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SourceVuRaspberry Pi Pico SDK and ExamplesPicoSDKtrng_hw_t

trng_hw_t struct

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Declaration

typedef struct { _REG_(TRNG_RNG_IMR_OFFSET) io_rw_32 rng_imr; _REG_(TRNG_RNG_ISR_OFFSET) io_ro_32 rng_isr; _REG_(TRNG_RNG_ICR_OFFSET) io_rw_32 rng_icr; _REG_(TRNG_TRNG_CONFIG_OFFSET) io_rw_32 trng_config; _REG_(TRNG_TRNG_VALID_OFFSET) io_ro_32 trng_valid; _REG_(TRNG_EHR_DATA0_OFFSET) io_ro_32 ehr_data[6]; _REG_(TRNG_RND_SOURCE_ENABLE_OFFSET) io_rw_32 rnd_source_enable; _REG_(TRNG_SAMPLE_CNT1_OFFSET) io_rw_32 sample_cnt1; _REG_(TRNG_AUTOCORR_STATISTIC_OFFSET) io_rw_32 autocorr_statistic; _REG_(TRNG_TRNG_DEBUG_CONTROL_OFFSET) io_rw_32 trng_debug_control; uint32_t _pad0; _REG_(TRNG_TRNG_SW_RESET_OFFSET) io_rw_32 trng_sw_reset; uint32_t _pad1[28]; _REG_(TRNG_RNG_DEBUG_EN_INPUT_OFFSET) io_rw_32 rng_debug_en_input; _REG_(TRNG_TRNG_BUSY_OFFSET) io_ro_32 trng_busy; _REG_(TRNG_RST_BITS_COUNTER_OFFSET) io_rw_32 rst_bits_counter; _REG_(TRNG_RNG_VERSION_OFFSET) io_ro_32 rng_version; uint32_t _pad2[7]; _REG_(TRNG_RNG_BIST_CNTR_0_OFFSET) io_ro_32 rng_bist_cntr[3]; } trng_hw_t;

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typedef struct {

uint32_t trng_sample_words[count_of(trng_hw->ehr_data)];

static_assert(count_of(trng_hw->ehr_data) >= 2 && count_of(trng_hw->ehr_data) < 255, "");

trng_hw->sample_cnt1 = 0;

capture_additional_trng_samples()

trng_hw->trng_debug_control = -1u;

capture_additional_trng_samples()

trng_hw->rnd_source_enable = -1u;

capture_additional_trng_samples()

trng_hw->rng_icr = -1u;

capture_additional_trng_samples()

while (trng_hw->trng_busy);

capture_additional_trng_samples()

trng_sample_words[i] = trng_hw->ehr_data[i];

capture_additional_trng_samples()

trng_hw->trng_config = rng_state.r[0];

capture_additional_trng_samples()

static_assert(sizeof (trng_hw_t) == 0x00ec, "");