资源简介
控制器采用STM32F407,使用MCU内部DAC输出信号,可输出信号1Hz~10kHz,复制0~10V可调,可生成正弦波、三角波、方波、高斯噪声。文档包括PCB、代码等。
代码片段和文件信息
/* ----------------------------------------------------------------------
* Copyright (C) 2010-2012 ARM Limited. All rights reserved.
*
* $Date: 17. January 2013
* $Revision: V1.4.0
*
* Project: CMSIS DSP Library
* title: arm_class_marks_example_f32.c
*
* Description: Example code to calculate Minimum Maximum
* Mean std and variance of marks obtained in a class
*
* Target Processor: Cortex-M4/Cortex-M3
*
* Redistribution and use in source and binary forms with or without
* modification are permitted provided that the following conditions
* are met:
* - Redistributions of source code must retain the above copyright
* notice this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* - Neither the name of ARM LIMITED nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* “AS IS“ AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT
* LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT INDIRECT
* INCIDENTAL SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING
* BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE DATA OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT
* LIABILITY OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
* -------------------------------------------------------------------- */
/**
* @ingroup groupExamples
*/
/**
* @defgroup ClassMarks Class Marks Example
*
* \par Description:
* \par
* Demonstrates the use the Maximum Minimum Mean Standard Deviation Variance
* and Matrix functions to calculate statistical values of marks obtained in a class.
*
* \note This example also demonstrates the usage of static initialization.
*
* \par Variables Description:
* \par
* \li \c testMarks_f32 points to the marks scored by 20 students in 4 subjects
* \li \c max_marks Maximum of all marks
* \li \c min_marks Minimum of all marks
* \li \c mean Mean of all marks
* \li \c var Variance of the marks
* \li \c std Standard deviation of the marks
* \li \c numStudents Total number of students in the class
*
* \par CMSIS DSP Software Library Functions Used:
* \par
* - arm_mat_init_f32()
* - arm_mat_mult_f32()
* - arm_max_f32()
*
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2018-07-14 23:39 信号发生器\
目录 0 2019-08-22 15:28 信号发生器\代码\
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\
文件 24914 2015-07-08 17:21 信号发生器\代码\CMSIS\CMSIS END USER LICENCE AGREEMENT.pdf
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\ARM\
文件 9908 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\ARM\startup_ARMCM0.s
文件 10545 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\ARM\startup_ARMCM3.s
文件 10545 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\ARM\startup_ARMCM4.s
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\GCC\
文件 4105 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\GCC\ARMCMx.ld
文件 10496 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\GCC\startup_ARMCM0.S
文件 10547 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\GCC\startup_ARMCM3.S
文件 10547 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\GCC\startup_ARMCM4.S
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\Include\
文件 3085 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\Include\math_helper.h
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\Source\
文件 10962 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\Source\math_helper.c
文件 3197 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\system_ARMCM0.c
文件 3281 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\system_ARMCM3.c
文件 3474 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\Common\system_ARMCM4.c
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\
目录 0 2018-07-14 23:39 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\
文件 441 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_class_marks_example.ini
文件 8063 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_cortexM0l_class_marks_example.uvopt
文件 15310 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_cortexM0l_class_marks_example.uvproj
文件 8133 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_cortexM3l_class_marks_example.uvopt
文件 15646 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_cortexM3l_class_marks_example.uvproj
文件 8135 2015-07-08 17:23 信号发生器\代码\CMSIS\DSP_Lib\Examples\arm_class_marks_example\ARM\arm_cortexM4lf_class_marks_example.uvopt
............此处省略2682个文件信息
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