Efis serial data output – Dynon Avionics FlightDEK-D180 Pilots Users Guide User Manual

Page 101

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Appendix

FlightDEK-D180 Pilot’s User Guide

11-5

EFIS SERIAL DATA OUTPUT

The format for the data sent out the EFIS RS232 port is:

Start
Char

Width

Description

Notes

1

2

Hour

00 to 23, current Zulu time hour according to FlightDEK-D180‘s internal clock.

3

2

Minute

00 to 59, current Zulu time minute according to FlightDEK-D180‘s internal clock.

5

2

Second

00 to 59, current Zulu time second according to FlightDEK-D180‘s internal clock.

7

2

Fractions

00 to 63, counter for 1/64 second. Data output frequency.

9

1

Pitch Sign

‘+’ or ‘-’ (positive means aircraft is pitched up).

10

3

Pitch

000 to 900, pitch up or down from level flight in 1/10 degrees (900 = 90

o

).

13

1

Roll Sign

‘+’ or ‘-’ (positive means aircraft is banked right).

14

4

Roll

0000 to 1800, roll left or right from level flight in 1/10 degrees (1800 = 180

o

).

18

3

Yaw

000 to 359 in degrees (000 = North, 090 = East, 180 = South, 270 = West).

21

4

Airspeed

0000 to 9999, airspeed in units of 1/10 m/s (1555 = 155.5 m/s).

25

1

Altitude Sign

‘+’ or ‘-’ (positive means altitude is above sea-level).

26 4 Altitude 0000 to 9999, altitude in units of meters; alternates between pressure and displayed

altitude, depending on status bitmask, starting at character 42.

30 1

Turn Rate/VSI

Sign

‘+’ or ‘-’ (positive means aircraft is turning right). Alternates between turn rate and

VSI sign, depending on status bitmask, starting at character 42.

31 3 Turn Rate or

VSI

Alternates between turn rate and VSI, depending on status bitmask, starting at

character 42. When turn rate, 000 to 999, 1/10 degrees/second rate of yaw change.

When VSI, 000 to 999, 1/10 feet/second.

34 1

Lateral

g’s Sign

‘+’ or ‘-’ (positive means aircraft is experiencing leftward lateral acceleration).

35 2 Lateral

g’s

00 to 99, lateral g’s in units of 1/100 g (99 = 0.99 g’s).

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