gpsPower (Function)

This function controls the power supply to the GPS receiver. By using this function, the GPS receiver can be switched off when not in use to save power. When the GPS receiver is switched on, it will take a number of seconds for it to acquire a new position. The duration of this period depends on how long it has been since the GPS receiver was last powered on.

Input:

power : BOOL

Returns:

None.

Declaration:

FUNCTION gpsPower;
VAR_INPUT
  power : BOOL;
END_VAR;

Example:

INCLUDE rtcu.inc
 
PROGRAM test;
 
// Turn on power to the GPS module
gpsPower(power := TRUE);
 
BEGIN
  ...
END;
 
END_PROGRAM;