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@ -19,10 +19,10 @@ |
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*/ |
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#include "Marlin.h" |
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#ifdef SDSUPPORT |
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#if ENABLED(SDSUPPORT) |
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#include "Sd2Card.h" |
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//------------------------------------------------------------------------------
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#ifndef SOFTWARE_SPI |
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#if DISABLED(SOFTWARE_SPI) |
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// functions for hardware SPI
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//------------------------------------------------------------------------------
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// make sure SPCR rate is in expected bits
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@ -209,7 +209,7 @@ void Sd2Card::chipSelectHigh() { |
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} |
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//------------------------------------------------------------------------------
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void Sd2Card::chipSelectLow() { |
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#ifndef SOFTWARE_SPI |
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#if DISABLED(SOFTWARE_SPI) |
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spiInit(spiRate_); |
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#endif // SOFTWARE_SPI
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digitalWrite(chipSelectPin_, LOW); |
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@ -297,7 +297,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) { |
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pinMode(SPI_MOSI_PIN, OUTPUT); |
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pinMode(SPI_SCK_PIN, OUTPUT); |
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#ifndef SOFTWARE_SPI |
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#if DISABLED(SOFTWARE_SPI) |
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// SS must be in output mode even it is not chip select
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pinMode(SS_PIN, OUTPUT); |
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// set SS high - may be chip select for another SPI device
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@ -353,7 +353,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) { |
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} |
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chipSelectHigh(); |
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#ifndef SOFTWARE_SPI |
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#if DISABLED(SOFTWARE_SPI) |
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return setSckRate(sckRateID); |
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#else // SOFTWARE_SPI
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return true; |
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@ -373,7 +373,7 @@ bool Sd2Card::init(uint8_t sckRateID, uint8_t chipSelectPin) { |
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* the value zero, false, is returned for failure. |
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*/ |
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bool Sd2Card::readBlock(uint32_t blockNumber, uint8_t* dst) { |
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#ifdef SD_CHECK_AND_RETRY |
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#if ENABLED(SD_CHECK_AND_RETRY) |
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uint8_t retryCnt = 3; |
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// use address if not SDHC card
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if (type()!= SD_CARD_TYPE_SDHC) blockNumber <<= 9; |
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@ -422,7 +422,7 @@ bool Sd2Card::readData(uint8_t *dst) { |
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return readData(dst, 512); |
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} |
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#ifdef SD_CHECK_AND_RETRY |
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#if ENABLED(SD_CHECK_AND_RETRY) |
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static const uint16_t crctab[] PROGMEM = { |
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0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7, |
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0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF, |
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@ -483,7 +483,7 @@ bool Sd2Card::readData(uint8_t* dst, uint16_t count) { |
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// transfer data
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spiRead(dst, count); |
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#ifdef SD_CHECK_AND_RETRY |
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#if ENABLED(SD_CHECK_AND_RETRY) |
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{ |
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uint16_t calcCrc = CRC_CCITT(dst, count); |
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uint16_t recvCrc = spiRec() << 8; |
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Scott Lahteine
9 years ago
Richard Wackerbarth