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Speed up SD card detection.

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This commit is contained in:
marqs 2016-10-27 23:33:39 +03:00
parent 5d3e3bbe33
commit 6dfd2be3ed
1 changed files with 6 additions and 4 deletions
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10
software/sys_controller/ulibSD/sd_io.c
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@ -292,14 +292,16 @@ SDRESULTS SD_Init(SD_DEV *dev)
//for(idx = 0; idx != 10; idx++) SPI_RW(0xFF); //for(idx = 0; idx != 10; idx++) SPI_RW(0xFF);
SPI_W(initdata, sizeof(initdata)); SPI_W(initdata, sizeof(initdata));
SPI_Timer_On(500); /*SPI_Timer_On(500);
while(SPI_Timer_Status()==TRUE); while(SPI_Timer_Status()==TRUE);
SPI_Timer_Off(); SPI_Timer_Off();*/
dev->mount = FALSE; dev->mount = FALSE;
SPI_Timer_On(500); /*SPI_Timer_On(500);
while ((__SD_Send_Cmd(CMD0, 0) != 1)&&(SPI_Timer_Status()==TRUE)); while ((__SD_Send_Cmd(CMD0, 0) != 1)&&(SPI_Timer_Status()==TRUE));
SPI_Timer_Off(); SPI_Timer_Off();*/
if (__SD_Send_Cmd(CMD0, 0) != 1)
continue;
// Idle state // Idle state
// SD version 2? // SD version 2?