btparser/cparser/tests/SinclairMicrodriveImage.bt

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//-----------------------------------
//--- 010 Editor v2.0 Binary Template
//
// File: SinclairMicrodriveImage.bt
// Author:
// Revision: 1.0
// Purpose: Defines a template for parsing
// images of emulated Sinclair Microdrive
// cartridges.
//-----------------------------------
struct {
ubyte HDFLAG[1]; // Value 1, to indicate header block *See note.
// char HDNUMB[1]; // sector number (values 254 down to 1)
ubyte HDNUMB[1];
ubyte UNUSED[2]; // not used (and of undetermined value)
ubyte HDNAME[10]; // microdrive cartridge name (blank padded)
ubyte HDCHK[1]; //header checksum (of first 14 bytes)
ubyte RECFLG[1]; // - bit 0: always 0 to indicate record block
// - bit 1: set for the EOF block
// - bit 2: reset for a PRINT file
// - bits 3-7: not used (value 0)
ubyte RECNUM[1]; // data block sequence number (value starts at 0)
ubyte RECLEN[2]; // data block length (<=512, LSB first)
ubyte RECNAM[10]; // filename (blank padded)
ubyte DESCHK[1]; // record descriptor checksum (of previous 14 bytes)
ubyte CHDATA[512]; // data block
ubyte DCHK[1]; // data block checksum (of all 512 bytes of data
// block, even when not all bytes are used)
} MicrodriveSector[254] ;
ubyte WriteProtectionFlag[1];