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The message can be 0\u0026ndash;9 bytes long.\n\n![screenshot](snap.png)\n\nTable of contents:\n* [List of files](#list-of-files)\n  * [Text files](#text-files)\n  * [Image files](#image-files)\n  * [Other files](#other-files)\n* [How to use](#how-to-use)\n* [Technical information](#technical-information)\n* [See also](#see-also)\n\n## List of files\n\n### Text files\n* `assemble.sh`: a Linux script that assembles `md5.asm` (don't run it before reading it)\n* `md5.asm`: NES source code, assembles with ASM6\n* `md5-simple.py`: a simple MD5 implementation in Python\n\n### Image files\n* `chr.png`: CHR (graphics) data\n* `snap.png`: screenshot\n\n### Other files\nThese files are gzip compressed; to decompress them, use e.g. `gunzip` on Linux or [7-Zip](https://www.7-zip.org) on Windows.\n* `chr.bin.gz`: CHR (graphics) data in NES CHR format\n* `md5.nes.gz`: assembled NES program\n\n## How to use\n* d-pad left/right: move cursor left/right\n* d-pad down/up: decrease/increase digit at cursor by one\n* select button: increase digit at cursor by eight\n* B button: decrease length of message\n* A button: increase length of message\n* start button: compute the hash of the current message\n\n## Technical information\n* mapper: NROM\n* PRG ROM: 16 KiB (only uses the last 2 KiB)\n* CHR ROM: 8 KiB (only uses the first 2 KiB)\n* name table mirroring: does not matter\n\n## See also\n* [this program on itch.io](https://qalle.itch.io/qalles-md5-hasher)\n* [MD5 on Wikipedia](https://en.wikipedia.org/wiki/MD5)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fqalle2%2Fnes-md5","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fqalle2%2Fnes-md5","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fqalle2%2Fnes-md5/lists"}