SIDE3 Loader 0.43:   s3loader.xex   Fixed: PDM Playback error 8K 'left' cart ROMs being mirrored at $8000-$9FFF The PDM issue was a real hum-dinger, and it required several debugging builds running on real hardware before the penny dropped.   SD card controllers work with big-endian numbers, while the 6502 is little-endian. Obviously this is accounted for in the SD card command buffer (the 32-bit LBA numbers are flipped around before they're se
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