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bugfix: made C code C++ compatible

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This commit is contained in:
Jakob Hasse
2023-03-24 11:38:34 +08:00
parent e66a1755df
commit d0b8fcb371
1 changed files with 3 additions and 3 deletions
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6
examples/system/ulp_fsm/ulp/main/ulp_example_main.c
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@@ -107,18 +107,18 @@ static void update_pulse_count(void)
uint32_t pulse_count = 0; uint32_t pulse_count = 0;
esp_err_t err = nvs_get_u32(handle, count_key, &pulse_count); esp_err_t err = nvs_get_u32(handle, count_key, &pulse_count);
assert(err == ESP_OK || err == ESP_ERR_NVS_NOT_FOUND); assert(err == ESP_OK || err == ESP_ERR_NVS_NOT_FOUND);
printf("Read pulse count from NVS: %5"PRIu32"\n", pulse_count); printf("Read pulse count from NVS: %5" PRIu32"\n", pulse_count);
/* ULP program counts signal edges, convert that to the number of pulses */ /* ULP program counts signal edges, convert that to the number of pulses */
uint32_t pulse_count_from_ulp = (ulp_edge_count & UINT16_MAX) / 2; uint32_t pulse_count_from_ulp = (ulp_edge_count & UINT16_MAX) / 2;
/* In case of an odd number of edges, keep one until next time */ /* In case of an odd number of edges, keep one until next time */
ulp_edge_count = ulp_edge_count % 2; ulp_edge_count = ulp_edge_count % 2;
printf("Pulse count from ULP: %5"PRIu32"\n", pulse_count_from_ulp); printf("Pulse count from ULP: %5" PRIu32"\n", pulse_count_from_ulp);
/* Save the new pulse count to NVS */ /* Save the new pulse count to NVS */
pulse_count += pulse_count_from_ulp; pulse_count += pulse_count_from_ulp;
ESP_ERROR_CHECK(nvs_set_u32(handle, count_key, pulse_count)); ESP_ERROR_CHECK(nvs_set_u32(handle, count_key, pulse_count));
ESP_ERROR_CHECK(nvs_commit(handle)); ESP_ERROR_CHECK(nvs_commit(handle));
nvs_close(handle); nvs_close(handle);
printf("Wrote updated pulse count to NVS: %5"PRIu32"\n", pulse_count); printf("Wrote updated pulse count to NVS: %5" PRIu32"\n", pulse_count);
} }