Ocean Optics USB2000-FLG - Manual (Page 31)

C: Specifications
170-00000-FLG-02-201009 25
10-Pin Accessory Connector – Pin Definitions and
Descriptions
The following table contains information regarding the function of each pin in the USB2000-FLG’s 10-
Pin Accessory Connector:
Pin
#
Function Input/Output Description
1
V
CC
, V
USB
,
or 5V
IN
Input or
Output
Input power pin for USB2000-FLG – When operating via USB, this
pin can power other peripherals – Ensure that peripherals comply
with USB specifications
2 RS232 Tx Output
RS232 transmit signal – Communicates with a computer over DB9
Pin 2
3 RS232 Rx Input
RS232 receive signal – Communicates with a computer over DB9
Pin 3
4
Lamp
Enable
Output
TTL signal driven Active HIGH when the Lamp Enable command
is sent to the spectrometer
5
Continuous
Strobe
Output
TTL output signal used to pulse a strobe – Divided down from the
master clock signal
6 Ground Input/Output Ground
7
External
Trigger In
Input
TTL input trigger signal – See External Triggering Options
document for info
8
Single
Strobe
Output
TTL output pulse used as a strobe signal – Has a programmable
delay relative to the beginning of the spectrometer integration
period
9 I 2 C SCL Input/Output The I 2 C clock signal for communications to other I 2 C peripherals.
10 I 2 C SDA Input/Output The I 2 C Data signal for communications to other I 2 C peripherals.
10-Pin Accessory Connector - Part Numbers
The part numbers for the 10-pin accessory connector on the USB2000-FLG Spectrometer are as follows:
 The connector is a Samtec Part Number IPT1-105-01-S-D-RA.
 The mating right-angle connector is a Samtec Part Number IPS1-105-01-S-D-RA.
If you are customizing your USB2000-FLG Spectrometer system or configuring External Triggering, you
may need these part numbers to complete your setup.