2022-03-10 11:04:14 +03:00

41 lines
1.3 KiB
C

/*
* This file is part of the Chiller project.
* Copyright 2018 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifndef HARDWARE_H
#define HARDWARE_H
#include "stm32f0.h"
// minimal and maximal pulse length for SG90
#define SG90_MINPULSE (700)
#define SG90_MAXPULSE (2100)
#define SG90_MIDPULSE ((SG90_MINPULSE+SG90_MAXPULSE)/2)
#define SG90_AMPL (SG90_MAXPULSE-SG90_MINPULSE)
#define SG90DEFSTEP (100)
#define SG90_STEP (sg90step)
extern volatile uint32_t Tms;
extern uint32_t sg90step;
void hw_setup(void);
int32_t setPWM(int nch, uint32_t val, uint32_t speed);
int32_t getPWM(int nch);
uint8_t onposition(int nch);
void setTIM3T(uint32_t T);
#endif // HARDWARE_H