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OpenTX Reference Guide 11 – Special Functions

 The general format of each of the special functions is as follows.

 

Function Number

Source

Function

Parameter 1

Parameter 2

Check Box

 

 

 

 

 

 

 

For example

SF1   SA↑    Set    Timer 1    10:00    □ ticked 

Switch SA in the up position sets

timer 1 to 10 min.

 

The special functions are numbered SF1 to SF64. The function is enabled when check box is ticked.

Source Table

The source determines what enables the special function

The table of sources is shown below.

 

Source

Description

---

Function disabled.

Sn↑, Sn-, Sn↓ where n = A through H

Enabled when the selected switch is in this position.

S31 to S36

Multi-position switch, positions 1 to 6. (If fitted)

tRl, tRr, tEd, tEu, tTd, tTu, tAl, tAr

Enabled when trim switches for rudder, elevator, throttle and aileron are in the left, right, up or down positions.

ON

Function always enabled.

One

Trigger the function only once.

FM0 to FM8

Enabled by Flight Modes 0 to 8.

!Sn↑, !Sn-, !Sn↓ where n = A through H

Enabled when the selected switch is not in this position.

!S31 to !S36

Enabled when S3 is not in this position

!tRl, !tRr, !tEd, !tEu, !tTd, !tTu, !tAl, !tAr

Enabled when trim switches for rudder, elevator, throttle and aileron are not in the left, right, up or down positions.

Special Function Table

The table of special functions is shown below.

 

 

FUNCTION

Parameter

1

Parameter

2

Check

Box

 

Description

Override

CH1 to CH32

-100 to +100

Force a channel output to a specific value..

Trainer

---

Rud, Ele, Thr, Ail

All channels enabled.

Enables trainer mode individually.

Inst. Trim

Adds the current stick position to the respective trims.

Reset

Timer 1, 2

 

 

 

Flight

Telemetry

The selected timer value is reset to the value set by the timer parameters in the Model Setup screen.

Incomplete

Incomplete

Set

Timer 1, 2

00:00

Adjust

GV1 to GV9

Constants, or

Inc/Dec, or

Variable

Set the value of a global variable.

Press ENT LP to toggle between data types. The types are Constants, Increment / Decrement and Variable.

Constants

  Range  -500 to +500

Increment/Decrement

  +=1 is increment

  -=1 is decrement

Variable

---

IThr, IAil, IEle, IRud,

Rud, Ele, Thr, Ail,

S1, S2, S3, LS, RS,

MAX,

CYC1, CYC2, CYC3,

TmR, TME, TmT, TmA,

SA … SH,

L1 ... L32,

TR1 … TR16,

CH1 …CH32

Volume

---,

IThr, IAil, IEle, IRud,

S1, S2,

LS, RS,

MAX,

CYC1, CYC2, CYC3,

 

TrmR, TrmE, TrmT, TrmA,

SA to SH,

TR1 to TR16,

CH1 to CH4.

 

Output from the ‘Inputs’ screen.

Pots 1 and 2.

Left slider, right slider.

Maximum = 100%.

Outputs for CCPM mixing for helicopter swash plate servos.

Trim settings of rud, ele, thr & ail.

Switches A to H.

Training channels.

Channel output values.


 

 

FUNCTION

Parameter

1

Parameter

2

 

Description

Play Sound

Beep 1      short beep

Beep 2      medium beep

Beep 3      long beep

Warn1       3 beeps, low pitch

Warn2       3 beeps, high pitch

Cheep       3 beeps, short

Ratata       10 beeps, short

Tick           3 beeps, short, delayed

Siren         3 beeps, rising pitch

Ring          2 series of many short beeps

SciFi          3 series of different pitch beeps

Robot        like R2D2!

Chirp         2 series different pitch beeps

Tada        

Crickt        beeps like cricket

AlmClk      beeps like alarm clock

!x,

1x,

1 to 60 sec.

Incomplete

Play once only,

Repeat at the specified interval.

 

NOTE To listen to a sound, set a switch as the source, select the sound and turn on the switch.

Play Track

---

(Select from list of wav files in Sounds/en folder of the SD card.)

!x,

1x,

1 to 60 sec.

Incomplete

Play once only,

Repeat at the specified interval.

 

NOTE To listen to each track, set a switch as the source, select the track and turn on the switch. Multiple tracks can be triggered by the same switch to be played one after the other.

Play Value

---

 

 

IThr, IAIl, IEle, Irud,

Rud, Ele, Thr, Ail,

S1, S2,

LS, RS,

MAX,

CYC1, CYC2, CYC3,

 

TrmR, TrmE, TrmT, TrmA,

SA to SH,

TR1 to TR16,

CH1 to CH4,

GV1 to GV9,

Batt,

Time,

Tmr1, Tmr2,

 

Telemetry Data

RSSI,

A1, Alt, Rpm, Fuel,

 

T1, T2,

Spd, Dist,

Galt,

Cell,

Cels,

Vfas,

Curr, Cnsp, Powr,

AccX, AccY, AccZ,

Hdg, VSpd, Aspd,

 

A1-, A2-, A3-, A4-,

Alt-, Alt+,

Rpm+,

T1+, T2+,

Spd+,

Dst+,

Aspd+,

Cell+,

 

Cels+,

Vfas+,

Curr+,

Powr+.

!x,

1x,

1 to 60 sec.

Incomplete

Play once only,

Repeat at the specified interval.

Output of the ‘Inputs’ block.

Gimbal stick values.

Pots 1 & 2.

Left slider, right slider.

Maximum

Outputs for CCPM mixing for helicopter swash plate servos.

Trim settings of rud, ele, thr, ail.

Switches A to H.

Training channels.

Output channel values.

Global Variables 1 to 9.

Transmitter battery voltage.

Current time.

Timers 1 & 2.

 

 

Receiver Signal Strength.

Analog input, altitude, engine speed, fuel level.

Temperature sensors 1 & 2.

Speed, distance.

Altitude above ground.

Lowest battery cell voltage.

Total battery voltage.

Peak voltage

Current, MAH, Power.

Accelerometers X, Y & Z.

Heading, Vertical speed, Air speed,

Analog inputs, minimum values.

Altitude, minimum and maximum.

Engine speed maximum.

Timers 1 and 2 maximums.

Speed, maximum.

Distance, maximum.

Air speed, maximum

Highest value of lowest voltage cell.

Battery voltage, maximum

Peak voltage, maximum.

Current, maximum.

Power, maximum.

NOTE To listen to a value, set a switch as the source, select the value and turn on the switch. Multiple values can be triggered by the same switch to be played one after the other.

Lua Script

Select Lua script files in the Scripts folder on the SD card.

By default, there are no Lua script files on the SD card. These must be sourced elsewhere.

Bg Music

---

(Select from list of wav files in the Sounds/en folder of the SD card.)

Play music while the source enables this function, stops when disabled. Starts from start when re-enabled.

By default, there are no music files on the SD card. These must be sourced elsewhere.

Bg Music II

---

(Select from list of wav files in the Sounds/en folder of the SD card.)

Play music while the source enables this function, pauses when disabled, resumes when re-enabled.

By default, there are no music files on the SD card. These must be sourced elsewhere.

Vario

Enable the variometer.

Refer to the Variometer field in Radio Setup for details.

Haptic

Intensity from 0 to 3

!1x

1x

1 to 60 sec.

Incomplete

Play once

Play for specified time.

SD Logs

---

0.2 to 25.5 sec.

No logs created.

A log record is saved at the specified interval.

Backlight

Slider 0 to 100%

Set backlight level.

 

Phantom Divide

 

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