R&S ZVB - Page 1168

R&S
®
ZVA / R&S
®
ZVB / R&S
®
ZVT Annexes
Universal Interface (R&S ZVA and R&S ZVB)
Operating Manual 1145.1084.12 – 30 1153
Pin assignment of the Universal Interface connector
The input and output signals at the connector are described below.
Pin
No.
Signal
Input (I)
or
Output
(O)
Function
1
GND
–
Ground
2
/INPUT 1
I
When a negative pulse is fed to this port, the /OUTPUT 1 and /OUTPUT 2 signals (pins no. 3
and 4) change to "Low".
3
/OUTPUT 1
O
Changes to "Low" when the /INPUT 1 (pin no. 2) receives a negative pulse.
4
/OUTPUT 2
O
Changes to "Low" when the /INPUT 1 (pin no. 2) receives a negative pulse.
5
/PORT A0
I or O
Port A, bit no. 0 (8-bit parallel input or output port)
6
/PORT A1
I or O
Port A, bit no. 1
7
/PORT A2
I or O
Port A, bit no. 2
8
/PORT A3
I or O
Port A, bit no. 3
9
/PORT A4
I or O
Port A, bit no. 4
10
/PORT A5
I or O
Port A, bit no. 5
11
/PORT A6
I or O
Port A, bit no. 6
12
/PORT A7
I or O
Port A, bit no. 7
13
/PORT B0
I or O
Port B, bit no. 0 (8-bit parallel input or output port)
14
/PORT B1
I or O
Port B, bit no. 1
15
/PORT B2
I or O
Port B, bit no. 2
16
/PORT B3
I or O
Port B, bit no. 3
17
/PORT B4
I or O
Port B, bit no. 4
18
/EXTERNAL
TRIGGER
I
External trigger signal
19
/PORT B5
I or O
Port B, bit no. 5
20
/PORT B6 or
I or O
Port B, bit no. 6