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Math Object List:

Parallax Approved OBJECT OVERVIEW VERSION ATTRIBUTES AUTHOR PUBLISHED UPDATED DOWNLOADS RATING
 
Kalman Filtered IMU via 5DOF Accelerometer/Gyro

This object uses an ADC to take readings from a 5DOF Accelerometer/Gyro unit and send them through a Kalman filter. This filter maintains an accurate angle, gyro rate and gyro ...

1.1 Jwood 2007-12-26 2008-03-14 3,655  
 
PID Routines

v1.2 of PID routines. Implements the Proportional, Integral, and Derivative functions. To eliminate one of the functions, just comment it out of the PID object.

1.2 crgwbr 2007-09-25 2008-11-23 2,208  
Simple Numbers

Provides simple numeric conversion methods; all methods return a pointer to a string.

1.0 Chip Gracey (Parallax) 2007-08-11 2008-02-27 1,906  
Floating Point Demo

Floating point math demo uses tv_terminal, FloatMath and FloatString objects.

1.0.1 Chip Gracey (Parallax) 2006-11-24 2008-02-27 1,747  
 
Floating Point

IEEE-754 compliant Propeller floating point math package for functions callable by both Spin and assembler code. Contains Float32, Float32Full, Float32A and documentation. (V1.4 - updated Exp, Exp10, Log, Log10)

1.4 Cam Thompson 2007-09-26 2008-03-14 1,701  
Numbers

Converts values in variables (longs) to strings and vice-versa in any base from 2 to 16. Some features include:
* Supports full 32-bit signed values,
* Converts ...

1.1 Jeff Martin (Parallax) 2006-11-27 2009-05-15 1,573  
 
FloatString

This is an update to the FloatString object. It adds the FloatToFormat routine to return a string of up to 9 characters with the specified number of decimal points. (e.g ...

1.1 Cam Thompson 2006-07-14 2008-03-14 1,376  
 
Date/Time

Date/Time contains two objects to handle calendar dates and times. Demos are provided to show the function of each method. One handles a byte string with year, month, day, hour, ...

1.0 Bob Belleville 2007-04-19 2007-04-19 1,342  
 
Dynamic Math Lib

A modified version of Float32Full that allocates cogs dynamically. Somewhat slower than the original, but only uses up one cog, and can be shared between multiple objects. Just call it ...

1.0 matteo borri 2006-11-15 2006-11-15 1,236  
 
Convert Sensirion

Object for converting the output of the Sensirion SHT11 to a more usable form.

1.0 Peter Quello 2007-03-27 2007-03-27 866  
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