diff --git a/Apps/Source/applvers.h b/Apps/Source/applvers.h
index 29992bc9..25e86c4c 100644
--- a/Apps/Source/applvers.h
+++ b/Apps/Source/applvers.h
@@ -1,14 +1,14 @@
 /************************************/
-/* applvers.h dwg - 2.5.0.14 Beta   */
+/* applvers.h dwg - 2.5.0.15        */
 /************************************/
 
 #define A_RMJ	2
 #define A_RMN	5
 #define A_RUP	0
-#define A_RTP	14
+#define A_RTP	15
 
 #define A_MONTH	6
-#define A_DAY	9
+#define A_DAY	16
 #define A_YEAR	2013
 #define A_YR	13
 
diff --git a/Apps/Source/applvers.lib b/Apps/Source/applvers.lib
index 7599ea5c..86f702e8 100644
--- a/Apps/Source/applvers.lib
+++ b/Apps/Source/applvers.lib
@@ -3,14 +3,14 @@
 A$RMJ	equ	2
 A$RMN	equ	5
 A$RUP	equ	0
-A$RTP	equ	14
+A$RTP	equ	15
 
 A$MONTH	equ	6
-A$DAY	equ	9
+A$DAY	equ	16
 A$YEAR	equ	2013
 
 date	macro
-dat	db	'  6/9/2013$'
+dat	db	'  6/16/2013$'
 	endm
 
 serial	macro
diff --git a/ReadMe.txt b/ReadMe.txt
index 8591f733..72958bae 100644
--- a/ReadMe.txt
+++ b/ReadMe.txt
@@ -8,8 +8,8 @@ Builders: Wayne Warthen (wwarthen@gmail.com)
           Douglas Goodall (douglas_goodall@mac.com)
           David Giles (vk5dg@internode.on.net)
 
-Updated: 2013-06-09
-Version: 2.5 Beta 14
+Updated: 2013-06-16
+Version: 2.5
 
 This is an adaptation of CP/M-80 2.2 and ZSDOS/ZCPR
 targeting ROMs for all N8VEM Z80 hardware variations
diff --git a/RomDsk/cfg_n8_2312/FDTST.COM b/RomDsk/cfg_n8_2312/FDTST.COM
index 5cd9f77c..8abda69f 100644
Binary files a/RomDsk/cfg_n8_2312/FDTST.COM and b/RomDsk/cfg_n8_2312/FDTST.COM differ
diff --git a/RomDsk/cfg_n8_2511/FDTST.COM b/RomDsk/cfg_n8_2511/FDTST.COM
index 5cd9f77c..8abda69f 100644
Binary files a/RomDsk/cfg_n8_2511/FDTST.COM and b/RomDsk/cfg_n8_2511/FDTST.COM differ
diff --git a/RomDsk/cfg_n8vem_dide/FDTST.COM b/RomDsk/cfg_n8vem_dide/FDTST.COM
index cf9544eb..2b9a49fd 100644
Binary files a/RomDsk/cfg_n8vem_dide/FDTST.COM and b/RomDsk/cfg_n8vem_dide/FDTST.COM differ
diff --git a/RomDsk/cfg_n8vem_diskio/FDTST.COM b/RomDsk/cfg_n8vem_diskio/FDTST.COM
index ebea0d52..bbeee3cd 100644
Binary files a/RomDsk/cfg_n8vem_diskio/FDTST.COM and b/RomDsk/cfg_n8vem_diskio/FDTST.COM differ
diff --git a/RomDsk/cfg_n8vem_diskio3/FDTST.COM b/RomDsk/cfg_n8vem_diskio3/FDTST.COM
index 6e85b8f8..d5e40c92 100644
Binary files a/RomDsk/cfg_n8vem_diskio3/FDTST.COM and b/RomDsk/cfg_n8vem_diskio3/FDTST.COM differ
diff --git a/RomDsk/cfg_s100_std/1200.COM b/RomDsk/cfg_s100_std/1200.COM
deleted file mode 100644
index d00960b0..00000000
Binary files a/RomDsk/cfg_s100_std/1200.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/38400.COM b/RomDsk/cfg_s100_std/38400.COM
deleted file mode 100644
index 6d81bc17..00000000
Binary files a/RomDsk/cfg_s100_std/38400.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/9600.COM b/RomDsk/cfg_s100_std/9600.COM
deleted file mode 100644
index 4727badf..00000000
Binary files a/RomDsk/cfg_s100_std/9600.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/FLASHZ.COM b/RomDsk/cfg_s100_std/FLASHZ.COM
deleted file mode 100644
index 853ae7d9..00000000
Binary files a/RomDsk/cfg_s100_std/FLASHZ.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/LDTIM.COM b/RomDsk/cfg_s100_std/LDTIM.COM
deleted file mode 100644
index 1b3e2d10..00000000
Binary files a/RomDsk/cfg_s100_std/LDTIM.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/RTC.COM b/RomDsk/cfg_s100_std/RTC.COM
deleted file mode 100644
index da0aebc1..00000000
Binary files a/RomDsk/cfg_s100_std/RTC.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/T5.COM b/RomDsk/cfg_s100_std/T5.COM
deleted file mode 100644
index ab55d759..00000000
Binary files a/RomDsk/cfg_s100_std/T5.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/VT3.COM b/RomDsk/cfg_s100_std/VT3.COM
deleted file mode 100644
index 6290a6d3..00000000
Binary files a/RomDsk/cfg_s100_std/VT3.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/XM.COM b/RomDsk/cfg_s100_std/XM.COM
deleted file mode 100644
index abcc6828..00000000
Binary files a/RomDsk/cfg_s100_std/XM.COM and /dev/null differ
diff --git a/RomDsk/cfg_s100_std/XM5.COM b/RomDsk/cfg_s100_std/XM5.COM
deleted file mode 100644
index 8ea2b661..00000000
Binary files a/RomDsk/cfg_s100_std/XM5.COM and /dev/null differ
diff --git a/RomDsk/cfg_zeta_ppp/FDTST.COM b/RomDsk/cfg_zeta_ppp/FDTST.COM
index 30e36f60..a693ded6 100644
Binary files a/RomDsk/cfg_zeta_ppp/FDTST.COM and b/RomDsk/cfg_zeta_ppp/FDTST.COM differ
diff --git a/RomDsk/cfg_zeta_std/FDTST.COM b/RomDsk/cfg_zeta_std/FDTST.COM
index 30e36f60..a693ded6 100644
Binary files a/RomDsk/cfg_zeta_std/FDTST.COM and b/RomDsk/cfg_zeta_std/FDTST.COM differ
diff --git a/Source/cbios.asm b/Source/cbios.asm
index d59f35d8..55a1d7f5 100644
--- a/Source/cbios.asm
+++ b/Source/cbios.asm
@@ -1582,7 +1582,7 @@ DPB_FD120:
 	.DW  	2		; OFF: RESERVED TRACKS = 2 TRKS * (512 B/SEC * 60 SEC/TRK) = 15K
 ;__________________________________________________________________________________________________
 ;
-; IBM 1.11MB 8" FLOPPY DRIVE, 74 TRKS, 15 SECS/TRK, 512 BYTES/SEC
+; IBM 1.11MB 8" FLOPPY DRIVE, 77 TRKS, 15 SECS/TRK, 512 BYTES/SEC
 ; BLOCKSIZE (BLS) = 2K, DIRECTORY ENTRIES = 256
 ;
 	.DB	(2048 / 128)	; RECORDS PER BLOCK (BLS / 128)
@@ -1591,7 +1591,7 @@ DPB_FD111:
 	.DB  	4		; BSH: BLOCK SHIFT FACTOR
 	.DB  	15		; BLM: BLOCK MASK
 	.DB  	0		; EXM: EXTENT MASK
-	.DW  	546		; DSM: TOTAL STORAGE IN BLOCKS - 1 BLK = ((1,110K - 15K OFF) / 2K BLS) - 1 = 546
+	.DW  	569		; DSM: TOTAL STORAGE IN BLOCKS - 1 BLK = ((1,155K - 15K OFF) / 2K BLS) - 1 = 569
 	.DW  	255		; DRM: DIR ENTRIES - 1 = 256 - 1 = 255
 	.DB  	11110000B	; AL0: DIR BLK BIT MAP, FIRST BYTE
 	.DB  	00000000B	; AL1: DIR BLK BIT MAP, SECOND BYTE
diff --git a/Source/fd.asm b/Source/fd.asm
index 606f2808..50cac0bd 100644
--- a/Source/fd.asm
+++ b/Source/fd.asm
@@ -128,6 +128,34 @@ CMD_DRVSTAT	.EQU	00000100B	; CMD,HDS/DS --> ST3
 CMD_SEEK	.EQU	00001111B	; CMD,HDS/DS --> <EMPTY>
 CMD_VERSION	.EQU	00010000B	; CMD --> ST0
 ;
+;
+; Specify Command:
+; +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+; |Byte |  7  |  6  |  5  |  4  |  3  |  2  |  1  |  0  |
+; +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+; |  0  |  0  |  0  |  0  |  0  |  0  |  0  |  1  |  1  |
+; |  1  | ----- STEP RATE ----- | -- HEAD UNLOAD TIME - |
+; |  2  | ------------ HEAD LOAD TIME ----------- | NDM |
+; +-----+-----+-----+-----+-----+-----+-----+-----+-----+
+;
+;
+; Step Rate (milliseconds):              Head Unload Time (milliseconds):       Head Load Time (milliseconds):                                                                   
+; +------+------+------+------+------+   +------+------+------+------+------+   +------+------+------+------+------+
+; |      |         BITRATE           |   |      |         BITRATE           |   |      |         BITRATE           |
+; |  VAL | 1.0M | 500K | 300K | 250K |   |  VAL | 1.0M | 500K | 300K | 250K |   |  VAL | 1.0M | 500K | 300K | 250K |
+; +------+------+------+------+------+   +------+------+------+------+------+   +------+------+------+------+------+
+; |    0 |  8.0 | 16.0 | 26.7 | 32.0 |   |    0 |  128 |  256 |  426 |  512 |   |    0 |  128 |  256 |  426 |  512 |
+; |    1 |  7.5 | 15.0 | 25.0 | 30.0 |   |    1 |    8 |   16 | 26.7 |   32 |   |    1 |    1 |    2 |  3.3 |    4 |
+; |    2 |  7.0 | 14.0 | 23.3 | 28.0 |   |    2 |   16 |   32 | 53.3 |   64 |   |    2 |    2 |    4 |  6.7 |    8 |
+; |  ... |  ... |  ... |  ... |  ... |   |  ... |  ... |  ... |  ... |  ... |   |  ... |  ... |  ... |  ... |  ... |
+; |   14 |  1.0 |  2.0 |  3.3 |  4.0 |   |   14 |  112 |  224 |  373 |  448 |   |  126 |  126 |  252 |  420 |  504 |
+; |   15 |  0.5 |  1.0 |  1.7 |  2.0 |   |   15 |  120 |  240 |  400 |  480 |   |  127 |  127 |  254 |  423 |  508 |
+; +------+------+------+------+------+   +------+------+------+------+------+   +------+------+------+------+------+
+;
+; IBM PS/2 CALLS FOR:
+;   STEP RATE: 3ms (6ms FOR ALL 41mm OR 720K DRIVES)
+;   HEAD LOAD TIME: 15ms
+; 
 ; STATIC CONFIGURATION, NEVER CHANGES (PRIVATE)
 ;
 FCD_MT		.EQU	000H		; MULTI-TRACK, WE DON'T USE, SET TO 0
@@ -145,8 +173,8 @@ FCD_PC720	.DB	050H		; NUMBER OF CYLINDERS
 		.DW	200H		; SECTOR SIZE IN BYTES
 		.DB	02AH		; GAP LENGTH (R/W)
 		.DB	050H		; GAP LENGTH (FORMAT)
-		.DB	0DFH		; SRT/HUT: STEP RATE, IBM PS/2 CALLS FOR 3ms, 0DH = 3ms SRT, HEAD UNLOAD TIME
-		.DB	005H		; HLT/ND: HEAD LOAD TIME, IBM PS/2 CALLS FOR 15ms 08H = 16ms HUT
+		.DB	(13 << 4) | 0	; SRT = 6ms, HUT = 512ms
+		.DB	(4 << 1) | 1	; HLT = 16ms, ND = YES
 		.DB	DOR_BR250	; DOR
 		.DB	DCR_BR250	; DCR
 		.IF	(($ - FCD_PC720) != FCD_LEN)
@@ -161,8 +189,8 @@ FCD_PC144	.DB	050H		; NUMBER OF CYLINDERS
 		.DW	200H		; SECTOR SIZE IN BYTES
 		.DB	01BH		; GAP LENGTH (R/W)
 		.DB	06CH		; GAP LENGTH (FORMAT)
-		.DB	0DFH		; SRT/HUT: STEP RATE, IBM PS/2 CALLS FOR 3ms, 0DH = 3ms SRT, HEAD UNLOAD TIME
-		.DB	009H		; HLT/ND: HEAD LOAD TIME, IBM PS/2 CALLS FOR 15ms 08H = 16ms HUT
+		.DB	(13 << 4) | 0	; SRT = 3ms, HUT = 256ms
+		.DB	(8 << 1) | 1	; HLT = 16ms, ND = YES
 		.DB	DOR_BR500	; DOR
 		.DB	DCR_BR500	; DCR
 		.IF	(($ - FCD_PC144) != FCD_LEN)
@@ -177,8 +205,8 @@ FCD_PC360	.DB	028H		; NUMBER OF CYLINDERS
 		.DW	200H		; SECTOR SIZE IN BYTES
 		.DB	02AH		; GAP LENGTH (R/W)
 		.DB	050H		; GAP LENGTH (FORMAT)
-		.DB	0DFH		; SRT/HUT: STEP RATE, IBM PS/2 CALLS FOR 3ms, 0DH = 3ms SRT, HEAD UNLOAD TIME
-		.DB	005H		; HLT/ND: HEAD LOAD TIME, IBM PS/2 CALLS FOR 15ms 08H = 16ms HUT
+		.DB	(13 << 4) | 0	; SRT = 6ms, HUT = 512ms
+		.DB	(4 << 1) | 1	; HLT = 16ms, ND = YES
 		.DB	DOR_BR250	; DOR
 		.DB	DCR_BR250	; DCR
 		.IF	(($ - FCD_PC360) != FCD_LEN)
@@ -193,15 +221,15 @@ FCD_PC120	.DB	050H		; NUMBER OF CYLINDERS
 		.DW	200H		; SECTOR SIZE IN BYTES
 		.DB	01BH		; GAP LENGTH (R/W)
 		.DB	054H		; GAP LENGTH (FORMAT)
-		.DB	0DFH		; SRT/HUT: STEP RATE, IBM PS/2 CALLS FOR 3ms, 0DH = 3ms SRT, HEAD UNLOAD TIME
-		.DB	009H		; HLT/ND: HEAD LOAD TIME, IBM PS/2 CALLS FOR 15ms 08H = 16ms HUT
+		.DB	(10 << 4) | 0	; SRT = 6ms, HUT = 256ms
+		.DB	(8 << 1) | 1	; HLT = 16ms, ND = YES
 		.DB	DOR_BR500	; DOR
 		.DB	DCR_BR500	; DCR
 		.IF	(($ - FCD_PC120) != FCD_LEN)
 		.ECHO	"*** FCD_PC120 SIZE ERROR!!! ***\n"
 		.ENDIF
 ;
-FCD_PC111	.DB	04AH		; NUMBER OF CYLINDERS
+FCD_PC111	.DB	04DH		; NUMBER OF CYLINDERS
 		.DB	002H		; NUMBER OF HEADS
 		.DB	00FH		; NUMBER OF SECTORS
 		.DB	001H		; START OF TRACK (ID OF FIRST SECTOR, USUALLY 1)
@@ -209,8 +237,8 @@ FCD_PC111	.DB	04AH		; NUMBER OF CYLINDERS
 		.DW	200H		; SECTOR SIZE IN BYTES
 		.DB	01BH		; GAP LENGTH (R/W)
 		.DB	054H		; GAP LENGTH (FORMAT)
-		.DB	0DFH		; SRT/HUT: STEP RATE, IBM PS/2 CALLS FOR 3ms, 0DH = 3ms SRT, HEAD UNLOAD TIME
-		.DB	009H		; HLT/ND: HEAD LOAD TIME, IBM PS/2 CALLS FOR 15ms 08H = 16ms HUT
+		.DB	(13 << 4) | 0	; SRT = 3ms, HUT = 256ms
+		.DB	(25 << 1) | 1	; HLT = 50ms, ND = YES
 		.DB	DOR_BR500	; DOR
 		.DB	DCR_BR500	; DCR
 		.IF	(($ - FCD_PC111) != FCD_LEN)
@@ -285,23 +313,23 @@ DCR_BR500	.EQU	00H		; 500KBPS
 ;
 ; FDC COMMAND STRINGS
 ;
-FCS_NOP:		.TEXT	"NOP$"
-FCS_READ:		.TEXT	"READ$"
-FCS_READDEL:		.TEXT	"READDEL$"
-FCS_WRITE:		.TEXT	"WRITE$"
-FCS_WRITEDEL:		.TEXT	"WRITEDEL$"
-FCS_READTRK:		.TEXT	"READTRK$"
-FCS_READID:		.TEXT	"READID$"
-FCS_FMTTRK:		.TEXT	"FMTTRK$"
-FCS_SCANEQ:		.TEXT	"SCANEQ$"
-FCS_SCANLOEQ:		.TEXT	"SCANLOEQ$"
-FCS_SCANHIEQ:		.TEXT	"SCANHIEQ$"
-FCS_RECAL:		.TEXT	"RECAL$"
-FCS_SENSEINT:		.TEXT	"SENSEINT$"
-FCS_SPECIFY:		.TEXT	"SPECIFY$"
-FCS_DRVSTAT:		.TEXT	"DRVSTAT$"
-FCS_SEEK:		.TEXT	"SEEK$"
-FCS_VERSION:		.TEXT	"VER$"
+FCS_NOP		.DB	"NOP$"
+FCS_READ	.DB	"READ$"
+FCS_READDEL	.DB	"READDEL$"
+FCS_WRITE	.DB	"WRITE$"
+FCS_WRITEDEL	.DB	"WRITEDEL$"
+FCS_READTRK	.DB	"READTRK$"
+FCS_READID	.DB	"READID$"
+FCS_FMTTRK	.DB	"FMTTRK$"
+FCS_SCANEQ	.DB	"SCANEQ$"
+FCS_SCANLOEQ	.DB	"SCANLOEQ$"
+FCS_SCANHIEQ	.DB	"SCANHIEQ$"
+FCS_RECAL	.DB	"RECAL$"
+FCS_SENSEINT	.DB	"SENSEINT$"
+FCS_SPECIFY	.DB	"SPECIFY$"
+FCS_DRVSTAT	.DB	"DRVSTAT$"
+FCS_SEEK	.DB	"SEEK$"
+FCS_VERSION	.DB	"VER$"
 ;
 ; FDC COMMAND TABLE
 ;
@@ -938,6 +966,27 @@ FC_SETDOR
 #ENDIF
 	RET
 ;
+; SET FST_DCR
+;
+#IF ((FDMODE == FDMODE_DIDE) | (FDMODE == FDMODE_N8))
+;
+FC_SETDCR
+	LD	(FST_DCR),A
+	OUT	(FDC_DCR),A
+#IF (FDTRACE >= 3)
+	CALL	NEWLINE
+	LD	DE,FDSTR_DCR
+	CALL	WRITESTR
+	LD	DE,FDSTR_ARROW
+	CALL	WRITESTR
+	CALL	PC_SPACE
+	LD	A,(FST_DCR)
+	CALL	PRTHEXBYTE
+#ENDIF
+	RET
+;
+#ENDIF
+;
 ; RESET FDC BY PULSING BIT 7 OF LATCH LOW
 ;
 FC_RESETFDC:
@@ -1004,38 +1053,38 @@ FC_MOTORON:
 #ENDIF
 #IF ((FDMODE == FDMODE_DIDE) | (FDMODE == FDMODE_N8))
 	; SETUP DCR FOR DIDE HARDWARE
-	LD	A,(FCD_DCR)
-	OUT	(FDC_DCR),A
+	LD	A,(FCD_DCR)	; GET NEW DCR VALUE
+	CALL	FC_SETDCR	; AND IMPLEMENT IT
 
-	LD	HL,FST_DOR		; POINT TO FDC_DOR
-	LD	A,(HL)			; START WITH CURRENT DOR
+	LD	HL,FST_DOR	; POINT TO FDC_DOR
+	LD	A,(HL)		; START WITH CURRENT DOR
 	PUSH	AF
-	AND	11111100B		; GET RID OF ANY ACTIVE DS BITS
-	LD	C,A			; SAVE IT FOR NOW
-	LD	A,(FCD_DS)		; NOW GET CURRENT DS
-	LD	B,A			; PUT IN B FOR LATER
-	OR	C			; COMBINE WITH SAVED DOR
-	LD	C,A			; RE-SAVE IT
-	INC	B			; SET UP B AS LOOP COUNTER (DS + 1)
-	LD	A,00001000B		; STARTING BIT PATTERN FOR MOTOR
+	AND	11111100B	; GET RID OF ANY ACTIVE DS BITS
+	LD	C,A		; SAVE IT FOR NOW
+	LD	A,(FCD_DS)	; NOW GET CURRENT DS
+	LD	B,A		; PUT IN B FOR LATER
+	OR	C		; COMBINE WITH SAVED DOR
+	LD	C,A		; RE-SAVE IT
+	INC	B		; SET UP B AS LOOP COUNTER (DS + 1)
+	LD	A,00001000B	; STARTING BIT PATTERN FOR MOTOR
 FC_MOTORON1:
-	RLA				; SHIFT LEFT
-	DJNZ	FC_MOTORON1		; DS TIMES
-	OR	C			; COMBINE WITH SAVED
-	LD	(HL),A			; COMMIT THE NEW VALUE TO FST_DOR
-	CALL	FC_SETDOR		; OUTPUT TO CONTROLLER
+	RLA			; SHIFT LEFT
+	DJNZ	FC_MOTORON1	; DS TIMES
+	OR	C		; COMBINE WITH SAVED
+	LD	(HL),A		; COMMIT THE NEW VALUE TO FST_DOR
+	CALL	FC_SETDOR	; OUTPUT TO CONTROLLER
 
 	LD	C,A
 	POP	AF
 	CP	C
-	RET	Z			; MOTOR WAS PREVIOUSLY ON
+	RET	Z		; MOTOR WAS PREVIOUSLY ON
 #ENDIF
 
 #IF (FDTRACE >= 3)
 	LD	DE,FDSTR_MOTDELAY
 	CALL	WRITESTR
 #ENDIF
-	CALL	LDELAY			; DELAY FOR MOTOR SPINUP IF NOT PREVIOUSLY ON
+	CALL	LDELAY		; DELAY FOR MOTOR SPINUP IF NOT PREVIOUSLY ON
 	RET
 ;
 ; SET FST_DOR FOR MOTOR CONTROL OFF
@@ -1046,7 +1095,7 @@ FC_MOTOROFF:
 	CALL	NZ,FD_FDCRESET
 	
 	LD	A,DOR_INIT
-	CALL	FC_SETDOR		; OUTPUT TO CONTROLLER
+	CALL	FC_SETDOR	; OUTPUT TO CONTROLLER
 	
 #IF (FDTRACE >= 3)	
 	LD	DE,FDSTR_MOTOFF
@@ -1104,7 +1153,7 @@ FOP_CMD4:	; START OF STATUS LOOP, WAIT FOR FDC TO BE READY FOR BYTE
 	CP	0C0H		; HMMMM... RQM=1 & DIO=1, FDC WANTS TO SEND US DATA, UNEXPECTED
 	JR	Z,FOP_RES	; GO IMMEDIATELY TO RESULTS???
 	DJNZ	FOP_CMD4	; LOOP TILL COUNTER EXHAUSTED
-	JR	FOP_TOSNDCMD	; COUNTER EXHAUSTED, TIMEOUT / EXIT
+	JP	FOP_TOSNDCMD	; COUNTER EXHAUSTED, TIMEOUT / EXIT
 
 FOP_CMD6:	; SEND NEXT BYTE
 	LD	A,(HL)		; POINT TO NEXT BYTE TO SEND
@@ -1131,6 +1180,10 @@ FOP_X1:
 ;
 ; RESULTS PHASE
 ;
+; 1) CHECK FST_RC AND BAIL OUT IF SET???
+; 2) COMPARE MSR CHECKING TO FXR_NULL (WHICH IS RIGHT?)
+; 3) WHEN DUMPING FRB, USE THE RECORDED LENGTH???
+;
 FOP_RES:
 	LD	HL,FRB			; POINT TO RECEIVE BUFFER
 
@@ -1292,8 +1345,11 @@ FXR_NOP:
 ;
 ; NULL EXECUTION, NO DATA TO READ/WRITE (USED BY READID)
 ;
+; DO NOTHING, BUT WAIT FOR FDC READY.  LOOP NEEDS TO ALLOW FOR
+; 2 FULL ROTATIONS OF THE DISK WHICH IS 400ms AT 300RPM 
+;
 FXR_NULL:
-	LD	BC,1000H		; BC IS LOOP COUNTER, 4096 ITERATIONS
+	LD	BC,$4000		; LOOP COUNTER, $4000 * 25us = 410ms
 FXR_NULL1:
 	CALL	DELAY
 	IN	A,(FDC_MSR)		; GET MSR
@@ -1552,6 +1608,7 @@ FDSTR_MOTON	.TEXT	"\r\nMOTOR ON$"
 FDSTR_MOTOFF	.TEXT	"\r\nMOTOR OFF$"
 FDSTR_MOTDELAY	.TEXT	"\r\nMOTOR DELAY$"
 FDSTR_DOR	.TEXT	"DOR$"
+FDSTR_DCR	.TEXT	"DCR$"
 FDSTR_RESETFDC	.TEXT	"\r\nRESET FDC$"
 FDSTR_SELECT	.TEXT	"\r\nSELECT: $"
 #ENDIF		; (FDTRACE >= 3)
@@ -1582,6 +1639,7 @@ FCP_BUFSIZ	.EQU	$-FCP_BUF
 ;
 FST_RC		.DB	00H
 FST_DOR		.DB	00H
+FST_DCR		.DB	00H
 ;
 ; FDC RESULTS BUFFER
 ;
diff --git a/Source/fd_dph.asm b/Source/fd_dph.asm
index 7cab05ba..8b60556f 100644
--- a/Source/fd_dph.asm
+++ b/Source/fd_dph.asm
@@ -56,7 +56,7 @@ CKS_FD120	.EQU	64		; CKS: DIR ENT / 4 = 256 / 4 = 64
 ALS_FD120	.EQU	74		; ALS: BLKS / 8 = 592 / 8 = 74 (ROUNDED UP)
 ;
 CKS_FD111	.EQU	64		; CKS: DIR ENT / 4 = 256 / 4 = 64
-ALS_FD111	.EQU	69		; ALS: BLKS / 8 = 592 / 8 = 74 (ROUNDED UP)
+ALS_FD111	.EQU	72		; ALS: BLKS / 8 = 570 / 8 = 72 (ROUNDED UP)
 ;
 #IF (FDMAUTO)
 ; ASSUME WORST CASE SIZES
diff --git a/Source/kbd.asm b/Source/kbd.asm
index 60d7c8b9..8806dfa5 100644
--- a/Source/kbd.asm
+++ b/Source/kbd.asm
@@ -22,7 +22,7 @@ KBD_DATA	.EQU	KBD_IOBASE + $02
 ;
 ; TIMING CONSTANTS
 ;
-KBD_WAITTO	.EQU	150
+KBD_WAITTO	.EQU	0	; 0 IS MAX WAIT (256)
 ;
 ; STATUS BITS (FOR KBD_STATUS)
 ;
diff --git a/Source/ver.inc b/Source/ver.inc
index f6cd57bf..5838de1b 100644
--- a/Source/ver.inc
+++ b/Source/ver.inc
@@ -1,7 +1,7 @@
 #DEFINE	RMJ	2
 #DEFINE	RMN	5
 #DEFINE	RUP	0
-#DEFINE	RTP	14
+#DEFINE	RTP	15
 #DEFINE BIOSVER	"2.5"
-#DEFINE BIOSBLD "Prerelease Build 14"
+#DEFINE BIOSBLD "Build 15"
 #DEFINE REVISION 412