mirror of
https://github.com/eddyem/stm32samples.git
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81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
/*
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* hardware_ini.h
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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 __HARDWARE_INI_H__
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#define __HARDWARE_INI_H__
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/*
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* Timers:
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* SysTick - system time
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*/
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void GPIO_init();
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void SysTick_init();
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/*
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* Buttons "+"/"-"
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*/
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#define BTNS_PORT GPIOA
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// PA10 -- increase speed
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#define BTN_PLUS_PIN GPIO10
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// PA9 -- decrease speed
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#define BTN_MINUS_PIN GPIO9
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/*
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* Tacting out - PA4
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*/
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#define OUTP_PORT GPIOA
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#define OUTP_PIN GPIO4
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/*
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* LEDS: PA0 for bottom, PA1 for upper limits
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*/
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#define LEDS_PORT GPIOA
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#define LED_LOW_PIN GPIO0
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#define LED_UPPER_PIN GPIO1
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/*
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* USB interface
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* connect boot1 jumper to gnd, boot0 to gnd; and reconnect boot0 to +3.3 to boot flash
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*/
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/*
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// USB_DICS (disconnect) - PC11
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#define USB_DISC_PIN GPIO11
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#define USB_DISC_PORT GPIOC
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// USB_POWER (high level when USB connected to PC)
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#define USB_POWER_PIN GPIO10
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#define USB_POWER_PORT GPIOC
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// change signal level on USB diconnect pin
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#define usb_disc_high() gpio_set(USB_DISC_PORT, USB_DISC_PIN)
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#define usb_disc_low() gpio_clear(USB_DISC_PORT, USB_DISC_PIN)
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// in case of n-channel FET on 1.5k pull-up change on/off disconnect means low level
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// in case of pnp bipolar transistor or p-channel FET on 1.5k pull-up disconnect means high level
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#define usb_disconnect() usb_disc_high()
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#define usb_connect() usb_disc_low()
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*/
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// my simple devboard have no variants for programmed connection/disconnection of USB
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#define usb_disconnect()
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#define usb_connect()
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#endif // __HARDWARE_INI_H__
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