22 lines
432 B
C
22 lines
432 B
C
#include "stm32f4xx_hal.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "rng.h"
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STATIC RNG_HandleTypeDef RngHandle;
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void rng_init(void) {
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__RNG_CLK_ENABLE();
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RngHandle.Instance = RNG;
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HAL_RNG_Init(&RngHandle);
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}
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STATIC mp_obj_t pyb_rng_get(void) {
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return mp_obj_new_int(HAL_RNG_GetRandomNumber(&RngHandle) >> 2);
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}
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MP_DEFINE_CONST_FUN_OBJ_0(pyb_rng_get_obj, pyb_rng_get);
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