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https://github.com/eddyem/stm32samples.git
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65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
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* This file is part of the ws2815 project.
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* Copyright 2020 Edward V. Emelianov <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 3 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef __HARDWARE_H__
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#define __HARDWARE_H__
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#include "stm32f1.h"
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// LEDs amount in strip
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#define LEDS_NUM (60)
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// LED0 - PC13 (bluepill), blinking each second
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#define LED0_port GPIOC
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#define LED0_pin (1<<13)
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// USB pullup (not present in bluepill, should be soldered) - PA15
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#define USBPU_port GPIOA
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#define USBPU_pin (1<<15)
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#define USBPU_ON() pin_set(USBPU_port, USBPU_pin)
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#define USBPU_OFF() pin_clear(USBPU_port, USBPU_pin)
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#define LED_blink(x) pin_toggle(x ## _port, x ## _pin)
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#define LED_on(x) pin_clear(x ## _port, x ## _pin)
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#define LED_off(x) pin_set(x ## _port, x ## _pin)
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extern DMA_Channel_TypeDef * const WS2815DMAch;
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extern DMA_TypeDef * const WS2815DMA;
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#define WS2815TIM TIM1
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#define WS2815DMA_ISR_HTIF DMA_ISR_HTIF5
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#define WS2815DMA_ISR_TCIF DMA_ISR_TCIF5
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#define WS2815DMA_IFCR_CLR DMA_IFCR_CGIF5
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// defines for timer CCR1 values:
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#define SHORTPULSE (3)
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#define LONGPULSE (6)
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// timer cc interrupt
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#define WSTMCCISR tim1_cc_isr
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// DMA interrupt
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#define WSDMAISR dma1_channel5_isr
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void hw_setup();
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void iwdg_setup();
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void startdata();
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void stopdata();
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void startreset();
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void sendones();
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#endif // __HARDWARE_H__
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