qmath
所属分类:DSP编程
开发工具:C/C++
文件大小:733KB
下载次数:198
上传日期:2007-07-10 12:26:34
上 传 者:
airking
说明: TI 定点函数库:QSIN、QSINLT、QCOS、QCOSLT、QATAN、QSQRT、QLOG10、QLOGN、QINV1、QINV2、QDIV
(TI fixed-point functions : QSIN, QSINLT, QCOS, QCOSLT, QATAN. QSQRT, QLOG10, QLOGN, QINV1, QINV2, QDIV)
文件列表:
qmath (0, 2007-06-20)
qmath\clib (0, 2007-06-20)
qmath\clib\build (0, 2007-06-20)
qmath\clib\build\build.bat (2101, 2002-05-07)
qmath\clib\include (0, 2007-06-20)
qmath\clib\include\qmath.h (690, 2002-01-22)
qmath\clib\lib (0, 2007-06-20)
qmath\clib\lib\qmath.lib (9346, 2002-05-07)
qmath\clib\obj (0, 2007-06-20)
qmath\clib\obj\more (0, 2002-01-30)
qmath\clib\src (0, 2007-06-20)
qmath\clib\src\qatan.asm (4286, 2002-02-05)
qmath\clib\src\qcos.asm (3033, 2002-02-05)
qmath\clib\src\qcoslt.asm (2030, 2002-02-05)
qmath\clib\src\qdiv.asm (2237, 2002-02-05)
qmath\clib\src\qinv1.asm (2521, 2002-02-05)
qmath\clib\src\qinv2.asm (2521, 2002-02-05)
qmath\clib\src\qlog10.asm (3864, 2002-02-05)
qmath\clib\src\qlogn.asm (3949, 2002-02-05)
qmath\clib\src\qsin.asm (3047, 2002-05-03)
qmath\clib\src\qsinlt.asm (1975, 2002-02-05)
qmath\clib\src\qsqrt.asm (4636, 2002-02-05)
qmath\clib\src\sintb360.asm (19986, 2001-11-22)
qmath\cstb (0, 2007-06-20)
qmath\cstb\atan (0, 2007-06-20)
qmath\cstb\atan\build (0, 2007-06-20)
qmath\cstb\atan\build\build.map (5365, 2002-05-07)
qmath\cstb\atan\build\build.paf (995, 2002-05-07)
qmath\cstb\atan\build\build.pjt (964, 2002-05-07)
qmath\cstb\atan\build\c28x.cmd (1876, 2002-01-03)
qmath\cstb\atan\build\Debug (0, 2007-06-20)
qmath\cstb\atan\build\Debug\build.out (3569, 2002-05-07)
qmath\cstb\atan\build\Debug.lkf (293, 2002-05-07)
qmath\cstb\atan\build\Debug.lkv (293, 2002-05-07)
qmath\cstb\atan\src (0, 2007-06-20)
qmath\cstb\atan\src\atan.c (190, 2002-01-21)
qmath\cstb\qcos (0, 2007-06-20)
qmath\cstb\qcos\build (0, 2007-06-20)
qmath\cstb\qcos\build\build.map (5325, 2002-05-07)
qmath\cstb\qcos\build\build.paf (991, 2002-05-07)
... ...
;*************************************************************************************
;*********************** SECTION 1: FIXED POINT MATH FUNTIONS ************************
;*************************************************************************************
Thank you for trying C28x Software Collateral.
Fixed Point MATH Library is installed in C:\TIDCS\C28\DSP_TBOX\QMATH directory.
Fixed point math library (QMATH) contains math/trigonometric routines that are developed
as an easy-to-use library, which has to be linked to the user’s application.
The following table summarizes the set of functions that are defined in this library.
FIXED POINT MATH FUNTIONS
|===============|=======================================================================|
| Module Name | Description |
|===============|=======================================================================|
| QSIN | Fixed point SIN (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QSINLT | Fixed point SIN (Table look-up and linear interpolation) |
|---------------|-----------------------------------------------------------------------|
| QCOS | Fixed point COS (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QCOSLT | Fixed Point COS (Table look-up and linear interpolation) |
|---------------|-----------------------------------------------------------------------|
| QATAN | Fixed point ATAN (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QSQRT | Fixed point Square-root (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QLOG10 | Fixed point LOG10 (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QLOGN | Fixed point LOGN (Taylor series implementation) |
|---------------|-----------------------------------------------------------------------|
| QINV1 | Reciprocal (32-bit Precision) |
|---------------|-----------------------------------------------------------------------|
| QINV2 | Reciprocal (16-bit Precision) |
|---------------|-----------------------------------------------------------------------|
| QDIV | Division |
|=======================================================================================|
DOCUMENTATION:
|===============|=======================================================================|
| DOC | DIRECTORY LOCATION |
|===============|=======================================================================|
| MODULE DOC | C:\TIDCS\C24\DSP_TBOX\MATH\DOC\MATH_MDL.PDF |
|=======================================================================================|
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