Ocean Optics Breakout Box - Manual (Page 6)

HR4-BREAKOUT Installation and Operation Instructions
Pin # Function Input/Output Description
19 SPI Clock Output SPI clock signal for communication to other SPI peripherals
20
Continuous
Strobe
Output
TTL output signal used to pulse a strobe – Divided down
from the master clock signal
21
SPI Chip
Select
Output
SPI Chip/Device Select signal for communication to other
SPI peripherals
22 GPIO (6) Input/Output
General purpose software-programmable, digital
input/output (channel number)
23
Analog In
(0–5V)
Input 13-bit low power, analog-to-digital input with a 0–5V range
24
Analog Out
(0–5V)
Output 9-bit programmable output voltage with a 0–5V range
25 Lamp Enable Output
TTL signal driven Active HIGH when the Lamp Enable
command is sent to the spectrometer
26 GPIO (7) Input/Output
General purpose software-programmable, digital
input/output (channel number)
27 Ground Input/Output Ground
28 GPIO (8) Input/Output
General purpose software-programmable, digital
input/output (channel number)
29 Ground Input/Output Ground
30 GPIO (9) Input/Output
General purpose software-programmable, digital
input/output (channel number)
Circuit Board Connectors Pinout Information
The following tables list pinout information for the J2, J3, J4, J5, J6, and J7 connectors on the
breakout box circuit board.
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