kopia lustrzana https://github.com/sq8vps/vp-digi
46 wiersze
1.1 KiB
C
46 wiersze
1.1 KiB
C
/*
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Copyright 2020-2023 Piotr Wilkon
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This file is part of VP-Digi.
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VP-Digi 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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VP-Digi 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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You should have received a copy of the GNU General Public License
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along with VP-Digi. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "stm32f1xx.h"
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#include "systick.h"
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volatile uint32_t ticks = 0; //SysTick counter
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//with HAL enabled, the handler is in stm32f1xx_it.c
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//void SysTick_Handler(void)
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//{
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//ticks++;
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//}
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void SysTickInit(void)
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{
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SysTick_Config(SystemCoreClock / SYSTICK_FREQUENCY); //SysTick every 10 ms
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}
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uint32_t SysTickGet(void)
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{
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return ticks;
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}
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void Delay(uint32_t ms)
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{
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uint32_t target = SysTickGet() + ms / SYSTICK_INTERVAL;
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while(target > SysTickGet())
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;
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}
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