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https://github.com/MarlinFirmware/Marlin.git
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89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
#ifndef CARDREADER_H
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#define CARDREADER_H
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#ifdef SDSUPPORT
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#include "SdFile.h"
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enum LsAction {LS_SerialPrint,LS_Count,LS_GetFilename};
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class CardReader
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{
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public:
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CardReader();
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void initsd();
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void write_command(char *buf);
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//files auto[0-9].g on the sd card are performed in a row
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//this is to delay autostart and hence the initialisaiton of the sd card to some seconds after the normal init, so the device is available quick after a reset
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void checkautostart(bool x);
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void openFile(char* name,bool read);
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void removeFile(char* name);
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void closefile();
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void release();
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void startFileprint();
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void pauseSDPrint();
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void getStatus();
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void printingHasFinished();
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void getfilename(const uint8_t nr);
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uint16_t getnrfilenames();
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void ls();
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void chdir(const char * relpath);
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void updir();
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void setroot();
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FORCE_INLINE bool eof() { return sdpos>=filesize ;};
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FORCE_INLINE int16_t get() { sdpos = file.curPosition();return (int16_t)file.read();};
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FORCE_INLINE void setIndex(long index) {sdpos = index;file.seekSet(index);};
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FORCE_INLINE uint8_t percentDone(){if(!sdprinting) return 0; if(filesize) return sdpos/((filesize+99)/100); else return 0;};
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FORCE_INLINE char* getWorkDirName(){workDir.getFilename(filename);return filename;};
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public:
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bool saving;
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bool sdprinting ;
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bool cardOK ;
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char filename[13];
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char longFilename[LONG_FILENAME_LENGTH];
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bool filenameIsDir;
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int lastnr; //last number of the autostart;
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private:
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SdFile root,*curDir,workDir,workDirParent,workDirParentParent;
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Sd2Card card;
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SdVolume volume;
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SdFile file;
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uint32_t filesize;
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//int16_t n;
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unsigned long autostart_atmillis;
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uint32_t sdpos ;
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bool autostart_stilltocheck; //the sd start is delayed, because otherwise the serial cannot answer fast enought to make contact with the hostsoftware.
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LsAction lsAction; //stored for recursion.
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int16_t nrFiles; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
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char* diveDirName;
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void lsDive(const char *prepend,SdFile parent);
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};
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extern CardReader card;
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#define IS_SD_PRINTING (card.sdprinting)
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#if (SDCARDDETECT > -1)
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# ifdef SDCARDDETECTINVERTED
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# define IS_SD_INSERTED (READ(SDCARDDETECT)!=0)
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# else
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# define IS_SD_INSERTED (READ(SDCARDDETECT)==0)
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# endif //SDCARDTETECTINVERTED
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#else
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//If we don't have a card detect line, aways asume the card is inserted
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# define IS_SD_INSERTED true
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#endif
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#else
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#define IS_SD_PRINTING (false)
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#endif //SDSUPPORT
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#endif
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