olegkapitonov

#include <stdlib.h>
#include <stdio.h>
#include <math.h>

int fSampleRate;

// Filter parameters, set by init function
float a;
float b;
float c;

olegkapitonov

#include <stdlib.h>
#include <stdio.h>
#include <math.h>

int fSampleRate;

// Filter parameters, set by init function
float a;
float b;
float c;

olegkapitonov

Код, изменения на строках 6, 8

fix16_t divergence = knob_normalized - speed;

// БЫЛО ТАК
fix16_t proportional = fix16_mul(cfg_pid_p, divergence);
// СДЕЛАЛ ВОТ ТАК
fix16_t proportional = fix16_mul(cfg_pid_p, divergence) + knob_normalized;

if (pid_i_enabled)

olegkapitonov

AC 80 Volts RMS, C8=2.2 uF

R2	1kOhm	500 Ohm
Umax, Volts	108	112
Umin, Volts	88	94

olegkapitonov

U,V	Phi, %
37.52	18%
80.25	6%
123.3	4%
183.6	2%
219.9	2%

olegkapitonov

R, Ohm	C, uF	E, J
20	4.7	0.2270
20	2.2	0.1063
100	4.7	0.2160
100	2.2	0.1055

olegkapitonov

1.5mH, 4.7uF. RMS/Ripple

	Rectifier	Stepdown out	LDO out	AVDD
min speed	3.522v/12v	25.19mV/100mV	3.57mV/40mV	1.89mV/15mV
max speed	2.382v/9v	24mV/100mV	4.319mV/50mV	1.89mV/15mV

olegkapitonov

Новый вариант truncated_mean

Полный код                          4385
Полный код -D FIXMATH_NO_OVERFLOW   4195
Полный код -D FIXMATH_NO_64BIT      3235
Полный код оба флага                3137



Старый вариант truncated_mean

olegkapitonov

openocd  -f interface/stlink-v2-1.cfg -f target/stm32f3x.cfg -c init -c "program PWM.elf verify  reset exit"

Стирать

openocd -f interface/stlink-v2-1.cfg -f target/stm32f3x.cfg -c "init" -c "halt" -c "wait_halt" -c "stm32f1x mass_erase 0" -c "sleep 200" -c "reset run" -c "shutdown"

olegkapitonov

#include <cstdio>
// Internal integration step in seconds
#define STEP 0.01

// Calculate temperature after delta_t seconds of heating
// with power P in watts
double calculate_temp(double temp_start, double P, double delta_t)
{
  // Heat capacity, for aluminium = 920 J/K/Kg * (body mass, Kg)
  double C = 920 * 0.02;