STM8_samples/microdrill/ports_definition.h

78 lines
2.6 KiB
C

/*
* ports_definition.h - definition of ports pins & so on
*
* Copyright 2014 Edward V. Emelianov <eddy@sao.ru, 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __PORTS_DEFINITION_H__
#define __PORTS_DEFINITION_H__
#include "stm8l.h"
/*
* Stepper Motor type:
* MOTOR_TYPE_UNIPOLAR for 5-wires unipolar motors with darlington array as driver
* MOTOR_TYPE_BIPOLAR for 4-wires bipolar motor with L9110-like H-bridges
*/
#define MOTOR_TYPE_BIPOLAR
// macro for using in port constructions like PORT(LED_PORT, ODR) = xx
#define CONCAT(a, b) a ## _ ## b
#define PORT(a, b) CONCAT(a , b)
// on-board LED
#define LED_PORT PC
#define LED_PIN GPIO_PIN2
// UART2_TX
#define UART_PORT PD
#define UART_TX_PIN GPIO_PIN5
/***** Stepper motor *****/
// Clocking
#define STP_PORT PB // PB0..3 -- pins A..D of stepper
/* drill motor PC1 - timer 1 PWM output 1 */
#define DRILL_ON() do{TIM1_BKR |= 0x80; drill_works = 1;}while(0) // turn on drill motor
#define DRILL_OFF() do{TIM1_BKR &= ~0x80; PC_ODR &= ~GPIO_PIN1; drill_works = 0;}while(0) // turn it off
#define DRILL_FASTER() do{U8 r = TIM1_CCR1L; if(r < 100) TIM1_CCR1L = r+1;}while(0)// increase current
#define DRILL_SLOWER() do{U8 r = TIM1_CCR1L; if(r > 0) TIM1_CCR1L = r-1;}while(0) // decrease it
/* tray motor: PB4, PB5 - rotation direction; PC2, PC3 - end-switches (bottom/top) */
#define TRAY_UP() do{if(!(PC_IDR & GPIO_PIN3)){PB_ODR &= ~0x30; PB_ODR |= 0x10;}}while(0)
#define TRAY_DOWN() do{if(!(PC_IDR & GPIO_PIN2)){PB_ODR &= ~0x30; PB_ODR |= 0x20;}}while(0)
#define TRAY_STOP() do{PB_ODR &= ~0x30;}while(0)
#endif // __PORTS_DEFINITION_H__
/*
* PORTS:
* DRILL
* PC1 - PWM (TIM1_CH1)
* PF4 - Sence (AIN12)
* PC4 - Pedal switch
* Stepper motor
* PB0, PB1, PB2, PB3 - phases of motor
* Slider (tray) motor
* PB4, PB5 - rotation direction
* PC2 - down end-switch
* PC3 - up end-switch
*/