diff --git a/Source/HBIOS/Config/EZZ80_easy_std.asm b/Source/HBIOS/Config/EZZ80_easy_std.asm
index 3a67a458..233eb784 100644
--- a/Source/HBIOS/Config/EZZ80_easy_std.asm
+++ b/Source/HBIOS/Config/EZZ80_easy_std.asm
@@ -77,7 +77,7 @@ SIO0ACLK	.SET	1843200		; SIO 0A: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372
 SIO0BCLK	.SET	1843200		; SIO 0B: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VRCENABLE	.SET	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
diff --git a/Source/HBIOS/Config/EZZ80_tiny_std.asm b/Source/HBIOS/Config/EZZ80_tiny_std.asm
index 573edb12..c4f779c5 100644
--- a/Source/HBIOS/Config/EZZ80_tiny_std.asm
+++ b/Source/HBIOS/Config/EZZ80_tiny_std.asm
@@ -81,7 +81,7 @@ SIO0ACLK	.SET	1843200		; SIO 0A: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372
 SIO0BCLK	.SET	1843200		; SIO 0B: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VRCENABLE	.SET	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
diff --git a/Source/HBIOS/Config/GMZ180_std.asm b/Source/HBIOS/Config/GMZ180_std.asm
index 5cd13389..cc9de002 100644
--- a/Source/HBIOS/Config/GMZ180_std.asm
+++ b/Source/HBIOS/Config/GMZ180_std.asm
@@ -71,7 +71,7 @@ ACIAENABLE	.SET	FALSE		; ACIA: ENABLE MOTOROLA 6850 ACIA DRIVER (ACIA.ASM)
 SIOENABLE	.SET	FALSE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/HEATH_std.asm b/Source/HBIOS/Config/HEATH_std.asm
index ec984d81..f215ae3a 100644
--- a/Source/HBIOS/Config/HEATH_std.asm
+++ b/Source/HBIOS/Config/HEATH_std.asm
@@ -58,7 +58,7 @@ INTRTCENABLE	.SET	TRUE		; ENABLE PERIODIC INTERRUPT CLOCK DRIVER (INTRTC.ASM)
 UARTENABLE	.SET	TRUE		; UART: ENABLE 8250/16550-LIKE SERIAL DRIVER (UART.ASM)
 ;
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 ;
diff --git a/Source/HBIOS/Config/RCEZ80_std.asm b/Source/HBIOS/Config/RCEZ80_std.asm
index 52173c93..94671ff0 100644
--- a/Source/HBIOS/Config/RCEZ80_std.asm
+++ b/Source/HBIOS/Config/RCEZ80_std.asm
@@ -47,31 +47,31 @@
 ;
 #INCLUDE "cfg_RCEZ80.asm"
 ;
+BOOT_TIMEOUT	.SET	-1		; AUTO BOOT TIMEOUT IN SECONDS, -1 TO DISABLE, 0 FOR IMMEDIATE
+BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
+AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+;
 CPUOSC		.SET	20000000	; CPU OSC FREQ IN MHZ
 ;
 FPLED_ENABLE	.SET	TRUE		; FP: ENABLES FRONT PANEL LEDS
 FPSW_ENABLE	.SET	TRUE		; FP: ENABLES FRONT PANEL SWITCHES
+LCDENABLE	.SET	TRUE		; ENABLE LCD DISPLAY
 CRTACT		.SET	FALSE		; ACTIVATE CRT (VDU,CVDU,PROPIO,ETC) AT STARTUP
 VDAEMU_SERKBD	.SET	$FF		; VDA EMULATION: SERIAL KBD UNIT #, OR $FF FOR HW KBD
-;;
+;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
 TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
-TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
-VRCENABLE	.SET	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
-EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
 ;
 FDENABLE	.SET	TRUE		; FD: ENABLE FLOPPY DISK DRIVER (FD.ASM)
 FDMODE		.SET	FDMODE_RCWDC	; FD: DRIVER MODE: FDMODE_[DIO|ZETA|ZETA2|DIDE|N8|DIO3|RCSMC|RCWDC|DYNO|EPFDC|MBC]
+FD0TYPE		.SET	FDT_3HD		; FD 0: DRIVE TYPE: FDT_[3DD|3HD|5DD|5HD|8]
+FD1TYPE		.SET	FDT_3HD		; FD 1: DRIVE TYPE: FDT_[3DD|3HD|5DD|5HD|8]
 ;
 IDEENABLE	.SET	TRUE		; IDE: ENABLE IDE DISK DRIVER (IDE.ASM)
 ;
 PPIDEENABLE	.SET	TRUE		; PPIDE: ENABLE PARALLEL PORT IDE DISK DRIVER (PPIDE.ASM)
 ;
-SDENABLE	.SET	TRUE		; SD: ENABLE SD CARD DISK DRIVER (SD.ASM)
-SDMODE		.SET	SDMODE_PIO	; SD: DRIVER MODE: SDMODE_[JUHA|N8|CSIO|PPI|UART|DSD|MK4|SC|MT|USR|PIO|Z80R|EPITX|FZ80|GM|EZ512|K80W]
-SDCNT		.SET	1		; SD: NUMBER OF SD CARD DEVICES (1-2), FOR DSD/SC/MT ONLY
-;
 CHENABLE	.SET	TRUE		; CH: ENABLE CH375/376 USB SUPPORT
 CHNATIVEENABLE	.SET	FALSE		; CH376: ENABLE CH376 NATIVE USB DRIVER
 CHSCSIENABLE	.SET	FALSE		; CH376: ENABLE CH376 NATIVE MASS STORAGE DEVICES (REQUIRES CHNATIVEENABLE)
@@ -83,7 +83,17 @@ PRPENABLE	.SET	FALSE		; PRP: ENABLE ECB PROPELLER IO BOARD DRIVER (PRP.ASM)
 ;
 LPTENABLE	.SET	FALSE		; LPT: ENABLE CENTRONICS PRINTER DRIVER (LPT.ASM)
 ;
-IMMENABLE	.SET	FALSE		; IMM: ENABLE IMM DISK DRIVER (IMM.ASM)
+PPAENABLE	.SET	FALSE		; PPA: ENABLE IOMEGA ZIP DRIVE (PPA) DISK DRIVER (PPA.ASM)
+IMMENABLE	.SET	FALSE		; IMM: ENABLE IOMEGA ZIP PLUS DRIVE (IMM) DISK DRIVER (IMM.ASM)
+;
+CHNATIVEENABLE		.SET	FALSE	; CH376: ENABLE CH376 NATIVE USB DRIVER
+CHSCSIENABLE		.SET	FALSE	; CH376: ENABLE CH376 NATIVE MASS STORAGE DEVICES (REQUIRES CHNATIVEENABLE)
+CHUFIENABLE		.SET	FALSE	; CH376: ENABLE CH376 NATIVE UFI FLOPPY DISK DEVICES (REQUIRES CHNATIVEENABLE)
+CHNATIVEEZ80		.SET	TRUE	; CH376: DELEGATE USB DRIVERS TO EZ80'S FIRMWARE
+CHNATIVEFORCE		.SET	FALSE	; CH376: DISABLE AUTO-DETECTION OF MODULE - ASSUME ITS INSTALLED
+_CH376_DATA_PORT	.SET	$FF88	; CH376: DATA PORT
+_CH376_COMMAND_PORT	.SET	$FF89	; CH376: COMMAND PORT
+_USB_MODULE_LEDS	.SET	$FF8A	; CH376: LED CONTROL PORT
 ;
 SN76489ENABLE	.SET	FALSE		; SN: ENABLE SN76489 SOUND DRIVER
 ;
diff --git a/Source/HBIOS/Config/RCZ280_ext_std.asm b/Source/HBIOS/Config/RCZ280_ext_std.asm
index d58bef05..150fe190 100644
--- a/Source/HBIOS/Config/RCZ280_ext_std.asm
+++ b/Source/HBIOS/Config/RCZ280_ext_std.asm
@@ -76,7 +76,7 @@ Z2UENABLE	.SET	TRUE		; Z2U: ENABLE Z280 UART SERIAL DRIVER (Z2U.ASM)
 SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 VRCENABLE	.SET	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/RCZ280_nat_std.asm b/Source/HBIOS/Config/RCZ280_nat_std.asm
index 17395b22..df5d221c 100644
--- a/Source/HBIOS/Config/RCZ280_nat_std.asm
+++ b/Source/HBIOS/Config/RCZ280_nat_std.asm
@@ -76,7 +76,7 @@ Z2UENABLE	.SET	TRUE		; Z2U: ENABLE Z280 UART SERIAL DRIVER (Z2U.ASM)
 SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 VRCENABLE	.SET	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/RCZ280_zz80mb_std.asm b/Source/HBIOS/Config/RCZ280_zz80mb_std.asm
index 32c7c61a..121b17ed 100644
--- a/Source/HBIOS/Config/RCZ280_zz80mb_std.asm
+++ b/Source/HBIOS/Config/RCZ280_zz80mb_std.asm
@@ -80,7 +80,7 @@ Z2U0HFC		.SET	TRUE		; Z2U 0: ENABLE HARDWARE FLOW CONTROL
 SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 VRCENABLE	.SET	TRUE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/RCZ280_zzrcc_ram_std.asm b/Source/HBIOS/Config/RCZ280_zzrcc_ram_std.asm
index 2ef401a7..3feb0051 100644
--- a/Source/HBIOS/Config/RCZ280_zzrcc_ram_std.asm
+++ b/Source/HBIOS/Config/RCZ280_zzrcc_ram_std.asm
@@ -84,7 +84,7 @@ Z2U0HFC		.SET	TRUE		; Z2U0: ENABLE HARDWARE FLOW CONTROL
 SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 VRCENABLE	.SET	TRUE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/RCZ280_zzrcc_std.asm b/Source/HBIOS/Config/RCZ280_zzrcc_std.asm
index 48ade3d5..c0e9468b 100644
--- a/Source/HBIOS/Config/RCZ280_zzrcc_std.asm
+++ b/Source/HBIOS/Config/RCZ280_zzrcc_std.asm
@@ -84,7 +84,7 @@ Z2U0HFC		.SET	TRUE		; Z2U0: ENABLE HARDWARE FLOW CONTROL
 SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 VRCENABLE	.SET	TRUE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
 EFENABLE	.SET	FALSE		; EF: ENABLE EF9345 VIDEO DRIVER (EF.ASM)
diff --git a/Source/HBIOS/Config/RCZ80_coleco_std.asm b/Source/HBIOS/Config/RCZ80_coleco_std.asm
index 96220e8c..579ed051 100644
--- a/Source/HBIOS/Config/RCZ80_coleco_std.asm
+++ b/Source/HBIOS/Config/RCZ80_coleco_std.asm
@@ -95,7 +95,7 @@ SIO0BCLK	.SET	7372800		; SIO 0B: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372
 SCCENABLE	.SET	FALSE		; SCC: ENABLE ZILOG SCC SERIAL DRIVER (SCC.ASM)
 ;
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_COLECO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_COLECO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 ;
diff --git a/Source/HBIOS/Config/RCZ80_zrc_ram_std.asm b/Source/HBIOS/Config/RCZ80_zrc_ram_std.asm
index 912c693e..bda8dab6 100644
--- a/Source/HBIOS/Config/RCZ80_zrc_ram_std.asm
+++ b/Source/HBIOS/Config/RCZ80_zrc_ram_std.asm
@@ -78,7 +78,7 @@ SIOENABLE	.SET	TRUE		; SIO: ENABLE ZILOG SIO SERIAL DRIVER (SIO.ASM)
 SCCENABLE	.SET	FALSE		; SCC: ENABLE ZILOG SCC SERIAL DRIVER (SCC.ASM)
 ;
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VRCENABLE	.SET	TRUE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
diff --git a/Source/HBIOS/cfg_DUO.asm b/Source/HBIOS/cfg_DUO.asm
index 99c9a6f0..d6e2b09d 100644
--- a/Source/HBIOS/cfg_DUO.asm
+++ b/Source/HBIOS/cfg_DUO.asm
@@ -250,7 +250,7 @@ CVDUMODE	.SET	CVDUMODE_MBC	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_CGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_DUO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_DUO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_DYNO.asm b/Source/HBIOS/cfg_DYNO.asm
index a331d983..9097c4b4 100644
--- a/Source/HBIOS/cfg_DYNO.asm
+++ b/Source/HBIOS/cfg_DYNO.asm
@@ -266,7 +266,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_EPITX.asm b/Source/HBIOS/cfg_EPITX.asm
index feb67ef3..036569c9 100644
--- a/Source/HBIOS/cfg_EPITX.asm
+++ b/Source/HBIOS/cfg_EPITX.asm
@@ -262,7 +262,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_EZZ80.asm b/Source/HBIOS/cfg_EZZ80.asm
index 904f8486..fb5a9c61 100644
--- a/Source/HBIOS/cfg_EZZ80.asm
+++ b/Source/HBIOS/cfg_EZZ80.asm
@@ -293,7 +293,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_GMZ180.asm b/Source/HBIOS/cfg_GMZ180.asm
index dc1a802f..f75be547 100644
--- a/Source/HBIOS/cfg_GMZ180.asm
+++ b/Source/HBIOS/cfg_GMZ180.asm
@@ -261,7 +261,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_HEATH.asm b/Source/HBIOS/cfg_HEATH.asm
index cbec333f..9ce4c7b1 100644
--- a/Source/HBIOS/cfg_HEATH.asm
+++ b/Source/HBIOS/cfg_HEATH.asm
@@ -271,7 +271,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_MASTER.asm b/Source/HBIOS/cfg_MASTER.asm
index cee14cb0..afcde822 100644
--- a/Source/HBIOS/cfg_MASTER.asm
+++ b/Source/HBIOS/cfg_MASTER.asm
@@ -353,7 +353,7 @@ GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 GDCMODE		.EQU	GDCMODE_RPH	; GDC: GDC MODE: GDCMODE_[NONE|ECB|RPH]
 GDCMON		.EQU	GDCMON_EGA      ; GDC: GDC MONITOR SETUP: GDCMON_[NONE|CGA|EGA]
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.EQU	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_MBC.asm b/Source/HBIOS/cfg_MBC.asm
index 9ec39a1a..68efead5 100644
--- a/Source/HBIOS/cfg_MBC.asm
+++ b/Source/HBIOS/cfg_MBC.asm
@@ -243,7 +243,7 @@ CVDUMODE	.SET	CVDUMODE_MBC	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_CGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MBC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MBC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_MK4.asm b/Source/HBIOS/cfg_MK4.asm
index 69993471..215e7481 100644
--- a/Source/HBIOS/cfg_MK4.asm
+++ b/Source/HBIOS/cfg_MK4.asm
@@ -238,7 +238,7 @@ CVDUMODE	.SET	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_MON.asm b/Source/HBIOS/cfg_MON.asm
index 321eed83..5071cac6 100644
--- a/Source/HBIOS/cfg_MON.asm
+++ b/Source/HBIOS/cfg_MON.asm
@@ -268,7 +268,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_MSX.asm b/Source/HBIOS/cfg_MSX.asm
index 51bf3147..d2a69a2e 100644
--- a/Source/HBIOS/cfg_MSX.asm
+++ b/Source/HBIOS/cfg_MSX.asm
@@ -271,7 +271,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSXMKY	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSXMKY	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9938/V9958
 TMSTIMENABLE	.SET	TRUE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_N8.asm b/Source/HBIOS/cfg_N8.asm
index 26157ba2..52f272f4 100644
--- a/Source/HBIOS/cfg_N8.asm
+++ b/Source/HBIOS/cfg_N8.asm
@@ -242,7 +242,7 @@ CVDUMODE	.SET	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_N8PC.asm b/Source/HBIOS/cfg_N8PC.asm
index e2ce29c8..547d0c67 100644
--- a/Source/HBIOS/cfg_N8PC.asm
+++ b/Source/HBIOS/cfg_N8PC.asm
@@ -255,7 +255,7 @@ CVDUMODE	.SET	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_N8PC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_N8PC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_NABU.asm b/Source/HBIOS/cfg_NABU.asm
index 94a7e30d..68f9c163 100644
--- a/Source/HBIOS/cfg_NABU.asm
+++ b/Source/HBIOS/cfg_NABU.asm
@@ -271,7 +271,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_NABU	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_NABU	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	TRUE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	TRUE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_RC2014.asm b/Source/HBIOS/cfg_RC2014.asm
index c5dbfed1..aac23853 100644
--- a/Source/HBIOS/cfg_RC2014.asm
+++ b/Source/HBIOS/cfg_RC2014.asm
@@ -272,7 +272,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_RCEZ80.asm b/Source/HBIOS/cfg_RCEZ80.asm
index 1a01a265..92c24de5 100644
--- a/Source/HBIOS/cfg_RCEZ80.asm
+++ b/Source/HBIOS/cfg_RCEZ80.asm
@@ -42,10 +42,10 @@
 ; ".SET" TO OVERRIDE SETTINGS.  THE ASSEMBLER WILL ERROR IF YOU ATTEMPT
 ; TO USE ".EQU" BECAUSE IT WON'T LET YOU REDEFINE A SETTING WITH ".EQU".
 ;
-#DEFINE PLATFORM_NAME "RCBus", " [", CONFIG, "]"
+#DEFINE PLATFORM_NAME	"RCBus", " [", CONFIG, "]"	; TEXT LABEL OF THIS CONFIG IN STARTUP MESSAGES
 #DEFINE	BOOT_DEFAULT	"H"		; DEFAULT BOOT LOADER CMD FOR EMPTY CMD LINE
 #DEFINE AUTO_CMD	""		; AUTO CMD WHEN BOOT_TIMEOUT IS ENABLED
-#DEFINE DEFSERCFG SER_115200_8N1 | SER_RTS
+#DEFINE DEFSERCFG	SER_115200_8N1 | SER_RTS	; DEFAULT SERIAL CONFIGURATION
 ;
 #INCLUDE "cfg_MASTER.asm"
 ;
@@ -61,6 +61,8 @@ TICKFREQ	.SET	50		; DESIRED PERIODIC TIMER INTERRUPT FREQUENCY (HZ)
 ;
 BOOT_TIMEOUT	.SET	-1		; AUTO BOOT TIMEOUT IN SECONDS, -1 TO DISABLE, 0 FOR IMMEDIATE
 BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
+BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
+BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
 STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
@@ -262,6 +264,27 @@ SIO1BCFG	.SET	DEFSERCFG	; SIO 1B: SERIAL LINE CONFIG
 SIO1BCTCC	.SET	-1		; SIO 1B: CTC CHANNEL 0=A, 1=B, 2=C, 3=D, -1 FOR NONE
 ;
 SCCENABLE	.SET	FALSE		; SCC: ENABLE ZILOG SCC SERIAL DRIVER (SCC.ASM)
+SCCDEBUG	.SET	FALSE		; SCC: ENABLE DEBUG OUTPUT
+SCCBOOT		.SET	0		; SCC: REBOOT ON RCV CHAR (0=DISABLED)
+SCCCNT		.SET	1		; SCC: NUMBER OF CHIPS TO DETECT (1-2), 2 CHANNELS PER CHIP
+SCCINTS		.SET	TRUE		; SCC: INCLUDE SCC INTERRUPT SUPPORT UNDER IM1/2/3
+SCCPCLK		.SET	TRUE		; SCC: USE PROCESSOR CLOCK AS BAUD CLOCK
+SCC0MODE	.SET	SCCMODE_SZ80	; SCC 0: CHIP TYPE: SCCMODE_[STD|SZ80]
+SCC0BASE	.SET	$A0		; SCC 0: REGISTERS BASE ADR
+SCC0ACLK	.SET	CPUOSC		; SCC 0A: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
+SCC0ACFG	.SET	DEFSERCFG	; SCC 0A: SERIAL LINE CONFIG
+SCC0ACTCC	.SET	-1		; SCC 0A: CTC CHANNEL 0=A, 1=B, 2=C, 3=D, -1 FOR NONE
+SCC0BCLK	.SET	CPUOSC		; SCC 0B: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
+SCC0BCFG	.SET	DEFSERCFG	; SCC 0B: SERIAL LINE CONFIG
+SCC0BCTCC	.SET	-1		; SCC 0B: CTC CHANNEL 0=A, 1=B, 2=C, 3=D, -1 FOR NONE
+SCC1MODE	.SET	SCCMODE_SZ80	; SCC 1: CHIP TYPE: SIOMODE_[STD|SZ80]
+SCC1BASE	.SET	$FF		; SCC 1: REGISTERS BASE ADR
+SCC1ACLK	.SET	CPUOSC		; SCC 1A: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
+SCC1ACFG	.SET	DEFSERCFG	; SCC 1A: SERIAL LINE CONFIG
+SCC1ACTCC	.SET	-1		; SCC 1A: CTC CHANNEL 0=A, 1=B, 2=C, 3=D, -1 FOR NONE
+SCC1BCLK	.SET	CPUOSC		; SCC 1B: OSC FREQ IN HZ, ZP=2457600/4915200, RC/SMB=7372800
+SCC1BCFG	.SET	DEFSERCFG	; SCC 1B: SERIAL LINE CONFIG
+SCC1BCTCC	.SET	-1		; SCC 1B: CTC CHANNEL 0=A, 1=B, 2=C, 3=D, -1 FOR NONE
 ;
 XIOCFG		.SET	DEFSERCFG	; XIO: SERIAL LINE CONFIG
 ;
@@ -307,14 +330,14 @@ IDE0DATLO	.SET	$00		; IDE 0: DATA LO PORT FOR 16-BIT I/O
 IDE0DATHI	.SET	$00		; IDE 0: DATA HI PORT FOR 16-BIT I/O
 IDE0A8BIT	.SET	TRUE		; IDE 0A (MASTER): 8 BIT XFER
 IDE0B8BIT	.SET	TRUE		; IDE 0B (MASTER): 8 BIT XFER
-IDE1MODE	.SET	IDEMODE_NONE	; IDE 1: DRIVER MODE: IDEMODE_[DIO|DIDE|MK4|RC|GIDE]
-IDE1BASE	.SET	$00		; IDE 1: IO BASE ADDRESS
+IDE1MODE	.SET	IDEMODE_RC	; IDE 1: DRIVER MODE: IDEMODE_[DIO|DIDE|MK4|RC|GIDE]
+IDE1BASE	.SET	$18		; IDE 1: IO BASE ADDRESS
 IDE1DATLO	.SET	$00		; IDE 1: DATA LO PORT FOR 16-BIT I/O
 IDE1DATHI	.SET	$00		; IDE 1: DATA HI PORT FOR 16-BIT I/O
 IDE1A8BIT	.SET	TRUE		; IDE 1A (MASTER): 8 BIT XFER
 IDE1B8BIT	.SET	TRUE		; IDE 1B (MASTER): 8 BIT XFER
-IDE2MODE	.SET	IDEMODE_NONE	; IDE 2: DRIVER MODE: IDEMODE_[DIO|DIDE|MK4|RC|GIDE]
-IDE2BASE	.SET	$00		; IDE 2: IO BASE ADDRESS
+IDE2MODE	.SET	IDEMODE_RC	; IDE 2: DRIVER MODE: IDEMODE_[DIO|DIDE|MK4|RC|GIDE]
+IDE2BASE	.SET	$20		; IDE 2: IO BASE ADDRESS
 IDE2DATLO	.SET	$00		; IDE 2: DATA LO PORT FOR 16-BIT I/O
 IDE2DATHI	.SET	$00		; IDE 2: DATA HI PORT FOR 16-BIT I/O
 IDE2A8BIT	.SET	TRUE		; IDE 2A (MASTER): 8 BIT XFER
@@ -344,7 +367,7 @@ SDTRACE		.SET	1		; SD: TRACE LEVEL (0=NO,1=ERRORS,2=ALL)
 SDCSIOFAST	.SET	FALSE		; SD: ENABLE TABLE-DRIVEN BIT INVERTER IN CSIO MODE
 SDMTSWAP	.SET	FALSE		; SD: SWAP THE LOGICAL ORDER OF THE SPI PORTS OF THE MT011
 ;
-CHENABLE	.SET	TRUE		; CH: ENABLE CH375/376 USB SUPPORT
+CHENABLE	.SET	FALSE		; CH: ENABLE CH375/376 USB SUPPORT
 CHTRACE		.SET	1		; CH: TRACE LEVEL (0=NO,1=ERRORS,2=ALL)
 CHUSBTRACE	.SET	1		; CHUSB: TRACE LEVEL (0=NO,1=ERRORS,2=ALL)
 CHSDTRACE	.SET	1		; CHSD: TRACE LEVEL (0=NO,1=ERRORS,2=ALL)
diff --git a/Source/HBIOS/cfg_RCZ180.asm b/Source/HBIOS/cfg_RCZ180.asm
index 5e602273..12f1587c 100644
--- a/Source/HBIOS/cfg_RCZ180.asm
+++ b/Source/HBIOS/cfg_RCZ180.asm
@@ -284,7 +284,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_RCZ280.asm b/Source/HBIOS/cfg_RCZ280.asm
index 855d3726..3d85aea3 100644
--- a/Source/HBIOS/cfg_RCZ280.asm
+++ b/Source/HBIOS/cfg_RCZ280.asm
@@ -283,7 +283,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_RCZ80.asm b/Source/HBIOS/cfg_RCZ80.asm
index bcdb816d..ca02260c 100644
--- a/Source/HBIOS/cfg_RCZ80.asm
+++ b/Source/HBIOS/cfg_RCZ80.asm
@@ -293,7 +293,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_RPH.asm b/Source/HBIOS/cfg_RPH.asm
index 5529313d..38e48ded 100644
--- a/Source/HBIOS/cfg_RPH.asm
+++ b/Source/HBIOS/cfg_RPH.asm
@@ -244,7 +244,7 @@ GDCENABLE	.SET	TRUE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 GDCMODE		.SET	GDCMODE_RPH	; GDC: GDC MODE: GDCMODE_[NONE|ECB|RPH]
 GDCMON		.SET	GDCMON_EGA      ; GDC: GDC MONITOR SETUP: GDCMON_[NONE|CGA|EGA]
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_SBC.asm b/Source/HBIOS/cfg_SBC.asm
index a2889231..afc3b15c 100644
--- a/Source/HBIOS/cfg_SBC.asm
+++ b/Source/HBIOS/cfg_SBC.asm
@@ -232,7 +232,7 @@ CVDUMODE	.SET	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.SET	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_SCZ180.asm b/Source/HBIOS/cfg_SCZ180.asm
index 5f1abe3d..0a2db7be 100644
--- a/Source/HBIOS/cfg_SCZ180.asm
+++ b/Source/HBIOS/cfg_SCZ180.asm
@@ -284,7 +284,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_SZ180.asm b/Source/HBIOS/cfg_SZ180.asm
index 191ab4a7..3efc5ff8 100644
--- a/Source/HBIOS/cfg_SZ180.asm
+++ b/Source/HBIOS/cfg_SZ180.asm
@@ -282,7 +282,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_SZ80.asm b/Source/HBIOS/cfg_SZ80.asm
index 9a5f0886..22b05929 100644
--- a/Source/HBIOS/cfg_SZ80.asm
+++ b/Source/HBIOS/cfg_SZ80.asm
@@ -271,7 +271,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_TEMPLATE.asm b/Source/HBIOS/cfg_TEMPLATE.asm
index 764458ff..80db12c8 100644
--- a/Source/HBIOS/cfg_TEMPLATE.asm
+++ b/Source/HBIOS/cfg_TEMPLATE.asm
@@ -353,7 +353,7 @@ GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 GDCMODE		.SET	GDCMODE_RPH	; GDC: GDC MODE: GDCMODE_[NONE|ECB|RPH]
 GDCMON		.SET	GDCMON_EGA      ; GDC: GDC MONITOR SETUP: GDCMON_[NONE|CGA|EGA]
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/cfg_Z80RETRO.asm b/Source/HBIOS/cfg_Z80RETRO.asm
index 3ff82235..552e2c2d 100644
--- a/Source/HBIOS/cfg_Z80RETRO.asm
+++ b/Source/HBIOS/cfg_Z80RETRO.asm
@@ -249,7 +249,7 @@ VDUENABLE	.SET	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.SET	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.SET	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.SET	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.SET	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|N8PC]
+TMSMODE		.SET	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MSX|MSXKBD|MSXMKY|MBC|COLECO|DUO|NABU|MSXUKY|N8PC]
 TMS80COLS	.SET	FALSE		; TMS: ENABLE 80 COLUMN SCREEN, REQUIRES V9958
 TMSTIMENABLE	.SET	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.SET	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
diff --git a/Source/HBIOS/tms.asm b/Source/HBIOS/tms.asm
index 430c2e24..ad0c444c 100644
--- a/Source/HBIOS/tms.asm
+++ b/Source/HBIOS/tms.asm
@@ -28,7 +28,7 @@
 ; NOTES:
 ;
 ;   - WHEN SETTING REGISTERS, YOU FIRST WRITE THE VALUE FOLLOWED BY
-;     THE ACTUAL VALUE.  IF A TMS VDP INTERRUPT OCCURS BETWEEN THESE
+;     THE REGISTER NUMBER.  IF A TMS VDP INTERRUPT OCCURS BETWEEN THESE
 ;     TWO PORT OUTPUTS, IT WILL DISRUPT THE SEQUENCE.  IF VDP INTS
 ;     ARE ACTIVE, THEN INTS MUST BE DISABLED WHEN SETTING REGISTERS.
 ;
@@ -38,19 +38,13 @@
 ;     TUNED DEPENDING ON SPEED OF SYSTEM CPU.  THE V9958 HAS A /WAIT
 ;     PIN THAN CAN BE CONNECTED TO THE CPU.  IF THIS IS USED, THEN
 ;     THE SOFTWARE WAITS CAN POTENTIALLY BE DISABLED.  HOWEVER, I
-;     HAVE NOT HAD SUCCESS WITH THIS IN PRACTICE.
-;
-;   - THE TMS80COLS EQUATE IS CURRENTLY OVERLOADED.  IF IT IS NOT SET
-;     ON A 9958 CHIP, THEN THE CODE WILL TREAT THE 9958 AS THOUGH IT
-;     IS A 9918 AND MAY NOT WORK WELL (FOR EXAMPLE, DELAYS WILL BE
-;     WRONG).
+;     HAVE NOT HAD SUCCESS WITH THIS IN PRACTICE.  SEE THE TMS_IODELAY
+;     MACRO BELOW TO ADJUST THE DELAY.
 ;
 ;======================================================================
 ; TMS DRIVER - CONSTANTS
 ;======================================================================
 ;
-;
-;
 ; 40 Column Video Memory Map
 ; -----------------------------------
 ;			Start	Length
@@ -243,28 +237,39 @@ USBKYBENABLE	.SET	TRUE		; INCLUDE USB KEYBOARD SUPPORT
 #ENDIF
 		DEVECHO	"\n"
 ;
-; TMS_IODELAY IS USED TO ADD RECOVERY TIME TO TMS9918/V9958 ACCESSES
-; IF YOU SEE SCREEN CORRUPTION, ADJUST THIS!!!
+; TMS_IODELAY IS USED TO ADD REQUIRED RECOVERY TIME TO TMS9918/V9958 I/O.
+; THE DELAYS DEFINED BELOW ARE PRETTY CONSERVATIVE AND WILL PROBABLY BE
+; OK FOR THE V9958 (SLOWEST VDP).
+; IF YOUR VDP IS NOT DETECTED OR YOU SEE SCREEN CORRUPTION, YOU MAY NEED
+; TO INCREASE THE DELAY.
+; DEPENDING ON YOUR SYSTEM AND YOUR VDP CHIP, YOU MAY BE ABLE TO
+; DECREASE THE DELAY.
 ;
-#IF (CPUFAM == CPU_Z180)
-  ; BELOW WAS TUNED FOR Z180 AT 18MHZ
-  ;#DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL	; 38 T/S
-  ;#DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL ; 76 T/S
-  #DEFINE	TMS_IODELAY	CALL DLY4 ; 100 T/S
-  
-  ;#DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP ; 20 T/S ### JLC Mod for Clock/2 (9 MHz) ###
+#IF (CPUMHZ > 10)
+  #DEFINE	TMS_IODELAY	CALL DLY4 		; 100 T/S
 #ELSE
-  #IF (PLATFORM == PLT_MSX)
-    #DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL
-  #ELSE
-    ; BELOW WAS TUNED FOR Z80 AT 8MHZ
-    #IF (TMS80COLS)
-      #DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP \ NOP \ NOP ; V9958 NEEDS AT WORST CASE, APPROX 4us (28T) DELAY BETWEEN I/O (WHEN IN TEXT MODE)
-    #ELSE
-      #DEFINE	TMS_IODELAY	NOP \ NOP ; 8 T/S
-    #ENDIF
-  #ENDIF
-#ENDIF
+  #DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL	; 38 T/S
+#ENDIF
+;
+;;;#IF (CPUFAM == CPU_Z180)
+;;;  ; BELOW WAS TUNED FOR Z180 AT 18MHZ
+;;;  ;#DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL	; 38 T/S
+;;;  ;#DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL \ EX (SP),HL ; 76 T/S
+;;;  #DEFINE	TMS_IODELAY	CALL DLY4 ; 100 T/S
+;;;  
+;;;  ;#DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP ; 20 T/S ### JLC Mod for Clock/2 (9 MHz) ###
+;;;#ELSE
+;;;  #IF (PLATFORM == PLT_MSX)
+;;;    #DEFINE	TMS_IODELAY	EX (SP),HL \ EX (SP),HL
+;;;  #ELSE
+;;;    ; BELOW WAS TUNED FOR Z80 AT 8MHZ
+;;;    #IF (TMS80COLS)
+;;;      #DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP \ NOP \ NOP ; V9958 NEEDS AT WORST CASE, APPROX 4us (28T) DELAY BETWEEN I/O (WHEN IN TEXT MODE)
+;;;    #ELSE
+;;;      #DEFINE	TMS_IODELAY	NOP \ NOP ; 8 T/S
+;;;    #ENDIF
+;;;  #ENDIF
+;;;#ENDIF
 ;
 ;--------------------------------------------------------------------------------------------------
 ;   HBIOS MODULE HEADER
@@ -724,11 +729,16 @@ TMS_READ:
 ;----------------------------------------------------------------------
 ;
 TMS_SET:
-	; NORMALLY, WE WRAP REG CHANGES WITH DI/EI TO AVOID CONFLICTS
+#IF TMSTIMENABLE
+	; IF WE ARE USING THE VDP VB TIMER INTERRUPT, WE NEED TO
+	; DISABLE INTERRUPTS DURING THE PAIR OF OUTPUS FOR A REGISTER
+	; WRITE.  IF A VDP INTERRUPT OCCURS BETWEEN THE 2 I/O FOR A
+	; REGISTER WRITE, THEN IT WILL FAIL.
 	HB_DI
 	CALL	TMS_SET_X
 	HB_EI
 	RET
+#ENDIF
 ;
 TMS_SET_X:
 	; ENTRY POINT W/O INT MGMT NEEDED BY TMS_PREINIT
@@ -749,20 +759,6 @@ TMS_SET_X:
 ;----------------------------------------------------------------------
 ;
 TMS_WR:
-#IF (TMS80COLS)
-	; CLEAR R#14 FOR V9958
-	HB_DI
-	XOR	A
-	EZ80_IO
-	OUT	(TMS_CMDREG), A
-	TMS_IODELAY
-	LD	A, $80 | 14
-	EZ80_IO
-	OUT	(TMS_CMDREG), A
-	TMS_IODELAY
-	HB_EI
-#ENDIF
-
 	PUSH	HL
 	SET	6,H			; SET WRITE BIT
 	CALL	TMS_RD
@@ -770,7 +766,10 @@ TMS_WR:
 	RET
 ;
 TMS_RD:
+#IF TMSTIMENABLE
+	; SEE COMMENTS FROM TMS_SET ROUTINE
 	HB_DI
+#ENDIF
 	LD	A,L
 	EZ80_IO
 	OUT	(TMS_CMDREG),A
@@ -779,7 +778,9 @@ TMS_RD:
 	EZ80_IO
 	OUT	(TMS_CMDREG),A
 	TMS_IODELAY
+#IF TMSTIMENABLE
 	HB_EI
+#ENDIF
 	RET
 ;
 ;----------------------------------------------------------------------
@@ -1083,7 +1084,7 @@ VRAMSIZE_DONE:
 	OUT	(C), A			; DISABLE EXANSION MEMORY ACCESS
 	CALL	DLY64			; DELAY
 	LD	A, $80 | 45
-	OUT	(C), A		;	 R#45 = $00 (MXC=0, MXD,MXS,DIY,DIX,EQ,MAJ=0)
+	OUT	(C), A			; R#45 = $00 (MXC=0, MXD,MXS,DIY,DIX,EQ,MAJ=0)
 	CALL	DLY64			; DELAY
 
 	XOR	A
@@ -1100,6 +1101,8 @@ VRAMSIZE_DONE:
 ; TMS9918 DISPLAY CONTROLLER CHIP INITIALIZATION
 ;----------------------------------------------------------------------
 ;
+; THIS ASSUMES THAT THE CHIP DETECTION HAS BEEN DONE
+;
 TMS_CRTINIT:
 	; SET WRITE ADDRESS TO $0000 Beginning of VRAM
 	LD	HL,0
@@ -1130,12 +1133,25 @@ TMS_CRTINIT2:
 	INC	C			; POINT TO NEXT REGISTER
 	DJNZ	TMS_CRTINIT2		; LOOP
 ;
-	; ENABLE WAIT SIGNAL IF 9938/58
-#IF (TMS80COLS)
+	; ENABLE WAIT SIGNAL IF V9958
+	LD	A,(TMS_VDPID)		; GET VDP ID
+	CP	TMSVDP_V9958		; V9958?
+	JR	NZ,TMS_CRTINIT3		; IF NOT, SKIP
 	LD	C,25			; REGISTER 25
 	LD	A,%00000100		; ONLY WTE BIT SET
 	CALL	TMS_SET			; DO IT
-#ENDIF
+;
+TMS_CRTINIT3:
+	; RESET VRAM BASE ADDRESS FOR ALL CHIPS OTHER
+	; THAN BASIC TMS9918
+	LD	A,(TMS_VDPID)		; GET VDP ID
+	CP	TMSVDP_TMS9918		; TMS9918?
+	JR	Z,TMS_CRTINIT4		; IF SO, SKIP
+	LD	C,14			; REGISTER 14
+	XOR	A			; VALUE 0
+	CALL	TMS_SET			; DO IT
+;
+TMS_CRTINIT4:
 	RET
 ;
 ;----------------------------------------------------------------------