
2
RxD
RfR 7
CTS 8
DTR 4
DSR 6
DCD 1
S.GND 5
F.GND CASE
"XON-XOFF on off" = on or off
OSCILLOSCOPE
(DTE)
SIGNAL 9 PIN
(female)
TxD 3
RxD 2
RfR 7
CTS 8
DTR 4
DSR 6
DCD 1
S.GND 5
CASE
F.GND
RS-232 CABLE CONFIGURATIONS
PRINTER/PLOTTER
(DTE)
9 PIN 25 PIN
(male) (male)
3 2
2
3
7 4
8 5
4 20
6 6
1 8
5 7
1
CASE
ST6921
CONTROLLER
(DTE)
9 PIN 25 PIN
(female) (female)
3 2
2 3
7 4
8 5
4 20
6 6
1 8
5 7
1
CASE
ST6920