Ocean Optics Maya2000Pro VIS-NIR Install - Manual (Page 30)

B: Specifications
24 020-00000-000-02-201207
Pin # Function Input/Output Description
3 GPIO (2) Input/Output
General purpose software-programmable, digital input/output
(channel number)
4 N/A N/A Reserved
5 Ground Input/Output Ground
6 I
2
C SCL Input/Output I
2
C clock signal for communication to other I
2
C peripherals
7 GPIO (0) Input/Output
General purpose software-programmable, digital input/output
(channel number)
8 I
2
C SDA Input/Output I
2
C data signal for communication to other I
2
C peripherals
9 GPIO (1) Input/Output
General purpose software-programmable, digital input/output
(channel number)
10
Ext. Trigger
In
Input TTL input trigger signal
11 GPIO (3) Input/Output
General purpose software-programmable, digital input/output
(channel number)
12 V
CC
or 5V
IN
Input or Output
Input power pin for Maya2000 Series – When operating via
USB, this pin can power other peripherals – Ensure that
peripherals comply with USB specifications (no TEC power)
13 SPI Data Out Output
SPI Master Out Slave In (MOSI) signal for communication to
other SPI peripherals
14 V
CC
or 5V
IN
Input or Output
Input power pin for Maya2000 Series – When operating via
USB, this pin can power other peripherals – Ensure that
peripherals comply with USB specifications (no TEC power)
15 SPI Data In Input
SPI Master In Slave Out (MISO) signal for communication to
other SPI peripherals
16 GPIO (4) Input /Output
General purpose software-programmable, digital input/output
(channel number)
17 Single Strobe Output
TTL output pulse used as a strobe signal – Has a programmable
delay relative to the beginning of the spectrometer integration
period
18 GPIO (5) Input/Output
General purpose software-programmable, digital input/output
(channel number)
19 SPI Clock Output SPI clock signal for communication to other SPI peripherals