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Functional Commands
Revision: 01 Jun 2022

Many commands feature an optional method to uplink the command to the pilot via DataComm (aka CPDLC). Optional syntax is indicated in GREEN.

Function Key Message Type Message Purpose Message Syntax

 
BM Add Bookmark BM {index 1-6} {custom name (can be blank)} <KBE>
Delete Bookmark BM {index 1-6DEL <KBE>
  CT Compliance Timer

Default to sector frequency:
CT <TBE on target>
CT 
{FLID} <KBE>

Add a different frequency:
CT {Frequency<TBE on target>
CT 
{Frequency} {FLID} <KBE>

Unghosting

Approve unghost request after Compliance Timer:
CT A <TBE on target>
CT A 
{FLID} <KBE>

Deny unghost request after Compliance Timer:
CT D <TBE on target>
CT D 
{FLID} <KBE>

  DATIS Request D-ATIS

DATIS {station ICAO code} DEP <KBE>

DATIS {station ICAO code} ARR <KBE>

RNG BRG LA Range/Bearing Readout

Results referencing magnetic heading:
LA <TBP> <TBE on target or space>
LA <TBP> <TBP> <KBE>

Results referencing true heading:
LA <TBP> <TBP> T {FLID} <KBE>

Range/Bearing Readout w/ Speed LA <TBP on target or space> <TBP> /{speed 55-999 knots} <KBE>
LB Range/Bearing/FIX Readout

LB {waypoint} <TBE on target>

LB {waypoint} {FLID} <KBE>

  LI Network Log-In LI <KBE>
  LO Network Log-Out LO <KBE>
  LOADSCT Load a Sectorfile LOADSCT <KBE>

CODE
(F9)

QB Discrete Code Request QB {FLID} <KBE>
Code Insert QB {desired squawk code} {FLID} <KBE>

CRD
(F2)

QD Altimeter Requests QD {station ICAO code (up to 4 simultaneously)} <KBE>
FR QF Request Flight Plan Data

QF {FLID} <KBE>

QF <TBE on target>

HALO
(F10)
QP Distance Reference Indicator
(J-Ball)

QP J {FLID} <KBE>

QP J <TBE on target>

QP J {FLID}/{FLID}/{FLID}/{FLID}/{FLID} <KBE>

QP J <TBP on up to 4 targets> <TBE on 5th>

INT
(F8)

QQ Interim Altitude

QQ {altitude 2-3 digits} /U {FLID} <KBE>

QQ {altitude 2-3 digits/U <TBE on target>

4TH LINE QS FDB Heading, Speed and Free Form Text 4th Line

Headings and speeds (can be entered separately):
QS {heading 0-360}/{speed 000-999 or M00-M99{FLID} <KBE>
QS {heading 0-360}/{speed 000-999 or M00-M99<TBE on target>

Free form message:
QS ○{free-text up to 9 characters} {FLID} <KBE>
QS ○{free-text up to 9 characters} <TBE on target>

Delete/Hide 4th Line Info

Delete heading 4th line data:
QS */ {FLID}

Delete speed 4th line data:
QS /* {FLID}

Delete all 4th line data:
QS * {FLID}

Hide all 4th line data:
QS {FLID}

TRK
(F3)

QT Track Primary QT <TBP> P {FLID} <KBE>
Start Track

QT <TBP> {FLID} <KBE>

QT <TBP> <TBE on target>

Steal Track
(not tracked by you)

QT /OK {FLID} <KBE>

QT /OK <TBE on target>

ALT
(F5)

QZ Assigned Altitude QZ {altitude 2-3 digits/U {FLID} <KBE>

RTE
(F11)

QU Route Display Time

Display the next 20 minutes:
QU {FLID} <KBE>
QU <TBE on target>

Display number of minutes requested:
QU {1 to 99} {FLID} <KBE>
QU {1 to 99} <TBE on target>

Display entire route with waypoint names:
QU 0 {FLID} <KBE>
QU 0 <TBE on target>

Track Reroute

QU {waypoint or multiple waypoints separated by spaces/U {FLID} <KBE>
QU {waypoint or multiple waypoints separated by spaces/U <TBE on target>

Track Reroute + Change of Destination QU {waypoint or multiple waypoints separated by spaces} {new destination} ? /U {FLID} <KBE>
QU {waypoint or multiple waypoints separated by spaces} {new destination} ? /U <TBE on target>

DROP TRK
(F4)

QX Drop Track

QX {FLID} <KBE>

QX <TBE on target>

Drop Track and Cancel FP

QX FP {FLID} <KBE>

QX FP <TBE on target>

  REFRESH Update Refresh Rate REFRESH {1 to 12} <KBE>

SISO
(F12)

SI Position Sign-In SI <KBE>
SISO (SHIFT+F12) SO Position Sign-Out SO <KBE>

SR
(F6)

SR Request Strip

SR {FLID} <KBE>

SR <TBE on target>

Request Strip
(not tracked by you or on the ground)

SR {FLID} /OK <KBE>

SR /OK <TBE on target>

  UF Uplink Frequency

UF {FLID} <KBE>

UF <TBE on target>

UF {Sector ID} {FLID} <KBE>

UF {Sector ID} <TBE on target>

UF {Sector ID} {Frequency} {FLID} <KBE>

WR
(F7)

WR Request Weather Display WR {station ICAO code (up to 3 simultaneously)} <KBE>

 

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