diff options
Diffstat (limited to 'stmhal/rng.c')
| -rw-r--r-- | stmhal/rng.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/stmhal/rng.c b/stmhal/rng.c index 19e624f792..beda9a78b7 100644 --- a/stmhal/rng.c +++ b/stmhal/rng.c @@ -10,6 +10,8 @@ #if MICROPY_HW_ENABLE_RNG +/// \moduleref pyb + STATIC RNG_HandleTypeDef RNGHandle = {.Instance = NULL}; void rng_init0(void) { @@ -30,6 +32,8 @@ uint32_t rng_get(void) { return HAL_RNG_GetRandomNumber(&RNGHandle); } +/// \function rng() +/// Return a 30-bit hardware generated random number. STATIC mp_obj_t pyb_rng_get(void) { if (RNGHandle.State == HAL_RNG_STATE_RESET) { rng_init(); |