GPIO Line Input Logic
Name
INPUTS
ON Command
OFF Command
PREVIEW Command
RESET Command
READY Command
OUTPUTS
ON Lamp
OFF Lamp
PREVIEW Lamp
START Pulse
STOP Pulse
POWER & COMMON
Source Common
Logic Common
Logic + 5 Volt supply
Source Supply
NOT CONNECTED
Pin
11
12
13
14
15
1
2
3
4
5
7
8
9
10
6
© 2017 Telos Alliance - Rev 2.0.1
Type
Active Low Input
Active Low Input
Active Low Input
Active Low Input
Active Low Input
Open Collector to Logic Com-
mon Return
Open Collector to Logic Com-
mon Return
Open Collector to Logic Com-
mon Return
Open Collector to Logic Com-
mon Return
Open Collector to Logic Com-
mon Return
Logic Common
Internal 5 Volt return
Logic Supply, Individually
Fused
Common for all 5 inputs
Notes
Turns channel ON
Turns channel OFF & sends
100 msec STOP pulse
Turns preview ON
Turns channel OFF, while not
sending a STOP pulse
Illuminates OFF lamp to indi-
cate source's readiness
Illuminates when channel is
ON
Illuminates when channel is
OFF and READY is active
Illuminates when PREVIEW
is ON
A 100 msec pulse when the
channel status changes from
OFF to ON
A 100 msec pulse when the
channel status changes from
ON to OFF
Connect to ground of source
device or to Pin 8
Can be connected to Pin 7
if source is not providing
common
Can be connected to Pin 10
if source is not providing
voltage; active only when
source has been assigned to
channel.
Connect to power supply of
source device or to Pin 9
GPIO v."ZA" 4/2009