From a26f6ad2cf2eab977cab8baa0c83b0c2a91a5e53 Mon Sep 17 00:00:00 2001
From: Tolik <85737314+Tolik-Trek@users.noreply.github.com>
Date: Tue, 27 Jan 2026 21:48:20 +1000
Subject: [PATCH] ...

---
 structures/FileSystem.inc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/structures/FileSystem.inc b/structures/FileSystem.inc
index baf5d1a..4a07bc6 100644
--- a/structures/FileSystem.inc
+++ b/structures/FileSystem.inc
@@ -13,7 +13,7 @@ BOOT_SECTOR			EQU #00
 .SectorsPerFAT16		EQU #16	; WORD	2	BPB_FATSz16	Размер одной FAT в секторах (0 в FAT32)
 .SectorsPerTrack		EQU #18	; WORD	9	BPB_SecPerTrk	Размер дорожки в секторах
 .HEADS				EQU #1A	; WORD	2	BPB_NumHeads	количество головок
-.HIDDEN				EQU #1C	; DWORD	0	BPB_HiddSec	количество крытых секторов
+.HIDDEN				EQU #1C	; DWORD	0	BPB_HiddSec	количество скрытых секторов
 .BPB_BIG_TOTAL_SECTORS_L	EQU #20	; WORD	0	BPB_TotSec32	BIG TOTAL SECTOR Low word
 .BPB_BIG_TOTAL_SECTORS_H	EQU #22	; WORD	0	BPB_TotSec32	BIG TOTAL SECTOR High word
 	; FAT 12, FAT 16
@@ -71,6 +71,7 @@ BOOT_SECTOR			EQU #00
 .Floppy_3x5_2x88		EQU #F0 ; 2.88 MB 3.5-inch, 2-sided, 36-sectors
 .Floppy_3x5_1x44		EQU #F0 ; 1.44 MB 3.5-inch, 2-sided, 18-sectors
 .Floppy_3x5_720			EQU #F9 ; 720K 3.5-inch, 2-sided, 9-sectors
+.Floppy_5x25_720		EQU #F9 ; 720K 5.25-inch, 2-sided, 9-sectors. undocumented!!!
 .Floppy_5x25_1x20		EQU #F9 ; 1.2 MB 5.25-inch, 2-sided, 15-sectors
 .Floppy_5x25_360		EQU #FD ; 360K 5.25-inch, 2-sided, 9-sectors
 .Floppy_5x25_320		EQU #FF ; 320K 5.25-inch, 2-sided, 8-sectors