B: Specifications
020-00000-000-02-201603b
25
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 Maya2000Pro 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 Maya2000Pro 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). Controls the optional shutter.
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
20
Continuous
Output
TTL output signal used to pulse a strobe
– Divided down from
