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Set SD state to idle before unregister (reduces power) (#4272)

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lbernstone
2020-10-01 06:31:16 -06:00
committed by GitHub
parent f98fc7ee9f
commit 99c94bb482
1 changed files with 1 additions and 0 deletions
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libraries/SD/src/sd_diskio.cpp
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@ -648,6 +648,7 @@ uint8_t sdcard_uninit(uint8_t pdrv)
if (pdrv >= FF_VOLUMES || card == NULL) {
return 1;
}
sdTransaction(pdrv, GO_IDLE_STATE, 0, NULL);
ff_diskio_register(pdrv, NULL);
s_cards[pdrv] = NULL;
esp_err_t err = ESP_OK;