restructuring

F1:F103/ws2815/hardware.h

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