gnssEnableType (Function)

This function is used to enable and disable the different positioning systems.

By default all the relevant positioning systems are enabled and used to determine the position returned by gnssFix and gpsFix.

 
Before calling this function the GNSS receiver must be turned ON by a call to gpsPower() or gpsPowerLP.

Input:

type: SINT (0..2, Default 0)

enable : BOOL (Default: ON)

Enables/disables the positioning system.

Returns: INT

Declaration:

FUNCTION gnssEnableType : INT;
VAR_INPUT
  type   : SINT;
  enable : BOOL;
END_VAR;

Example:

INCLUDE rtcu.inc
 
PROGRAM test;
 
BEGIN
  ...
  // Disable GLONASS

  gnssEnableType(type := 1, enable := OFF);
  ...
END;
 
END_PROGRAM;