Spectracom VersaSync User Manual page 21

Table 1-6:
Pin Channel
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CHAPTER •
1 VersaSync User Manual Rev. 6.0
Default I/O connector pinout
Signal
0 1PPS output (5V)
GND
1 Have Quick input (RS-
485 signal +)
GND
2 Have Quick input (RS-
485 signal –)
GND
3 1PPS output (10 V)
GND
4 ASCII output (RS-232)
GND
5 1PPS input
GND
6 ASCII input (RS-232)
GND
1.5 Connectors and their Pinouts
Pin Channel Signal
15
7 Have Quick output (RS-
485 signal +)
16
GND
17
8 Have Quick output (RS-
485 signal –)
18
GND
19
9 GND
(USB ded-
icated)
20
GND
21
Not connected
22
GND
23
USB D–
24
GND
25
USB D+
26
GND
9