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Fix several SD card issues (#4876)

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- File might not eval to false if opened with write/append and SD is gone
- Allow card to be formatted if FAT partition was not found
- Mark card as gone in certain situations
- Fix several logic errors in low level SD API
This commit is contained in:
Me No Dev
2021-03-01 23:52:57 +02:00
committed by GitHub
parent 3fe7c2e8cd
commit 1cf1c8eb79
7 changed files with 90 additions and 40 deletions
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2
libraries/SD/src/SD.h
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@ -29,7 +29,7 @@ protected:
public:
SDFS(FSImplPtr impl);
bool begin(uint8_t ssPin=SS, SPIClass &spi=SPI, uint32_t frequency=4000000, const char * mountpoint="/sd", uint8_t max_files=5);
bool begin(uint8_t ssPin=SS, SPIClass &spi=SPI, uint32_t frequency=4000000, const char * mountpoint="/sd", uint8_t max_files=5, bool format_if_empty=false);
void end();
sdcard_type_t cardType();
uint64_t cardSize();