Tanja H / Mbed 2 deprecated emg_filter_step_by_step

EMG filter step by step

Dependencies:   HIDScope MODSERIAL mbed-dsp mbed

MAF.h@0:e24c2f32e23e, 2014-10-20 (annotated)

Committer:
Tanja2211
Date:
Mon Oct 20 13:06:38 2014 +0000
Revision:
0:e24c2f32e23e
d

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Tanja2211 0:e24c2f32e23e 1 /* Copyright (c) <2012> MIT License
Tanja2211 0:e24c2f32e23e 2 *
Tanja2211 0:e24c2f32e23e 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
Tanja2211 0:e24c2f32e23e 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
Tanja2211 0:e24c2f32e23e 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
Tanja2211 0:e24c2f32e23e 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
Tanja2211 0:e24c2f32e23e 7 * furnished to do so, subject to the following conditions:
Tanja2211 0:e24c2f32e23e 8 *
Tanja2211 0:e24c2f32e23e 9 * The above copyright notice and this permission notice shall be included in all copies or
Tanja2211 0:e24c2f32e23e 10 * substantial portions of the Software.
Tanja2211 0:e24c2f32e23e 11 *
Tanja2211 0:e24c2f32e23e 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
Tanja2211 0:e24c2f32e23e 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Tanja2211 0:e24c2f32e23e 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
Tanja2211 0:e24c2f32e23e 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Tanja2211 0:e24c2f32e23e 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Tanja2211 0:e24c2f32e23e 17 *
Tanja2211 0:e24c2f32e23e 18 * @section DESCRIPTION
Tanja2211 0:e24c2f32e23e 19 *
Tanja2211 0:e24c2f32e23e 20 * Moving Average Filter
Tanja2211 0:e24c2f32e23e 21 *
Tanja2211 0:e24c2f32e23e 22 *
Tanja2211 0:e24c2f32e23e 23 */
Tanja2211 0:e24c2f32e23e 24
Tanja2211 0:e24c2f32e23e 25 #ifndef MAF_H
Tanja2211 0:e24c2f32e23e 26 #define MAF_H
Tanja2211 0:e24c2f32e23e 27
Tanja2211 0:e24c2f32e23e 28 #include "mbed.h"
Tanja2211 0:e24c2f32e23e 29
Tanja2211 0:e24c2f32e23e 30 /** 10-Point Moving Average filter
Tanja2211 0:e24c2f32e23e 31 *
Tanja2211 0:e24c2f32e23e 32 * Example:
Tanja2211 0:e24c2f32e23e 33 * @code
Tanja2211 0:e24c2f32e23e 34 * // Update the filter with gyroscope readings
Tanja2211 0:e24c2f32e23e 35 * #include "mbed.h"
Tanja2211 0:e24c2f32e23e 36 * #include "ITG3200.h"
Tanja2211 0:e24c2f32e23e 37 * #include "MAF.h"
Tanja2211 0:e24c2f32e23e 38 *
Tanja2211 0:e24c2f32e23e 39 * Serial pc(USBTX, USBRX);
Tanja2211 0:e24c2f32e23e 40 * ITG3200 gyro(p9, p10);
Tanja2211 0:e24c2f32e23e 41 * MAF Filter();
Tanja2211 0:e24c2f32e23e 42 * int Average;
Tanja2211 0:e24c2f32e23e 43 *
Tanja2211 0:e24c2f32e23e 44 * int main() {
Tanja2211 0:e24c2f32e23e 45 *
Tanja2211 0:e24c2f32e23e 46 * gyro.setLpBandwidth(LPFBW_42HZ);
Tanja2211 0:e24c2f32e23e 47 *
Tanja2211 0:e24c2f32e23e 48 * while(1){
Tanja2211 0:e24c2f32e23e 49 *
Tanja2211 0:e24c2f32e23e 50 * Average = Filter.updateInt(gyro.getGyroX());
Tanja2211 0:e24c2f32e23e 51 * pc.printf("%i\n",Average);
Tanja2211 0:e24c2f32e23e 52 * wait_ms(50);
Tanja2211 0:e24c2f32e23e 53 * }
Tanja2211 0:e24c2f32e23e 54 * }
Tanja2211 0:e24c2f32e23e 55 * @endcode
Tanja2211 0:e24c2f32e23e 56 */
Tanja2211 0:e24c2f32e23e 57 class MAF {
Tanja2211 0:e24c2f32e23e 58
Tanja2211 0:e24c2f32e23e 59 public:
Tanja2211 0:e24c2f32e23e 60
Tanja2211 0:e24c2f32e23e 61 /* Creates a 10-Point Moving Average Filter object
Tanja2211 0:e24c2f32e23e 62 *
Tanja2211 0:e24c2f32e23e 63 */
Tanja2211 0:e24c2f32e23e 64 MAF(void);
Tanja2211 0:e24c2f32e23e 65
Tanja2211 0:e24c2f32e23e 66 /* Updates the filter
Tanja2211 0:e24c2f32e23e 67 * @param data new data input for the filter,returns the float average
Tanja2211 0:e24c2f32e23e 68 */
Tanja2211 0:e24c2f32e23e 69 float update(float data);
Tanja2211 0:e24c2f32e23e 70
Tanja2211 0:e24c2f32e23e 71 /* Updates the filter
Tanja2211 0:e24c2f32e23e 72 * @param data new data input for the filter, returns the integer average
Tanja2211 0:e24c2f32e23e 73 */
Tanja2211 0:e24c2f32e23e 74 int updateInt(int data);
Tanja2211 0:e24c2f32e23e 75
Tanja2211 0:e24c2f32e23e 76 private :
Tanja2211 0:e24c2f32e23e 77
Tanja2211 0:e24c2f32e23e 78 float _k[10];
Tanja2211 0:e24c2f32e23e 79 int _a[10];
Tanja2211 0:e24c2f32e23e 80
Tanja2211 0:e24c2f32e23e 81 float _result;
Tanja2211 0:e24c2f32e23e 82 int _resultInt;
Tanja2211 0:e24c2f32e23e 83 };
Tanja2211 0:e24c2f32e23e 84
Tanja2211 0:e24c2f32e23e 85 #endif