Gpi Connections - Cobalt Digital Inc BBG-1000 Series Product Manual

2
BBG-1023-DSK-LG Rear Panel
12 VDC
12 VDC
Connector
–
12 VDC +
10/100/1000 ETHERNET
REF LOOP
Signal Connectors
PGM SDI IN
KEY/FILL SDI IN 1 and
KEY/FILL SDI IN 2
SDI OUT 1 and
SDI OUT 2
HDMI OUT
GPI

GPI Connections

2-4
ETHERNET
REF LOOP
Dual DC power IN connectors (diode-isolated). Single AC adapter (supplied) can be connected to either connector. Dual
adapters can be connected to provide power redundancy.
Gigabit Ethernet control/monitoring connection. Communication activity status is shown by integral status LEDs.
Looping 75Ω reference connection (BBG-1023-DSK-LG is not equipped with frame sync or ref lock)
Program Video SDI Input
Four (2-pair) Key/Fill Video SDI Inputs (KEY/FILL SDI IN 1 and KEY/FILL SDI IN 2)
Two 3G/HD/SD-SDI Processed Video Out (Path 1 and/or Path 2)
HDMI Video Out (Path 1 or Path 2; video only)
HD-15 GPI connector (GPI 1 thru GPI 5)
Note: See Figure 2-4 for connector pinouts.
Figure 2-3 BBG-1023-DSK-LG Rear Panel Connectors
Figure 2-4 shows connections to the
Pin Function
1-4 NC
5 GND
6-8 NC
9 GPI 5
10 GPI 4
11 GPI 1
12 GPI 2
13 GPI 3
14-15 NC
Figure 2-4 GPI Connector Pinouts
BBG-1023-DSK-LG PRODUCT MANUAL
HDMI OUT
SDI OUT
2 1
KEY/FILL
SDI IN 2
GPI
Function
HD-15 connector.
GPI
GPI uses equivalent opto-isolated circuit shown below.
GPI Specifications:
GPI LO @ Vin < 1.5 V
GPI HI @ Vin > 2.3 V
Max Vin: 9 V
GPI to
card control
GPI Connections
PGM
SDI IN
KEY/FILL
SDI IN 1
K
K
F F
V+
+3.3V
GPI
10 kΩ
BBG-1023-DSKLG-OM (V1.2)