From 2628932a40d769d8d0180ba6fed1e7b9b2718982 Mon Sep 17 00:00:00 2001 From: jaseg Date: Sun, 3 May 2020 19:53:02 +0200 Subject: minkbd: repo restructure --- .../RefLibs/src/ControllerFunctions/pid.c | 97 ---------------------- .../RefLibs/src/ControllerFunctions/sin_cos.c | 21 ----- 2 files changed, 118 deletions(-) delete mode 100644 Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/pid.c delete mode 100644 Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c (limited to 'Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions') diff --git a/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/pid.c b/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/pid.c deleted file mode 100644 index 51aa633..0000000 --- a/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/pid.c +++ /dev/null @@ -1,97 +0,0 @@ -#include "ref.h" - -float32_t ref_pid_f32( - arm_pid_instance_f32 * S, - float32_t in) -{ - float32_t out; - - /* y[n] = y[n-1] + A0 * x[n] + A1 * x[n-1] + A2 * x[n-2] */ - out = S->state[2] + S->A0 * in + S->A1 * S->state[0] + S->A2 * S->state[1]; - - /* Update state */ - S->state[1] = S->state[0]; - S->state[0] = in; - S->state[2] = out; - - /* return to application */ - return (out); -} - -q31_t ref_pid_q31( - arm_pid_instance_q31 * S, - q31_t in) -{ - q63_t acc; - q31_t out; - - /* acc = A0 * x[n] */ - acc = (q63_t) S->A0 * in; - - /* acc += A1 * x[n-1] */ - acc += (q63_t) S->A1 * S->state[0]; - - /* acc += A2 * x[n-2] */ - acc += (q63_t) S->A2 * S->state[1]; - - /* convert output to 1.31 format to add y[n-1] */ - out = (q31_t) (acc >> 31U); - - /* out += y[n-1] */ - out += S->state[2]; - - /* Update state */ - S->state[1] = S->state[0]; - S->state[0] = in; - S->state[2] = out; - - /* return to application */ - return (out); -} - -q15_t ref_pid_q15( - arm_pid_instance_q15 * S, - q15_t in) -{ - q63_t acc; - q15_t out; - q15_t A1, A2; - -#if defined (ARM_MATH_DSP) - -#ifndef ARM_MATH_BIG_ENDIAN - A2 = S->A1 >> 16; - A1 = (q15_t)S->A1; -#else - A1 = S->A1 >> 16; - A2 = (q15_t)S->A1; -#endif - -#else - - A1 = S->A1; - A2 = S->A2; - -#endif - - /* acc = A0 * x[n] */ - acc = ((q31_t) S->A0) * in; - - /* acc += A1 * x[n-1] + A2 * x[n-2] */ - acc += (q31_t) A1 * S->state[0]; - acc += (q31_t) A2 * S->state[1]; - - /* acc += y[n-1] */ - acc += (q31_t) S->state[2] << 15; - - /* saturate the output */ - out = ref_sat_q15(acc >> 15); - - /* Update state */ - S->state[1] = S->state[0]; - S->state[0] = in; - S->state[2] = out; - - /* return to application */ - return (out); -} diff --git a/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c b/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c deleted file mode 100644 index 22c91a0..0000000 --- a/Blink/Drivers/CMSIS/DSP/DSP_Lib_TestSuite/RefLibs/src/ControllerFunctions/sin_cos.c +++ /dev/null @@ -1,21 +0,0 @@ -#include "ref.h" - -void ref_sin_cos_f32( - float32_t theta, - float32_t * pSinVal, - float32_t * pCosVal) -{ - //theta is given in degrees - *pSinVal = sinf(theta * 6.28318530717959f / 360.0f); - *pCosVal = cosf(theta * 6.28318530717959f / 360.0f); -} - -void ref_sin_cos_q31( - q31_t theta, - q31_t * pSinVal, - q31_t * pCosVal) -{ - //theta is given in the range [-1,1) to represent [-pi,pi) - *pSinVal = (q31_t)(sinf((float32_t)theta * 3.14159265358979f / 2147483648.0f) * 2147483648.0f); - *pCosVal = (q31_t)(cosf((float32_t)theta * 3.14159265358979f / 2147483648.0f) * 2147483648.0f); -} -- cgit