Hp 8410 Interface - HP 8340A Operating Manual

Model 8340A
Pin No.
I Not Used
2 -
Marker Pulse
3
-
Pen Li ft Request
4 -
Sweep
5 -
Stop Fwd. Sweep Request
6 +5
7 - Rfi' Blanking
8
-
RF Blank Request
-
9
External Trigger Input
10 + Pen
11 -
Recorder Mute
12
Not Used
13 Not
14 - Bl
a
Pin Description of the 8410 Inteiface Connector
Description
Alternate
(100
Volt ma MAX)
Lift
Used
n in
k
(0)
g
- Negative Logic (True is logical "O")
+ Positive Logic
Input
(I)
(0) Output
Figure 3-21.
HP 8410 Interface (2 of 2)
Scans by HB9HCA and HB9FSX
Pin. No.
13
Not Used
14
- Blanking
(0)
(I)
15 -
Marker Pulse Request
16
- Retrace
(0)
17 -
Alternate Sweep Enable
(I)
18
- Stop Sweep Request
(0)
19
(0) Digital Ground
20
- Blanking Pulse Reque
(I)
21
- Counter Trigger
(I)
22
-
(0 ) Step Up Advance
23 I
- nvcrse Pen Lift
(0 )
24 + 8410
External
(0)
25
Not Used
Operating Information
Description
(0)
(0)
(I)
(0 )
(0)
(1 )
(1/0)
t
(I)
s
(0 )
(I)
(0)
Trigger
(0)
3-41