Tc978 Controller - FreeFlight ADS-B FDL-978 Series Installation Manual

ADS-B FDL-978 Series and
Lite Series Installation Manual
Document No. 87343 Rev G
Personality Module Interface
A personality module installed in the aircraft connector allows configuration settings to
automatically be retrieved and set when a transceiver or receiver unit is removed and
replaced in the aircraft.

1.4.1 TC978 Controller

Polarized sunglasses may interfere with the display visibility of the TC978.
The TC978 Controller provides operational functionality, status display, and limited serial port
setup for the FDL-978 Lite Series. It is optional for the FDL-978-XVR control and status
interface.
The controller has a DB-9 connector for electrical interface and a static pressure port. The
controller contains a Liquid Crystal Display (LCD) with controls, built-in Altitude Encoder, low
voltage input power provided by the applicable FDL-978 equipment, FDL-978 Lite Series and
FDL-978-XVR serial interface, remote on/off power control, and serial altitude output.
The following is a short summary of the TC978 Controller features:
Display and Controls
The TC978 has an LCD status display, IDT (identify) button, VFR (Visual Flight Rules)
button, FN (function) button, ENT (enter) button, Mode Selection knob, and CODE
knob.
Altitude Encoder
The TC978 has a built-in altitude encoder to measure pressure altitude.
Input Power
The TC978 receives low-voltage power from the FDL-978-TXL and FDL-978-XVR(L).
Serial Interface
An RS-485 serial data link is used to connect the TC978 to the FDL-978-TXL and FDL-
978-XVR(L).
Remote On/Off
System on/off power is controlled with the Mode Selection knob.
Altitude Output
Pressure altitude data is output on an RS-232 serial port.
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Figure 5. TC978 Controller
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