diff --git a/DSS/API/MkDir.asm b/DSS/API/MkDir.asm
index d4a04e1..703b016 100644
--- a/DSS/API/MkDir.asm
+++ b/DSS/API/MkDir.asm
@@ -163,7 +163,7 @@ MKDIR:
 		LD	E,L
 		INC	DE
 		LD	(HL),0
-		LD	BC,512-65	;!HARDCODE sector size
+		LD	BC,512-65	;!HARDCODE ;!FIXIT ; [ ] sector size
 		LDIR
 		;
 		POP	HL	; старший номер сектора
@@ -197,7 +197,7 @@ MKDIR:
 		 JR	Z,.skip_clean
 		;
 		LD	DE,CORE_BUFFERS.SECTOR_BUFFER+1
-		LD	BC,511		;!HARDCODE sector size
+		LD	BC,511				;!HARDCODE ;!FIXIT ; [ ] sector size
 		LD	(HL),0
 		LDIR
 .skip_clean:	;
diff --git a/DSS/API/Read.asm b/DSS/API/Read.asm
index de82ab2..f3b537b 100644
--- a/DSS/API/Read.asm
+++ b/DSS/API/Read.asm
@@ -110,7 +110,7 @@ READ:		LD	(.R_POINT),HL
 		;
 		EXX 
 		 POP	DE
-		 LD	HL,512	;!HARDCODE sector size!
+		 LD	HL,512		;!HARDCODE ;!FIXIT ; [ ] sector size
 		 AND	A
 		 SBC	HL,DE
 		 LD	B,H
diff --git a/DSS/API/Write.asm b/DSS/API/Write.asm
index ec87280..93df482 100644
--- a/DSS/API/Write.asm
+++ b/DSS/API/Write.asm
@@ -152,7 +152,7 @@ WRITE:		;!TEST ;!TODO 5/12/23 ; [ ]  
 		EXX 
 		 POP	DE
 		 JP	C,.ERR1
-		 LD	HL,512	;!HARDCODE sector size!
+		 LD	HL,512		;!HARDCODE ;!FIXIT ; [ ] sector size
 		 AND	A
 		 SBC	HL,DE
 		 LD	B,H
diff --git a/DSS/DRV-MAIN.ASM b/DSS/DRV-MAIN.ASM
index c271642..08e4811 100644
--- a/DSS/DRV-MAIN.ASM
+++ b/DSS/DRV-MAIN.ASM
@@ -254,8 +254,9 @@ DEVICE		EQU $
 ;+01	LONG	SECTOR OFFSET
 ;+05	LONG	SIZE IN	SECTORS
 ;+09	BYTE	PARTITION RECORD NUMBER (in drive MBR)
-;+09	FREE
-;+15
+;+10	WORD	Sector Size
+;+12	FREE
+;
 LOGDRV			EQU	DEVICE + DEVICE.End
 .TBL_Entry		EQU	16
 .Size			EQU	DSS_MAX_DRIVES_AMOUNT * .TBL_Entry
@@ -264,6 +265,11 @@ LOGDRV			EQU	DEVICE + DEVICE.End
 .SECTOR_OFFSET		EQU	1
 .SIZE_IN_SECTORS	EQU	5
 .PARTITION_RECORD_NUM	EQU	9
+.SECTOR_SIZE		EQU	10 ; word
+.RemovableMedia		EQU	12 ; bit0=1 removable, bit1=1 drive changed, bit7..2 reserved
+.Reserved_1		EQU	13
+.Reserved_1		EQU	14
+.Reserved_1		EQU	15
 ; ВХОД:   L  - логический номер в таблице
 ; ВЫХОД:  IY - начало записи
 ; ПОРТИТ: HL, IY. HL<-->DE
diff --git a/DSS/FS/FAT.asm b/DSS/FS/FAT.asm
index 5b0f282..e74d536 100644
--- a/DSS/FS/FAT.asm
+++ b/DSS/FS/FAT.asm
@@ -1599,7 +1599,7 @@ SET_FAT32_CACHE_BLOCK_CHANGED_REGION:
 		JR	Z,.set_region
 		;
 .loop:		SLA	H
-		AND	A
+		;AND	A
 		SUB	L
 		JR	NZ,.loop
 		;
@@ -1676,20 +1676,16 @@ WRITE_TO_FAT:	LD	DE,(CORE_BUFFERS.FatBuffer.END_CHAIN_CLUSTER_L)	; 
 		INC	HL		; номер кластера
 		LD	(HL),D
 .exit:		;
-	IF FAST_FAT_CASHE
 		; [ ] ускорение работы с кэшем FAT
 		 CALL	SET_FAT32_CACHE_BLOCK_CHANGED_REGION
 		;
-	ENDIF
 		POP	AF		; восст. порт
 		POP	HL
 		OUT	(SLOT3),A
-	IFN FAST_FAT_CASHE
 		; [x] 2/12/23 FAT не всегда мог записаться на HDD
-		 LD	A,#FF
-		 LD	(CORE_BUFFERS.FatBuffer.CacheUpdated),A
+		 ;LD	A,#FF
+		 ;LD	(CORE_BUFFERS.FatBuffer.CacheUpdated),A
 		;
-	ENDIF
 		; CF = 0
 		RET 
 		;
@@ -1862,7 +1858,6 @@ WRITE_FAT_TABLE:
 		LD	B,E						; MAX число секторов для чтения в кэш		
 		LD	A,(CORE_BUFFERS.FatBuffer.SectorsPerFAT_H)
 		LD	(.sub_A),A
-		;LD	DE,(CORE_BUFFERS.BootSector.SectorsPerFAT16)	; секторов на FAT
 		LD	DE,(CORE_BUFFERS.FatBuffer.SectorsPerFAT_L)
 		AND	A
 		LD	A,C
@@ -1970,17 +1965,14 @@ WRITE_FAT_TABLE:
 		LD	XL,E
 		; HL:IX - смещение внутри раздела на начало нужного блока FAT
 		LD	A,(CORE_BUFFERS.FatBuffer.CacheUpdated)
-	IF FAST_FAT_CASHE
 		CP	#FF
 		JR	NZ,.SAVE_NOT_ALL_BLOCK
-	ENDIF
 		;
 		LD	DE,FATPAGE.cache	; откуда
 		LD	A,(CORE_BUFFERS.FatBuffer.DRIVE)	; номер диска
 		LD	C,Dss.DRV.Write
 		JP	ToDSS.DRV
 		;
-	IF FAST_FAT_CASHE
 .SAVE_NOT_ALL_BLOCK:
 		; A = CORE_BUFFERS.FatBuffer.CacheUpdated
 		; HL:IX - смещение внутри раздела на начало нужного блока FAT
@@ -2042,9 +2034,6 @@ WRITE_FAT_TABLE:
 		POP	DE
 		POP	AF
 		RET
-		; DJNZ	.region_loop
-		; RET
-	ENDIF
 ;-----------------------------------------------------------------------
 ;	
 ;[x] fat32 ;!TEST
@@ -2390,7 +2379,6 @@ BLOCK_READ:	LD	(READ.PointerOnBuffer),IX
 		;
 .ECL1:		AND	A
 		RET 
-
 ;-----------------------------------------------------------------------
 
 ; [x] fat32
diff --git a/DSS/VERSION.INC b/DSS/VERSION.INC
index 984fa6c..eaffa57 100644
--- a/DSS/VERSION.INC
+++ b/DSS/VERSION.INC
@@ -31,7 +31,7 @@
 ; номер версии (0..9)
 VERS		EQU 1
 ; номер модификации (0..99)
-MODF		EQU 70
+MODF		EQU 71
 ; номер билда (0..999)
 BUILD   	EQU lua_BUILD
 ;
diff --git a/DSS/build.txt b/DSS/build.txt
index cf5106d..c227083 100644
--- a/DSS/build.txt
+++ b/DSS/build.txt
@@ -1 +1 @@
-999
\ No newline at end of file
+0
\ No newline at end of file
diff --git a/DSS/defines.inc b/DSS/defines.inc
index f53305f..95a0251 100644
--- a/DSS/defines.inc
+++ b/DSS/defines.inc
@@ -28,7 +28,6 @@
 
 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
  DEFINE	CHANGE_FREE_CLU_AFTER_DEL 1
- DEFINE FAST_FAT_CASHE		1
 
 SERVICE_SECTORS:
 .FAT12		EQU #0FEF
@@ -94,6 +93,8 @@ FAT_CACHE:
 ;.Part_Mask_12		EQU	((1<<(.bytes_record_12*8)) / (.Size/2))-1
 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
 ;
+ DEFINE DSS_MAX_SECTOR_SIZE	512
+
 DSS_MAX_DRIVES_AMOUNT   EQU     26
  DEFINE MAX_RAMDRIVES		16
  DEFINE NeedSafePort_Y		1
diff --git a/DSS/drivers/media/atapi-drv.asm b/DSS/drivers/media/atapi-drv.asm
index 3d03c86..c4ca9b1 100644
--- a/DSS/drivers/media/atapi-drv.asm
+++ b/DSS/drivers/media/atapi-drv.asm
@@ -289,16 +289,26 @@ SELHDD:	PUSH	DE
 	PUSH	HL
 	;
 	LD	L,A
+	;
 	LOGDRV_ENTRY_FIND LOGDRV
-	; !HARDCODE
-	LD	E,(IY+1)
-	LD	D,(IY+2)
+	;
+	; [ ] custorm sector size
+	 CALL	CHECK_IDE_SECTOR_SIZE
+	 RLA
+	;	
+	;
+	LD	E,(IY+LOGDRV.SECTOR_OFFSET)
+	LD	D,(IY+LOGDRV.SECTOR_OFFSET+1)
 	ADD	IX,DE
-	LD	E,(IY+3)
-	LD	D,(IY+4)
+	LD	E,(IY+LOGDRV.SECTOR_OFFSET+2)
+	LD	D,(IY+LOGDRV.SECTOR_OFFSET+3)
 	POP	HL
 	ADC	HL,DE
-	LD	A,(IY+0)	;DRIVE NUMBER
+	; [ ] custom sector size
+	 ;JR	C,.exit
+	 RRA
+	;
+.exit:	LD	A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)
 	POP	DE
 	RET 
 
@@ -367,6 +377,16 @@ HFRTRAC	LD	A,DSS_Error.drv.GENERAL_FAILURE
 ;	   bit2 - reserved			"0" (MAY BE OTHER)	
 ;	   bit1 - reserved			"0" (MAY BE OTHER)
 ;	   bit0 - Primary/Secondary Chanel
+;     B  - ;[ ] sector size ;!TODO
+;	   00	- undefined
+;	   01	- 128 bytes
+;	   02	- 256 bytes
+;	   04	- 512 bytes
+;	   08	- 1024 bytes
+;	   16	- 2048 bytes
+;	   32	- 4096 bytes
+;	   64	- 8192 bytes
+;	   128	- 16384 bytes
 HGETPRM:
 	EX	DE,HL
 	LD	BC,#55AA
@@ -397,6 +417,13 @@ HGETPRM:
 	LD	A,B
 	LD	B,D
 	EXX
+	;[ ] 04/01/2025 возвращение размера сектора
+	 EX	AF,AF'
+	 LD	A,XH
+	 LD	E,XL
+	 RL	E
+	 RLA
+	;
 	; SECTORS ON LOGICAL DISK
 	 LD	E,(IY+LOGDRV.SIZE_IN_SECTORS+0)
 	 LD	D,(IY+LOGDRV.SIZE_IN_SECTORS+1)
@@ -406,7 +433,19 @@ HGETPRM:
 	;[x] 17.12.2023 загрузка с активного раздела, а не с первого
 	 LD	C,(IY+LOGDRV.PARTITION_RECORD_NUM)	; номер партиции в MBR диска
 	;
-	EX	AF,AF'
+	;[ ] 04/01/2025 возвращение размера сектора
+	 ; 00	- undefined
+	 ; 01	- 128 bytes
+	 ; 02	- 256 bytes
+	 ; 04	- 512 bytes
+	 ; 08	- 1024 bytes
+	 ; 16	- 2048 bytes
+	 ; 32	- 4096 bytes
+	 ; 64	- 8192 bytes
+	 ; 128	- 16384 bytes
+	 ;EX	AF,AF'
+	 LD	B,A
+	;
 	LD	A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)	;MASTER/SLAVE PHISICAL DRIVE NUMBER #80/#81/...
 	EX	AF,AF'
 	;
@@ -434,6 +473,16 @@ CHEK_H:	;LD	A,#FF
 	RET 
 
 
+; [ ] custorm sector size
+CHECK_IDE_SECTOR_SIZE:
+	 LD	E,(IY+LOGDRV.SECTOR_SIZE)
+	 LD	D,(IY+LOGDRV.SECTOR_SIZE+1)
+	 LD	HL,DSS_MAX_SECTOR_SIZE
+	 AND	A
+	 SBC	HL,DE
+	 RET
+;
+
 ;   DE - ADDRESS
 ;    A - DRIVE
 GBPB_H:	PUSH	IY
@@ -441,20 +490,27 @@ GBPB_H:	PUSH	IY
 	LD	L,A
 	;
 	LOGDRV_ENTRY_FIND LOGDRV
-	; !HARDCODE
-	LD	E,(IY+1)
-	LD	D,(IY+2)
-	LD	L,(IY+3)
-	LD	H,(IY+4)
+	;
+	; [ ] custorm sector size
+	 CALL	CHECK_IDE_SECTOR_SIZE
+	 JR	C,.error
+	;
+	LD	E,(IY+LOGDRV.SECTOR_OFFSET)
+	LD	D,(IY+LOGDRV.SECTOR_OFFSET+1)
+	LD	L,(IY+LOGDRV.SECTOR_OFFSET+2)
+	LD	H,(IY+LOGDRV.SECTOR_OFFSET+3)
 	LD	XL,E
 	LD	XH,D
-	LD	A,(IY+0)
+	LD	A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)
 	POP	DE
 	POP	IY
 	LD	BC,1*256 + BIOS.DRV_READ
 	JP	ToBIOS
-
-
+	;
+.error:	POP	DE
+	POP	IY
+	LD	A,DSS_Error.drv.UNKNOWN_FORMAT
+	RET
 ;HL:IX - SECTOR
 ;   DE - ADDRESS
 ;    B - COUNTER
@@ -463,9 +519,10 @@ GBPB_H:	PUSH	IY
 ;READ SECTOR
 LREADH:	PUSH	IY
 	CALL	SELHDD
+	JR	C,.error		; [ ] custorm sector size
 	LD	C,BIOS.DRV_READ_LONG
 	RST	ToBIOS
-	POP	IY
+.error:	POP	IY
 	RET 
 
 ;HL:IX - SECTOR
@@ -477,9 +534,10 @@ LREADH:	PUSH	IY
 LWRITEH:
 	PUSH	IY
 	CALL	SELHDD
+	JR	C,.error		; [ ] custorm sector size
 	LD	C,BIOS.DRV_WRITE_LONG
 	RST	ToBIOS
-	POP	IY
+.error:	POP	IY
 	RET 
 
 ;HL:IX - SECTOR
@@ -489,9 +547,10 @@ LWRITEH:
 ;WRITE SECTOR
 WRITEH:	PUSH	IY
 	CALL	SELHDD
+	JR	C,.error		; [ ] custorm sector size
 	LD	C,BIOS.DRV_WRITE
 	RST	ToBIOS
-	POP	IY
+.error:	POP	IY
 	RET 
 
 ;HL:IX - SECTOR
@@ -501,9 +560,10 @@ WRITEH:	PUSH	IY
 ;READ SECTOR
 READH:	PUSH	IY
 	CALL	SELHDD
+	JR	C,.error		; [ ] custorm sector size
 	LD	C,BIOS.DRV_READ
 	RST	ToBIOS
-	POP	IY
+.error:	POP	IY
 	RET 
 
 ;HL:IX - SECTOR
@@ -595,12 +655,23 @@ DEFINE_PARTITIONS:
 		;SCF
 		;RET
 .check_atapi:	LD	A,(DRV_NUM)
+		LD	B,A
 		AND	#F0
 		CP	DRIVE_CODES.SPRINTER.ATAPI
 		SCF
 		RET	NZ
 		;
 		; No Media
+		;!TODO sector size
+		 LD	A,B
+		 LD	C,BIOS.DRV_GET_PAR
+		 RST	ToBIOS
+		 JR	NC,.no_err
+		 ;
+		 LD	IX,#FFFF
+.no_err:	 LD	D,XH
+		 LD	E,XL
+		;
 		XOR	A
 		;BPB SECTOR
 		LD	IX,(OFFSECT)
@@ -613,6 +684,10 @@ DEFINE_PARTITIONS:
 		LD	(IX + LOGDRV.SIZE_IN_SECTORS + 1),A
 		LD	(IX + LOGDRV.SIZE_IN_SECTORS + 2),A
 		LD	(IX + LOGDRV.SIZE_IN_SECTORS + 3),A
+		; [ ] sector size
+		 LD	(IX + LOGDRV.SECTOR_SIZE),E
+		 LD	(IX + LOGDRV.SECTOR_SIZE + 1),D
+		;
 		; для правильного выхода из парсера разделов
 		LD	B,1
 		PUSH	BC
diff --git a/DSS/drivers/media/fdd-drv.asm b/DSS/drivers/media/fdd-drv.asm
index 11c3129..e1d65f6 100644
--- a/DSS/drivers/media/fdd-drv.asm
+++ b/DSS/drivers/media/fdd-drv.asm
@@ -293,11 +293,11 @@ GenIOCTL:	BIT	7,B
 ;	BC'	 - SECTORS PER TRACK ON PHISICAL DISK
 ;	 A'	 - PHISICAL DRIVE NUMBER
 ;	 A	 - EXTENDED INFORMATION
-;		 D1..D3 - "0" RESERVED (MAY BE OTHER)
-;		 D4	- DEVICE MASTER/SLAVE
-;		 D5	- "1" RESERVED
-;		 D6	- ADDRESSING MODE LBA/CHS
 ;		 D7	- "1" RESERVED
+;		 D6	- ADDRESSING MODE LBA/CHS
+;		 D5	- "1" RESERVED
+;		 D4	- DEVICE MASTER/SLAVE
+;		 D1..D3 - "0" RESERVED (MAY BE OTHER)
 .GetParams:	EX	DE,HL
 		LD	BC,#55AA
 		AND	#0F
diff --git a/DSS/drivers/media/ide-drv.asm b/DSS/drivers/media/ide-drv.asm
index 2856e7b..025caae 100644
--- a/DSS/drivers/media/ide-drv.asm
+++ b/DSS/drivers/media/ide-drv.asm
@@ -393,6 +393,13 @@ HGETPRM:
 	LD	A,B
 	LD	B,D
 	EXX
+	;[ ] 04/01/2025 возвращение размера сектора
+	 EX	AF,AF'
+	 LD	A,XH
+	 LD	E,XL
+	 RL	E
+	 RLA
+	;
 	; SECTORS ON LOGICAL DISK
 	 LD	E,(IY+LOGDRV.SIZE_IN_SECTORS+0)
 	 LD	D,(IY+LOGDRV.SIZE_IN_SECTORS+1)
@@ -402,7 +409,19 @@ HGETPRM:
 	;[x] 17.12.2023 загрузка с активного раздела, а не с первого
 	 LD	C,(IY+LOGDRV.PARTITION_RECORD_NUM)	; номер партиции в MBR диска
 	;
-	EX	AF,AF'
+	;[ ] 04/01/2025 возвращение размера сектора
+	 ; 00	- undefined
+	 ; 01	- 128 bytes
+	 ; 02	- 256 bytes
+	 ; 04	- 512 bytes
+	 ; 08	- 1024 bytes
+	 ; 16	- 2048 bytes
+	 ; 32	- 4096 bytes
+	 ; 64	- 8192 bytes
+	 ; 128	- 16384 bytes
+	 ;EX	AF,AF'
+	 LD	B,A
+	;
 	LD	A,(IY+LOGDRV.PHISICAL_DRV_NUMBER)	;MASTER/SLAVE PHISICAL DRIVE NUMBER #80/#81/...
 	EX	AF,AF'
 	;
@@ -437,14 +456,14 @@ GBPB_H:	PUSH	IY
 	LD	L,A
 	;
 	LOGDRV_ENTRY_FIND LOGDRV
-	; !HARDCODE
-	LD	E,(IY+1)
-	LD	D,(IY+2)
-	LD	L,(IY+3)
-	LD	H,(IY+4)
+	;
+	LD	E,(IY+LOGDRV.SECTOR_OFFSET)
+	LD	D,(IY+LOGDRV.SECTOR_OFFSET+1)
+	LD	L,(IY+LOGDRV.SECTOR_OFFSET+2)
+	LD	H,(IY+LOGDRV.SECTOR_OFFSET+3)
 	LD	XL,E
 	LD	XH,D
-	LD	A,(IY+0)
+	LD	A,(IY+LOGDRV.SECTOR_OFFSET.PHISICAL_DRV_NUMBER)
 	POP	DE
 	POP	IY
 	LD	BC,1*256 + BIOS.DRV_READ
diff --git a/DSS/drivers/media/shared-drv.asm b/DSS/drivers/media/shared-drv.asm
index 97f01cc..7e9fa1e 100644
--- a/DSS/drivers/media/shared-drv.asm
+++ b/DSS/drivers/media/shared-drv.asm
@@ -149,37 +149,37 @@ INITDVC: XOR	A
 ; Инициировать таблицу переходов девайса.
 ; вход: de=адрес обработчика девайса
 ;       a=число девайсов (0=нет)
-MAKEDVC: LD	C,A
-	LD	HL,DRV_PAGE.LDRIVE	; ячейка номера посл. диска
-	ADD	A,(HL)
-	LD	(HL),A
-	;!TEST	;[ ] оптимизировать было лень
-	 CP	DSS_MAX_DRIVES_AMOUNT+1
-	 JR	C,1F
-	 LD	(HL),DSS_MAX_DRIVES_AMOUNT
-	 SUB	DSS_MAX_DRIVES_AMOUNT
-	 NEG
-	 ADD	C
-	 JP	2F
-	;
-1:	LD	A,C
-	OR	A
-	RET	Z		; нет девайсов
-2:	LD	C,0		; сбр.
-	LD	HL,(PDEVICE)	; тек. полож. в таблице
-.loop:	LD	(HL),C		; номер лог.драйва этого устройства
-	INC	HL
-	LD	(HL),E		; de=адрес обработчика
-	INC	HL
-	LD	(HL),D
-	INC	HL
-	INC	C		; ++номер драйва
-	DEC	A
-	JR	NZ,.loop
-	LD	(PDEVICE),HL
-	DEC	A
-	LD	(HL),A
-	RET 
+MAKEDVC:	LD	C,A
+		LD	HL,DRV_PAGE.LDRIVE	; ячейка номера посл. диска
+		ADD	A,(HL)
+		LD	(HL),A
+		;!TEST	;[ ] оптимизировать было лень
+		 CP	DSS_MAX_DRIVES_AMOUNT+1
+		 JR	C,1F
+		 LD	(HL),DSS_MAX_DRIVES_AMOUNT
+		 SUB	DSS_MAX_DRIVES_AMOUNT
+		 NEG
+		 ADD	C
+		 JP	2F
+		;
+1:		LD	A,C
+		OR	A
+		RET	Z		; нет девайсов
+2:		LD	C,0		; сбр.
+		LD	HL,(PDEVICE)	; тек. полож. в таблице
+.loop:		LD	(HL),C		; номер лог.драйва этого устройства
+		INC	HL
+		LD	(HL),E		; de=адрес обработчика
+		INC	HL
+		LD	(HL),D
+		INC	HL
+		INC	C		; ++номер драйва
+		DEC	A
+		JR	NZ,.loop
+		LD	(PDEVICE),HL
+		DEC	A
+		LD	(HL),A
+		RET 
 
 
 ;!FIXIT попеределывать тут вызовы через точки входа типа RST или вызовы типа LD C,0 : CALL HDDRIVE на прямые
@@ -192,10 +192,9 @@ INTDISK:
          CP	#FF
          JR	NZ,.noNeedRescan
          CP	C
-         ;JR	Z,INITDVC_RET_DRIVE
          JR	Z,ReScanDRV
-.noNeedRescan:
 	;
+.noNeedRescan:
 	PUSH	HL
 	PUSH	BC 
 		_CALC_DEVICE_ENTRY DEVICE
diff --git a/SHELL/Commands/INFO.ASM b/SHELL/Commands/INFO.ASM
index cb29be6..501b2b5 100644
--- a/SHELL/Commands/INFO.ASM
+++ b/SHELL/Commands/INFO.ASM
@@ -87,7 +87,7 @@ cmd_info:	CALL	Get_Path
 		POP	BC
 		PUSH	BC
 		LD	A,C
-		CP	"C"
+		CP	"C" - "A"
 		JR	C,.ItIsFDD
 		LD	DE,Dss.DRV.GenIOCTL.Enter
 		LD	BC,Dss.DRV.GenIOCTL.GetParams
@@ -98,18 +98,20 @@ cmd_info:	CALL	Get_Path
 		LD	DE,Buffers.bat_params.PRM5	; Drive size
 		CALL	ncopy_string
 		JR	.print_info_2
-		; HL:DE * 512 = A:HL:H'L'
+		; HL:DE * 512 = A:H'L':HL	;!HARDCODE sector size
 .calc_size:	RL	E
 		RL	D
 		RL	L
 		RL	H
-		LD	C,E
 		LD	A,H
+		EX	AF,AF
+		LD	A,E
 		LD	H,L
 		LD	L,D
 		EXX
-		LD	H,C
+		LD	H,A
 		LD	L,0
+		EX	AF,AF
 		JR	.convert_hex
 		;
 .Collect_Msg:	DZ	" A: <WAITING>\r" ; патчится буква драйва в цикле
diff --git a/SHELL/build.txt b/SHELL/build.txt
index 3fa694f..cb856a4 100644
--- a/SHELL/build.txt
+++ b/SHELL/build.txt
@@ -1 +1 @@
-437
\ No newline at end of file
+444
\ No newline at end of file
diff --git a/Shared_Includes b/Shared_Includes
index 6f28f9f..7ef1dd9 160000
--- a/Shared_Includes
+++ b/Shared_Includes
@@ -1 +1 @@
-Subproject commit 6f28f9f83e4737733b76053891bd9be121aed186
+Subproject commit 7ef1dd98b491068d5a9ded34f5ff51430b7fa7e7