Fix SD Card not properly initializing

Author: me-no-dev

libraries/SD/src/sd_diskio.cpp

@@ -84,22 +84,14 @@ void sdDeselectCard(uint8_t pdrv)
 {
 ardu_sdcard_t * card = s_cards[pdrv];
 digitalWrite(card->ssPin, HIGH);
- card->spi->write(0xFF);
 }
 
 boolsdSelectCard(uint8_t pdrv)
 {
 ardu_sdcard_t * card = s_cards[pdrv];
 digitalWrite(card->ssPin, LOW);
- card->spi->write(0xFF);
-
-if (sdWait(pdrv, 500)){
-returntrue;
- } else{
-log_e("timeout");
-sdDeselectCard(pdrv);
-returnfalse;
- }
+sdWait(pdrv, 300);
+returntrue;
 }
 
 charsdCommand(uint8_t pdrv, char cmd, unsignedint arg, unsignedint* resp)
@@ -448,6 +440,11 @@ DSTATUS ff_sd_initialize(uint8_t pdrv)
 
  card->spi->beginTransaction(SPISettings(400000, MSBFIRST, SPI_MODE0));
 
+digitalWrite(card->ssPin, HIGH);
+for (uint8_t i = 0; i < 20; i++){
+ card->spi->transfer(0XFF);
+ }
+
 if (sdTransaction(pdrv, GO_IDLE_STATE, 0, NULL) != 1){
 log_w("GO_IDLE_STATE failed");
 goto unknown_card;