mirror of
https://github.com/eddyem/STM8_samples.git
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143 lines
5.0 KiB
C
143 lines
5.0 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 "stm8s.h"
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#include "main.h"
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#include "statemachine.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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// anti-clash pause (30ms)
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#define ANTICLASH_PAUSE (30)
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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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// ADC threshold (in ADU) - 1% error
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#define ADC_THRESHOLD (10)
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// signal LED (LED2) - PE5
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#define LED_PORT PE
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#define LED_PIN GPIO_PIN5
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// LED0/LED1 (light & so on): PA1/PA2
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#define LED01_PORT PA
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#define LED0_PIN GPIO_PIN1
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#define LED1_PIN GPIO_PIN2
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// Tray pins: PD2/PD3
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#define TRAY_PORT PD
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#define TRAY_PINS (GPIO_PIN2|GPIO_PIN3)
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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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#define newline() do{while(!(UART2_SR & UART_SR_TXE)); UART2_DR = '\n';}while(0)
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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 (180)
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// amount of steps to move up (for PCB moving)
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#define MOVEUP_STEPS (30)
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// min/max periods in ticks @ 1kHz (1Hz & 250Hz)
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#define MAX_STEPPER_PERIOD (500)
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#define MIN_STEPPER_PERIOD (2)
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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_CURRENT (50)
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#define NORMAL_DRILL_CURRENT (30)
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// lowest (starting) speed in percents
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#define DRILL_LOWSPEED (10)
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#define DRILL_ON() do{TIM1_CCR1L = DRILL_LOWSPEED; TIM1_CR1 |= TIM_CR1_CEN; TIM1_BKR |= 0x80; curstate = DRL_ACCEL;}while(0) // turn on drill motor
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#define DRILL_OFF() do{TIM1_BKR &= ~0x80; TIM1_CR1 &= ~TIM_CR1_CEN; curstate = DRL_RELAX;}while(0) // turn it off
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#define DRILL_FASTER() do{if(drill_maxspeed < 100) ++drill_maxspeed;}while(0)
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#define DRILL_SLOWER() do{if(drill_maxspeed > DRILL_LOWSPEED) --drill_maxspeed;}while(0)
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// external buttons & switches: PEDAL (PD0), IN0/IN1 (PD4, PD7)
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#define FOOTSWITCH ((PD_IDR & GPIO_PIN0))
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#define INPUT0 ((PD_IDR & GPIO_PIN4))
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#define INPUT1 ((PD_IDR & GPIO_PIN7))
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/* tray motor: PD2, PD3 - rotation direction; PC2/3 - end-switches (bottom/top) */
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#define TRAY_TOP_SW ((PC_IDR & GPIO_PIN3))
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#define TRAY_BTM_SW ((PC_IDR & GPIO_PIN2))
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#define TRAYSW_TEST(x) ((x & (GPIO_PIN2 | GPIO_PIN3)))
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#define TRAYSW_PRSD(x) (((x & (GPIO_PIN2 | GPIO_PIN3)) != (GPIO_PIN2 | GPIO_PIN3)))
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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; PD_ODR |= 0x08;}}while(0)
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#define TRAY_DOWN() do{if(TRAY_BTM_SW){PD_ODR &= ~0x0C; PD_ODR |= 0x04;}}while(0)
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/* Buttons: PC4 - BTN1 & PC5 - BTN2 */
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#define TRAY_BTN1 ((PC_IDR & GPIO_PIN4))
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#define TRAY_BTN2 ((PC_IDR & GPIO_PIN5))
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#define TRAY_BTN12_TEST(x) (((x & (GPIO_PIN4 | GPIO_PIN5)) == (GPIO_PIN4 | GPIO_PIN5)))
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// EXTI for all tray buttons: PC2..5
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#define BTNS0_IDR PC_IDR
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#define BTNS1_IDR PD_IDR
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// PC2-PC5
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#define PC_EXTI_MASK (0x3c)
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// PD0,PD4,PD7
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#define PD_EXTI_MASK (0x91)
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#define BTNS_EXTI_DISABLE() do{PC_CR2 = 0; PD_CR2 = 0;}while(0)
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#define BTNS_EXTI_ENABLE() do{PC_CR2 = PC_EXTI_MASK; PD_CR2 = PD_EXTI_MASK;}while(0)
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// setup PC/PD EXTI mask & pullup resistors for PC2..5 & PD0,PD4,PD7
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#define BTNS_SETUP() do{EXTI_CR1 = 0xf0; PC_CR1 |= PC_EXTI_MASK; PD_CR1 |= PD_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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* PD0 - 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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* PC2 - down end-switch
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* PC3 - up end-switch
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* On-tray buttons & resistor
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* PB4 - variable resistor (AIN4)
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* PC4 - BTN1
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* PC5 - BTN2
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* UART
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* PD5 - TX
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* PD6 - RX
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* LEDS
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* PE5 - LED2 (system blink)
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* PA1 - LED0 \ external 3..9v LEDs through MOSFET
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* PA2 - LED1 /
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* Extra inputs
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* PD4 - IN0
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* PD7 - IN1
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*/
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