Support 40 and 80 Column Video for NABU

- 40 column mode will work with original TMS9918 video chip - 80 column mode requires FPGA TMS video chip replacement
2026-02-06 14:11:48 -06:00 · 2024-04-17 17:02:41 -07:00
parent 47120dcf8c
commit e41cd6d8d2
25 changed files with 49 additions and 56 deletions
--- a/Source/HBIOS/Config/NABU_std.asm
+++ b/Source/HBIOS/Config/NABU_std.asm
@@ -29,3 +29,6 @@
 CPUOSC		.SET	3580000		; CPU OSC FREQ IN MHZ
 ;
 CRTACT		.SET	FALSE		; ACTIVATE CRT (VDU,CVDU,PROPIO,ETC) AT STARTUP
+;
+TMSMODE		.SET	TMSMODE_NABU80	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
+
--- a/Source/HBIOS/cfg_duo.asm
+++ b/Source/HBIOS/cfg_duo.asm
@@ -169,7 +169,7 @@ CVDUMODE	.EQU	CVDUMODE_MBC	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.EQU	CVDUMON_CGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_DUO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_DUO	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_dyno.asm
+++ b/Source/HBIOS/cfg_dyno.asm
@@ -187,7 +187,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_epitx.asm
+++ b/Source/HBIOS/cfg_epitx.asm
@@ -189,7 +189,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_heath.asm
+++ b/Source/HBIOS/cfg_heath.asm
@@ -192,7 +192,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_master.asm
+++ b/Source/HBIOS/cfg_master.asm
@@ -237,7 +237,7 @@ 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|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_mbc.asm
+++ b/Source/HBIOS/cfg_mbc.asm
@@ -166,7 +166,7 @@ CVDUMODE	.EQU	CVDUMODE_MBC	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.EQU	CVDUMON_CGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MBC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MBC	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_mk4.asm
+++ b/Source/HBIOS/cfg_mk4.asm
@@ -176,7 +176,7 @@ CVDUMODE	.EQU	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.EQU	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_mon.asm
+++ b/Source/HBIOS/cfg_mon.asm
@@ -187,7 +187,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_n8.asm
+++ b/Source/HBIOS/cfg_n8.asm
@@ -178,7 +178,7 @@ CVDUMODE	.EQU	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.EQU	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_nabu.asm
+++ b/Source/HBIOS/cfg_nabu.asm
@@ -192,7 +192,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	TRUE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_NABU	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_NABU80	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_rcz180.asm
+++ b/Source/HBIOS/cfg_rcz180.asm
@@ -193,7 +193,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_rcz280.asm
+++ b/Source/HBIOS/cfg_rcz280.asm
@@ -197,7 +197,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_rcz80.asm
+++ b/Source/HBIOS/cfg_rcz80.asm
@@ -192,7 +192,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_rph.asm
+++ b/Source/HBIOS/cfg_rph.asm
@@ -167,7 +167,7 @@ GDCENABLE	.EQU	TRUE		; 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_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_N8	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_s100.asm
+++ b/Source/HBIOS/cfg_s100.asm
@@ -187,7 +187,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_sbc.asm
+++ b/Source/HBIOS/cfg_sbc.asm
@@ -166,7 +166,7 @@ CVDUMODE	.EQU	CVDUMODE_ECB	; CVDU: CVDU MODE: CVDUMODE_[NONE|ECB|MBC]
 CVDUMON		.EQU	CVDUMON_EGA	; CVDU: CVDU MONITOR SETUP: CVDUMON_[NONE|CGA|EGA]
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_SCG	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VGASIZ		.EQU	V80X25		; VGA: DISPLAY FORMAT [V80X25|V80X30|V80X43]
--- a/Source/HBIOS/cfg_scz180.asm
+++ b/Source/HBIOS/cfg_scz180.asm
@@ -187,7 +187,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_MSX	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_z80retro.asm
+++ b/Source/HBIOS/cfg_z80retro.asm
@@ -169,7 +169,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_zeta.asm
+++ b/Source/HBIOS/cfg_zeta.asm
@@ -139,7 +139,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/cfg_zeta2.asm
+++ b/Source/HBIOS/cfg_zeta2.asm
@@ -150,7 +150,7 @@ VDUENABLE	.EQU	FALSE		; VDU: ENABLE VDU VIDEO/KBD DRIVER (VDU.ASM)
 CVDUENABLE	.EQU	FALSE		; CVDU: ENABLE CVDU VIDEO/KBD DRIVER (CVDU.ASM)
 GDCENABLE	.EQU	FALSE		; GDC: ENABLE 7220 GDC VIDEO/KBD DRIVER (GDC.ASM)
 TMSENABLE	.EQU	FALSE		; TMS: ENABLE TMS9918 VIDEO/KBD DRIVER (TMS.ASM)
-TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU]
+TMSMODE		.EQU	TMSMODE_NONE	; TMS: DRIVER MODE: TMSMODE_[SCG|N8|MBC|MSX|MSX9958|MSXKBD|COLECO|DUO|NABU40|NABU80]
 TMSTIMENABLE	.EQU	FALSE		; TMS: ENABLE TIMER INTERRUPTS (REQUIRES IM1)
 VGAENABLE	.EQU	FALSE		; VGA: ENABLE VGA VIDEO/KBD DRIVER (VGA.ASM)
 VRCENABLE	.EQU	FALSE		; VRC: ENABLE VGARC VIDEO/KBD DRIVER (VRC.ASM)
--- a/Source/HBIOS/std.asm
+++ b/Source/HBIOS/std.asm
@@ -238,7 +238,8 @@ TMSMODE_MSXKBD	.EQU	5		; MSX PORTS + PS2 KEYBOARD
 TMSMODE_MBC	.EQU	6		; MBC V9938/58 VIDEO BOARD
 TMSMODE_COLECO	.EQU	7		; COLECOVISION PORT MAPPING
 TMSMODE_DUO	.EQU	8		; DUODYNE PORT MAPPING
-TMSMODE_NABU	.EQU	9		; NABU V9958 + NABU KBD
+TMSMODE_NABU40	.EQU	9		; NABU V9918 + NABU KBD
+TMSMODE_NABU80	.EQU	10		; NABU V9958 + NABU KBD
 ;
 ; CVDU VIDEO MODE SELECTIONS
 ;
--- a/Source/HBIOS/tms.asm
+++ b/Source/HBIOS/tms.asm
@@ -48,10 +48,6 @@ TMSINTEN:       .EQU   5               ; INTERRUPT ENABLE BIT
 #IF ((TMSMODE == TMSMODE_MSX) | (TMSMODE == TMSMODE_MSX9958))
 TMS_DATREG	.EQU	$98		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$99		; READ STATUS / WRITE REG SEL
-;TMS_PPIA	.EQU	0		; PPI PORT A
-;TMS_PPIB	.EQU	0		; PPI PORT B
-;TMS_PPIC	.EQU	0		; PPI PORT C
-;TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 ;
  #IF (TMSMODE == TMSMODE_MSX)
 		.ECHO	"MSX"
@@ -64,10 +60,6 @@ TMS_CMDREG	.EQU	$99		; READ STATUS / WRITE REG SEL
 #IF (TMSMODE == TMSMODE_COLECO)
 TMS_DATREG	.EQU	$BE		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$BF		; READ STATUS / WRITE REG SEL
-;TMS_PPIA	.EQU	0		; PPI PORT A
-;TMS_PPIB	.EQU	0		; PPI PORT B
-;TMS_PPIC	.EQU	0		; PPI PORT C
-;TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 		.ECHO	"COLECO"
 #ENDIF
 ;
@@ -93,10 +85,6 @@ TMS_PPIX	.EQU	$87		; PPI CONTROL PORT
 TMS_DATREG	.EQU	$98		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$99		; READ STATUS / WRITE REG SEL
 TMS_ACR		.EQU	$9C		; AUX CONTROL REGISTER
-;TMS_PPIA	.EQU	0		; PPI PORT A
-;TMS_PPIB	.EQU	0		; PPI PORT B
-;TMS_PPIC	.EQU	0		; PPI PORT C
-;TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 		.ECHO	"SCG"
 #ENDIF
 ;
@@ -104,10 +92,6 @@ TMS_ACR		.EQU	$9C		; AUX CONTROL REGISTER
 TMS_DATREG	.EQU	$98		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$99		; READ STATUS / WRITE REG SEL
 TMS_ACR		.EQU	$9C		; AUX CONTROL REGISTER
-;TMS_PPIA	.EQU	0		; PPI PORT A
-;TMS_PPIB	.EQU	0		; PPI PORT B
-;TMS_PPIC	.EQU	0		; PPI PORT C
-;TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 TMS_KBDDATA	.EQU	$E2		; KBD CTLR DATA PORT
 TMS_KBDST	.EQU	$E3		; KBD CTLR STATUS/CMD PORT
 		.ECHO	"MBC"
@@ -117,19 +101,21 @@ TMS_KBDST	.EQU	$E3		; KBD CTLR STATUS/CMD PORT
 TMS_DATREG	.EQU	$A0		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$A1		; READ STATUS / WRITE REG SEL
 TMS_ACR		.EQU	$A6		; AUX CONTROL REGISTER
-;TMS_PPIA	.EQU	0		; PPI PORT A
-;TMS_PPIB	.EQU	0		; PPI PORT B
-;TMS_PPIC	.EQU	0		; PPI PORT C
-;TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 TMS_KBDDATA	.EQU	$4C		; KBD CTLR DATA PORT
 TMS_KBDST	.EQU	$4D		; KBD CTLR STATUS/CMD PORT
 		.ECHO	"DUO"
 #ENDIF
 ;
-#IF (TMSMODE == TMSMODE_NABU)
+#IF ((TMSMODE == TMSMODE_NABU40) | (TMSMODE == TMSMODE_NABU80))
 TMS_DATREG	.EQU	$A0		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$A1		; READ STATUS / WRITE REG SEL
-		.ECHO	"NABU"
+;
+  #IF (TMSMODE == TMSMODE_NABU40)
+		.ECHO	"NABU-40"
+  #ENDIF
+  #IF (TMSMODE == TMSMODE_NABU80)
+		.ECHO	"NABU-80"
+  #ENDIF
 #ENDIF
 ;
 		.ECHO	", IO="
@@ -141,7 +127,7 @@ TMS_CMDREG	.EQU	$A1		; READ STATUS / WRITE REG SEL
 ;
 TMS_ROWS	.EQU	24
 ;
-#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU))
+#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU80))
 TMS_FNTVADDR	.EQU	$1000		; VRAM ADDRESS OF FONT DATA
 TMS_FNTSIZE	.EQU	8*256		; ### JLC Mod for JBL compatibility ### = 8x8 Font 256 Chars
 TMS_CHRVADDR	.EQU	$0000		; VRAM ADDRESS OF CHAR SCREEN DATA (NEW CONSTANT) = REG2 * $400
@@ -168,7 +154,7 @@ PPKENABLE	.SET	TRUE		; INCLUDE PPK KEYBOARD SUPPORT
 KBDENABLE	.SET	TRUE		; INCLUDE KBD KEYBOARD SUPPORT
 #ENDIF
 ;
-#IF (TMSMODE == TMSMODE_NABU)
+#IF ((TMSMODE == TMSMODE_NABU40) |(TMSMODE == TMSMODE_NABU80))
 NABUKBENABLE	.SET	TRUE		; INCLUDE NABU KEYBOARD SUPPORT
 #ENDIF
 ;
@@ -181,7 +167,7 @@ NABUKBENABLE	.SET	TRUE		; INCLUDE NABU KEYBOARD SUPPORT
  ;#DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP ; 20 W/S ### JLC Mod for Clock/2 (9 MHz) ###
 #ELSE
  ; BELOW WAS TUNED FOR SBC AT 8MHZ
-  #IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU))
+  #IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU40) | (TMSMODE == TMSMODE_NABU80))
    #DEFINE	TMS_IODELAY	NOP \ NOP \ NOP \ NOP \ NOP \ NOP \ NOP ; V9958 NEEDS AT WORST CASE, APPROX 4us (28T) DELAY BETWEEN I/O (WHEN IN TEXT MODE)
  #ELSE
    #DEFINE	TMS_IODELAY	NOP \ NOP ; 8 W/S
@@ -244,8 +230,11 @@ TMS_INIT:
 #IF (TMSMODE == TMSMODE_MSX9958)
 	PRTS("RC_V9958$")
 #ENDIF
-#IF (TMSMODE == TMSMODE_NABU)
-	PRTS("NABU$")
+#IF (TMSMODE == TMSMODE_NABU40)
+	PRTS("NABU-40$")
+#ENDIF
+#IF (TMSMODE == TMSMODE_NABU80)
+	PRTS("NABU-80$")
 #ENDIF
 ;
 	PRTS(" IO=0x$")
@@ -272,7 +261,7 @@ TMS_INIT1:
 #IF MKYENABLE
 	CALL	MKY_INIT		; INITIALIZE MKY KEYBOARD DRIVER
 #ENDIF
-#IF (TMSMODE == TMSMODE_NABU)
+#IF ((TMSMODE == TMSMODE_NABU40) | (TMSMODE == TMSMODE_NABU80))
 	CALL	NABUKB_INIT		; INITIALIZE NABU KEYBOARD DRIVER
 #ENDIF

@@ -329,7 +318,7 @@ TMS_FNTBL:
  	.DW	KBD_FLUSH
  	.DW	KBD_READ
 #ENDIF
-#IF (TMSMODE == TMSMODE_NABU)
+#IF ((TMSMODE == TMSMODE_NABU40) | (TMSMODE == TMSMODE_NABU80))
 	.DW	NABUKB_STAT
 	.DW	NABUKB_FLUSH
 	.DW	NABUKB_READ
@@ -557,7 +546,7 @@ TMS_SET:
 ;----------------------------------------------------------------------
 ;
 TMS_WR:
-#IF ((TMSMODE == TMSMODE_MSX9958)  | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU))
+#IF ((TMSMODE == TMSMODE_MSX9958)  | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU80))
        ; CLEAR R#14 FOR V9958
        XOR     A
        OUT     (TMS_CMDREG), A
@@ -653,7 +642,7 @@ TMS_CRTINIT2:
 	DJNZ	TMS_CRTINIT2		; LOOP
 ;
 	; ENABLE WAIT SIGNAL IF 9938/58
-#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU))
+#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU80))
 	LD	C,25			; REGISTER 25
 	LD	A,%00000100		; ONLY WTE BIT SET
 	CALL	TMS_SET			; DO IT
@@ -1101,7 +1090,7 @@ TMS_IDAT:
 	.DB	TMS_KBDDATA		; 8242 DATA PORT
 	.DB	0			; FILLER
 #ENDIF
-#IF ((TMSMODE == TMSMODE_MSX) | (TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_SCG) | (TMSMODE == TMSMODE_COLECO) | (TMSMODE == TMSMODE_NABU))
+#IF ((TMSMODE == TMSMODE_MSX) | (TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_SCG) | (TMSMODE == TMSMODE_COLECO) | (TMSMODE == TMSMODE_NABU40) | (TMSMODE == TMSMODE_NABU80))
 	.FILL	4,0			; DUMMY KEYBOARD CONFIG DATA
 #ENDIF
 ;
@@ -1150,7 +1139,7 @@ TMS_IDAT:
 ; 5S		Fifth sprite (not displayed) detected. Value in FS* is valid.
 ; INT		Set at each screen update, used for interrupts.
 ;
-#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU))
+#IF ((TMSMODE == TMSMODE_MSX9958) | (TMSMODE == TMSMODE_MBC) | (TMSMODE == TMSMODE_DUO) | (TMSMODE == TMSMODE_NABU80))
 ;
 ; NOTE: YAMAHA 9938/58 DOCUMENTATION SAYS R3 IS SAME AS 9918 (ADR >> 10),
 ; BUT THIS SEEMS TO BE WRONG AND CORRECTLY DOCUMENTED AT
--- a/Source/ver.inc
+++ b/Source/ver.inc
@@ -2,7 +2,7 @@
 #DEFINE	RMN	5
 #DEFINE	RUP	0
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"3.5.0-dev.28"
+#DEFINE BIOSVER	"3.5.0-dev.29"
 #define rmj	RMJ
 #define rmn	RMN
 #define rup	RUP
--- a/Source/ver.lib
+++ b/Source/ver.lib
@@ -3,5 +3,5 @@ rmn	equ	5
 rup	equ	0
 rtp	equ	0
 biosver	macro
-	db	"3.5.0-dev.28"
+	db	"3.5.0-dev.29"
 	endm