12 lines
322 B
C
12 lines
322 B
C
#include <libopencm3/stm32/rcc.h>
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uint32_t rcc_ahb_frequency = 16000000;
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uint32_t rcc_apb1_frequency = 16000000;
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uint32_t rcc_apb2_frequency = 16000000;
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uint32_t rcc_system_clock_source(void)
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{
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/* Return the clock source which is used as system clock. */
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return (RCC_CFGR >> RCC_CFGR_SWS_SHIFT) & RCC_CFGR_SWS_MASK;
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}
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