Advanced NMEA Data Logger

for Windows 9x/Me/NT/2000/XP x86,x64/2003 x86,x64/Vista x86,x64. Latest version: 2.0.0 build 28. March 21, 2008.

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Expressions filter

Latest version: 3.2.0 build 2. January 28, 2008.


The filter module "Expressions" for data loggers is an interpreter for quick and easy evaluation of expressions. It is a smart tool easy in use. Supports different data types (string, date, time, decimal, float and boolean), arithmetic and boolean operators, multiple levels of brackets, built-in math, string, boolean functions and user-defined variables. It supports the following operators and functions:


Mathematics operations

  • + : Addition
  • - : Substraction
  • * : Multiplication
  • / : Division
  • ^ : Exponential (only positive numbers for the base)

Mathematics functions: ABS, ATAN, COS, EXP, LN, ROUND, SIN, SQRT, SQR, TRUNC and many others;
String functions: COPY, REPLACE, POS and many others;
Logical functions: AND, OR, XOR and etc.

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