mirror of
https://github.com/eddyem/STM8_samples.git
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116 lines
4.1 KiB
C
116 lines
4.1 KiB
C
/*
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* ports_definition.h - definition of ports pins & so on
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*
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* Copyright 2014 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#pragma once
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#ifndef __PORTS_DEFINITION_H__
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#define __PORTS_DEFINITION_H__
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#include "stm8l.h"
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/*
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* Stepper Motor type:
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* MOTOR_TYPE_UNIPOLAR for 5-wires unipolar motors with darlington array as driver
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* MOTOR_TYPE_BIPOLAR for 4-wires bipolar motor with L9110-like H-bridges
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*/
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#define MOTOR_TYPE_BIPOLAR
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// macro for using in port constructions like PORT(LED_PORT, ODR) = xx
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#define CONCAT(a, b) a ## _ ## b
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#define PORT(a, b) CONCAT(a , b)
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// Potentiometer threshold (in ADU) - 0.5% error
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#define POTENT_TRESHOLD (5)
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// on-board LED
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#define LED_PORT PC
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#define LED_PIN GPIO_PIN2
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// UART2_TX
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#define UART_PORT PD
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#define UART_TX_PIN GPIO_PIN5
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/***** Stepper motor *****/
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// Clocking
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#define STP_PORT PB // PB0..3 -- pins A..D of stepper
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// amount of steps on all trace
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#define FULL_SCALE_STEPS (3000)
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#define MAX_STEPPER_SPEED (500)
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#define MIN_STEPPER_SPEED (20)
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/* drill motor PC1 - timer 1 PWM output 1; PC5 - footswitch */
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// speed (in ADU values of voltage on schunt)
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#define MAX_DRILL_SPEED (50)
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#define NORMAL_DRILL_SPEED (30)
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extern U8 Upper_TIM1_CCR1L; // max speed set by user
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#define DRILL_ON() do{TIM1_BKR |= 0x80; drill_works = 1;}while(0) // turn on drill motor
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#define DRILL_OFF() do{TIM1_BKR &= ~0x80; PC_ODR &= ~GPIO_PIN1; drill_works = 0;}while(0) // turn it off
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#define DRILL_SETMAX(X) do{Upper_TIM1_CCR1L = X; TIM1_CCR1L = X;}while(0)
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#define DRILL_FASTER() do{U8 r = TIM1_CCR1L; if(r < Upper_TIM1_CCR1L) TIM1_CCR1L = r+1;}while(0)// increase current
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#define DRILL_SLOWER() do{U8 r = TIM1_CCR1L; if(r > 0) TIM1_CCR1L = r-1;}while(0) // decrease it
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#define FOOTSWITCH ((PC_IDR & GPIO_PIN5))
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#define FOOTSW_TEST(x) ((x & GPIO_PIN5))
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/* tray motor: PD2, PD3 - rotation direction; PC3, PC4 - end-switches (bottom/top) */
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#define TRAY_TOP_SW ((PC_IDR & GPIO_PIN4))
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#define TRAY_BTM_SW ((PC_IDR & GPIO_PIN3))
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#define TRAYSW_TEST(x) ((x & (GPIO_PIN3 | GPIO_PIN4)))
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#define TRAYSW_PRSD(x) (((x & (GPIO_PIN3 | GPIO_PIN4)) != (GPIO_PIN3 | GPIO_PIN4)))
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#define TRAY_STOP() do{PD_ODR &= ~0x0C;}while(0)
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#define TRAY_UP() do{if(!TRAY_TOP_SW){PD_ODR &= ~0x0C; PC_ODR |= 0x04;}}while(0)
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#define TRAY_DOWN() do{if(!(TRAY_BTM_SW)){PD_ODR &= ~0x0C; PC_ODR |= 0x08;}}while(0)
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/* Buttons: PC6 - BTN1 & PC7 - BTN2 */
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#define BTN1 ((PC_IDR & GPIO_PIN6))
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#define BTN2 ((PC_IDR & GPIO_PIN7))
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#define BTN1_TEST(x) ((x & GPIO_PIN6))
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#define BTN2_TEST(x) ((x & GPIO_PIN7))
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#define BTN12_TEST(x) (((x & (GPIO_PIN7 | GPIO_PIN6)) == (GPIO_PIN7 | GPIO_PIN6)))
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// EXTI for all buttons: PC3..7
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#define BTNS_IDR PC_IDR
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#define BTNS_EXTI_MASK (0xf8)
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#define BTNS_EXTI_DISABLE() do{PC_CR2 = 0;}while(0)
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#define BTNS_EXTI_ENABLE() do{PC_CR2 = BTNS_EXTI_MASK;}while(0)
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#define BTNS_SETUP() do{EXTI_CR1 = 0x30; PC_CR1 |= BTNS_EXTI_MASK;}while(0)
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#endif // __PORTS_DEFINITION_H__
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/*
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* PORTS:
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* DRILL
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* PC1 - PWM (TIM1_CH1)
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* PF4 - Sence (AIN12)
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* PC5 - Pedal switch
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* Stepper motor
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* PB0, PB1, PB2, PB3 - phases of motor
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* Slider (tray) motor
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* PD2, PD3 - rotation direction
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* PC3 - down end-switch
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* PC4 - up end-switch
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* On-tray buttons & resistor
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* PB4 - variable resistor (AIN4)
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* PC6 - BTN1
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* PC7 - BTN2
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* UART
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* PD5 - TX
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* PD6 - RX
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*/
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