OM-USB-1208HS Series User's Guide
Functional Details
11
The
Activity
LED blinks when data is transferred, and is off otherwise.
Refer to Figure 2 for the location of each LED.
Screw terminals
The device screw terminals provide the following connections:
Eight analog input connections (
AIN0
to
AIN7
)
16 digital I/O connections (
DI00
to
DI015
)
Four analog output connections (
AOUT0
to
AOUT3
)
10 analog ground connections (
AGND
)
Six digital ground connections (
GND
)
One external clock input (
AICKI
) and one external clock output (
AICKO
) for analog inputs
One external clock input (
AOCKI
) and one external clock output (
AOCKO
for analog outputs
One digital trigger input (
TRIG
)
Two counter inputs (
CTR0
,
CTR1
)
One timer output (
TMR
)
Two 5 V power output connections (
+5 V
)
Use 16 AWG to 30 AWG for signal connections. SE pinout locations are shown in Figure 3. Diff pinout
locations are shown in Figure 4.
Figure 3. SE mode pinout
* Pins 29 and 30 are "NC" on the OM-USB-1208HS. Pins 32 and 33 are "NC" on the OM-USB-1208HS and
OM-USB-1208HS-2AO.