Accessory connector pinout, Accessory connector pinout diagram – Ocean Optics USB2000+ Install User Manual
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B: Specifications
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Accessory Connector Pinout
The USB2000+ features a 22-pin Accessory Connector, located on the front of the unit as shown:
Location of USB2000+ Accessory Connector
Accessory Connector Pinout Diagram
When facing the 22-pin Accessory Connector on the front of the vertical wall of the USB2000+, pin
numbering is as follows:
20
18
16
14
12
10
8
6
4
2
A2
19
17
15
13
11
9
7
5
3
1
A1
22-Pin Accessory Connector Pinout Diagram
Accessory Connector – Pin Definitions and Descriptions
The following table contains information regarding the function of each pin in the USB2000+’s 22-Pin
Accessory Connector:
Pin #
Function
Input/Output
Description
A1
SPI_CLK
Output
The SPI Clock signal for communications to other SPI peripherals
A2
SPICS_OUT
Output
The SPI Chip/Device Select signal for communications to other
SPI peripherals
1
V
CC
, V
USB
, or
Input or
Input power pin for USB2000+ – When operating via USB, this pin
can power other peripherals – Ensure that peripherals comply with