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https://github.com/DarkFlippers/unleashed-firmware
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979af6c165
* add delay function * todo about delay_isr * remove arduino defines and fix all apps to use core-api/hal-api * delay for local target * remove warnings of task_equal * fix BSP_SD_Init * fix USBD_static * grio read constant pointer to gpio * add TODO about ISR context * const void* arg for pubsub api * mark unused functions * app pointers now pointed to constant apps * fix printf format * fix "unused" warnings in local target * fix const pin read in local target * fix int to pointer warnings in local target * power read mutex error fix * delete old makefile * add -werror Co-authored-by: Aleksandr Kutuzov <aku@plooks.com> Co-authored-by: aanper <mail@s3f.ru>
24 lines
No EOL
649 B
C
24 lines
No EOL
649 B
C
#include "api-hal-delay.h"
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#include "assert.h"
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#include "cmsis_os2.h"
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void delay_us_init_DWT(void) {
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CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
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DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;
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DWT->CYCCNT = 0U;
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}
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void delay_us(float microseconds) {
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uint32_t start = DWT->CYCCNT;
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uint32_t time_ticks = microseconds * (SystemCoreClock / 1000000.0f);
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while((DWT->CYCCNT - start) < time_ticks) {
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};
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}
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// cannot be used in ISR
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// TODO add delay_ISR variant
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void delay(float milliseconds) {
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uint32_t ticks = milliseconds / (1000.0f / osKernelGetTickFreq());
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osStatus_t result = osDelay(ticks);
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assert(result == osOK);
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} |