robert@464: /*
robert@464:  * FIRfilter.h
robert@464:  *
robert@464:  *  Created on: Aug 5, 2014
robert@464:  *      Author: Victor Zappi and Andrew McPherson
robert@464:  */
robert@464: 
robert@464: #ifndef FIRFILTER_H_
robert@464: #define FIRFILTER_H_
robert@464: 
robert@464: 
robert@464: #include <ne10/NE10.h>
robert@464: 
robert@464: #define FILTER_TAP_NUM 31
robert@464: 
robert@464: // Coefficients for FIR High Pass Filter at 3 KHz
robert@464: ne10_float32_t filterTaps[FILTER_TAP_NUM] = {
robert@464: 		-0.000055,
robert@464: 		0.000318,
robert@464: 		0.001401,
robert@464: 		0.003333,
robert@464: 		0.005827,
robert@464: 		0.007995,
robert@464: 		0.008335,
robert@464: 		0.004991,
robert@464: 		-0.003764,
robert@464: 		-0.018906,
robert@464: 		-0.040112,
robert@464: 		-0.065486,
robert@464: 		-0.091722,
robert@464: 		-0.114710,
robert@464: 		-0.130454,
robert@464: 		0.863946,
robert@464: 		-0.130454,
robert@464: 		-0.114710,
robert@464: 		-0.091722,
robert@464: 		-0.065486,
robert@464: 		-0.040112,
robert@464: 		-0.018906,
robert@464: 		-0.003764,
robert@464: 		0.004991,
robert@464: 		0.008335,
robert@464: 		0.007995,
robert@464: 		0.005827,
robert@464: 		0.003333,
robert@464: 		0.001401,
robert@464: 		0.000318,
robert@464: 		-0.000055
robert@464: };
robert@464: 
robert@464: #endif /* FIRFILTER_H_ */