diff --git a/build.sh b/build.sh
deleted file mode 100644
index b3b5c00..0000000
--- a/build.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-DIRECTORY=$(cd `dirname $0` && pwd)
-
-
-
-export MAINC="hello.c"
-export OUT_NAME="helloworld"
-
-
-# sdasz80 -p -g -o tios_crt0.rel $DIRECTORY/other_files/tios_crt0.s
-
-
-# sdcc -DRAM_PROG --no-std-crt0 --code-loc 40347 --data-loc 0 --std-sdcc99 -mz80 --reserve-regs-iy -o $OUT_NAME.ihx tios_crt0.rel $MAINC
-
-# /opt/z88dk/lib/target/ti83p/classic/ti83p_crt0.asm
-# docker run -v ${DIRECTORY}:/src/ z88dk/z88dk zcc +ti83p -subtype=asm -Cz--altfmt -lm -o x/hello.bin hello.c
-
-docker run -v ${DIRECTORY}:/src/ z88dk/z88dk zcc +ti83p -lm -o x/v.bin hello.c -create-app
-
-# sleep 1
-
-cd x
-cp v.bin x.bin
-python $DIRECTORY/other_files/binpac8x.py x.bin -O ad
-# docker run -v ${DIRECTORY}:/src/ z88dk/z88dk zcc +ti83p -crt0 other_files/tios_crt0.s -lm -o x/hello.bin hello.c
-# zcc +ti83p -startup=10 -Cz--altfmt -lm -o x/adv_a -create-app hello.c
-
-# python $DIRECTORY/other_files/binpac8x.py $DIRECTORY/x/hello.bin -O wee
-
-
-# docker run -v ${DIRECTORY}:/src/ z88dk/z88dk z88dk-dis x/hello.bin
-
-# +z80 -vn -mz80 --reserve-regs-iy --no-cleanup -o examples/helloworld examples/helloworld/main.c
\ No newline at end of file
diff --git a/build_app.sh b/build_app.sh
index de9dab2..2df85f2 100644
--- a/build_app.sh
+++ b/build_app.sh
@@ -13,23 +13,29 @@ echo $BC
 export MAINC="main.c"
 export OUT_NAME=$2
 
-trunkName=$(printf '%-8s' "$(head -c 8 <<<$2)") # truncate name and pad with extra spaces to make sure it is 8 char long
+trunkName=$(head -c 8 <<<$2) # truncate name to make sure it is no more than 8 char long
 
-crt="$DIRECTORY/other_files/tios_crt0_app.s" # just got path to crt0
+# Compile with custom crt0
+docker run -v ${DIRECTORY}:/src/ z88dk/z88dk zcc +ti83p -subtype=asm -o $1/$OUT_NAME.bin $1/$MAINC -crt0 other_files/ti83p_crt0_app.asm
 
-sed "s/qwertyui/$trunkName/" $crt > TEMP_crt0.s # fill in name in crt0
-sed "s/0x6969/$BC/" TEMP_crt0.s > TEMP_crt0.s.s
+# Now we need to rebuild the .bin with our custom name
 
-sdasz80 -p -g -o tios_crt0.rel TEMP_crt0.s.s
-sdcc -DFLASH_APP --no-std-crt0 --code-loc 16429 --data-loc 0 --std-sdcc99 -mz80 --reserve-regs-iy -o $OUT_NAME.ihx tios_crt0.rel $MAINC
+nameLn=${#trunkName} #length of trunkName
 
+cat $OUT_NAME.bin | head -c 18 > x.bin # Write bytes before name in header
+echo -n $trunkName >> x.bin # Write your name
 
-objcopy -Iihex -Obinary $OUT_NAME.ihx $OUT_NAME.bin
-
-
-rm $OUT_NAME.ihx $OUT_NAME.lk $OUT_NAME.lst $OUT_NAME.map $OUT_NAME.noi $OUT_NAME.rel $OUT_NAME.sym tios_crt0.rel TEMP_crt0.s TEMP_crt0.s.s
+# Pad name (if needed)
+while [ $nameLn -lt 8 ]
+do
+  echo -n " " >> x.bin
+  ((nameLn++))
+done
 
+# Write rest of app
+cat $OUT_NAME.bin | tail -c+27 >> x.bin
+mv x.bin $OUT_NAME.bin
 
 $DIRECTORY/other_files/rabbitsign -t 8xk -g -f $OUT_NAME.bin
 
-rm $OUT_NAME.bin
\ No newline at end of file
+# rm $OUT_NAME.bin
\ No newline at end of file
diff --git a/build_prog.sh b/build_prog.sh
index e371f73..d3b561f 100644
--- a/build_prog.sh
+++ b/build_prog.sh
@@ -1,19 +1,15 @@
 DIRECTORY=$(cd `dirname $0` && pwd)
 
-cd x
 
-export MAINC="../hello.c"
-export OUT_NAME="testtex"
 
+export MAINC="main.c"
+export OUT_NAME=$2
 
-sdasz80 -p -g -o tios_crt0.rel $DIRECTORY/other_files/tios_crt0.s
 
+docker run -v ${DIRECTORY}:/src/ z88dk/z88dk zcc +ti83p -subtype=asm -o $1/$OUT_NAME.bin $1/$MAINC
+cat <( echo -ne "\xbb\x6d" ) $1/$OUT_NAME.bin > $1/$OUT_NAME.bin2
 
-sdcc -DSDCC --no-std-crt0 --code-loc 40347 --data-loc 0 --std-sdcc99 -mz80 --reserve-regs-iy -o $OUT_NAME.ihx tios_crt0.rel $MAINC
+cd $1
+python $DIRECTORY/other_files/binpac8x.py $OUT_NAME.bin2 -O $OUT_NAME
 
 
-objcopy -Iihex -Obinary $OUT_NAME.ihx $OUT_NAME.bin
-python $DIRECTORY/other_files/binpac8x.py $OUT_NAME.bin -O $OUT_NAME
-
-rm $OUT_NAME.bin $OUT_NAME.ihx $OUT_NAME.lk $OUT_NAME.lst $OUT_NAME.map $OUT_NAME.noi $OUT_NAME.rel $OUT_NAME.sym tios_crt0.rel
-# rm $OUT_NAME.asm
diff --git a/build_prog_zcc.sh b/build_prog_zcc.sh
new file mode 100644
index 0000000..9612a50
--- /dev/null
+++ b/build_prog_zcc.sh
@@ -0,0 +1,2 @@
+# sh build_prog.sh examples/zcc_helloworld hllo
+sh build_app.sh examples/zcc_helloworld tix
\ No newline at end of file
diff --git a/examples/zcc_helloworld/.buildid b/examples/zcc_helloworld/.buildid
new file mode 100644
index 0000000..d0dc1e1
--- /dev/null
+++ b/examples/zcc_helloworld/.buildid
@@ -0,0 +1 @@
+0x82e3
diff --git a/examples/zcc_helloworld/main.c b/examples/zcc_helloworld/main.c
new file mode 100644
index 0000000..d9275d6
--- /dev/null
+++ b/examples/zcc_helloworld/main.c
@@ -0,0 +1,59 @@
+#ifdef SDCC
+#define bcall(__LABEL__) rst	40 \
+                        .dw __LABEL__
+// A bit of trash data so the program runs correctly
+void _(){__asm ret
+	     .ascii "0000000000" __endasm;}
+
+#else
+#pragma string name teext
+#define bcall(__LABEL__) rst 40 \ defw __LABEL__
+
+// A bit of trash data so the program runs correctly
+void _(){
+	#asm
+	ret
+	defm "0000000000"
+	#endasm
+}
+#endif
+
+
+
+
+void main()
+{
+
+	#ifdef SDCC
+	__asm
+	#else
+	#asm
+	#endif
+		bcall(0x4540 ) ; _ClrLCDFull
+
+		xor	a, a
+		ld	(0x86D7), a
+		ld	(0x86D8), a
+
+		#ifdef SDCC
+		ld a, #'!'
+		#else
+		ld a, '!'
+		#endif
+
+		push	ix
+		bcall(0x455E)     ; _VPutMap
+		pop	ix
+
+
+		bcall(0x4972 )    ; _getkey
+
+	#ifdef SDCC
+	__endasm;
+	#else
+	#endasm
+	#endif
+	
+
+
+}
\ No newline at end of file
diff --git a/examples/zcc_helloworld/tix.8xk b/examples/zcc_helloworld/tix.8xk
new file mode 100644
index 0000000..b1cc1c9
Binary files /dev/null and b/examples/zcc_helloworld/tix.8xk differ
diff --git a/examples/zcc_helloworld/tix.bin b/examples/zcc_helloworld/tix.bin
new file mode 100644
index 0000000..bbd0e09
Binary files /dev/null and b/examples/zcc_helloworld/tix.bin differ
diff --git a/hello.c b/hello.c
index 1a7394e..c7c26c8 100644
--- a/hello.c
+++ b/hello.c
@@ -1,12 +1,4 @@
-#ifdef SDCC
-#define bcall(__LABEL__) rst	40 \
-                        .dw __LABEL__
-// A bit of trash data so the program runs correctly
-void _(){__asm ret
-	     .ascii "0000000000" __endasm;}
-
-#else
-#pragma string name ad
+#pragma string name tes
 #define bcall(__LABEL__) rst 40 \ defw __LABEL__
 
 // A bit of trash data so the program runs correctly
@@ -16,7 +8,7 @@ void _(){
 	defm "0000000000"
 	#endasm
 }
-#endif
+
 
 
 
@@ -24,23 +16,18 @@ void _(){
 void main()
 {
 
-	#ifdef SDCC
-	__asm
-	#else
+
 	#asm
-	#endif
-		rst 40
+
 		bcall(0x4540 ) ; _ClrLCDFull
 
 		xor	a, a
 		ld	(0x86D7), a
 		ld	(0x86D8), a
 
-		#ifdef SDCC
-		ld a, #'!'
-		#else
+
 		ld a, '!'
-		#endif
+
 
 		push	ix
 		bcall(0x455E)     ; _VPutMap
@@ -49,11 +36,9 @@ void main()
 
 		bcall(0x4972 )    ; _getkey
 
-	#ifdef SDCC
-	__endasm;
-	#else
+
 	#endasm
-	#endif
+
 	
 
 
diff --git a/other_files/ti83p_crt0.asm b/other_files/ti83p_crt0.asm
new file mode 100644
index 0000000..e9a2f98
--- /dev/null
+++ b/other_files/ti83p_crt0.asm
@@ -0,0 +1,283 @@
+;	Stub for the TI 83+ calculator
+;
+;	Stefano Bodrato - Dec 2000
+;			Feb 2000 - Speeded up the cpygraph
+;
+;	$Id: ti83p_crt0.asm,v 1.33 2016-07-11 05:58:34 stefano Exp $
+;
+; startup =
+;   n - Primary shell, compatible shells
+;       (Primary shell merely means it's the smallest implementation
+;        for that shell, that uses full capabilities of the shell)
+;
+;   1  - Ion (default)
+;   2  - MirageOS without quit key
+;   3  -
+;   4  - TSE Kernel
+;   10 - asm( executable
+;
+;-----------------------------------------------------
+; Some general PUBLICs and EXTERNs needed by the assembler
+;-----------------------------------------------------
+
+	MODULE  Ti83plus_crt0
+
+	EXTERN	_main		; No matter what set up we have, main is
+				;  always, always external to this file.
+
+	PUBLIC	cleanup		; used by exit()
+	PUBLIC	l_dcal		; used by calculated calls = "call (hl)"
+
+
+	PUBLIC	cpygraph	; TI calc specific stuff
+	PUBLIC	tidi		;
+	PUBLIC	tiei		;
+
+;-------------------------
+; Begin of (shell) headers
+;-------------------------
+
+	INCLUDE "Ti83p.def"	; ROM / RAM adresses on Ti83+[SE]
+        defc    crt0 = 1
+	INCLUDE	"zcc_opt.def"	; Receive all compiler-defines
+
+	defc	CONSOLE_ROWS = 8
+        defc    TAR__clib_exit_stack_size = 3
+        defc    TAR__register_sp = -1
+	defc	__CPU_CLOCK = 6000000
+        INCLUDE "crt/classic/crt_rules.inc"
+	
+;-----------------------------
+;2 - MirageOS without quit key
+;-----------------------------
+IF (startup=2)
+	DEFINE MirageOS			;Used by greyscale interrupt etc.
+	DEFINE NOT_DEFAULT_SHELL	;Else we would use Ion
+	org	$9D95
+	;org	$9D93
+	;defb         $BB,$6D
+	ret				;So TIOS wont run the program
+	defb	1			;Identifier as MirageOS program
+	DEFINE NEED_mirage_icon
+	INCLUDE	"zcc_opt.def"
+	UNDEFINE NEED_mirage_icon
+ IF !DEFINED_NEED_mirage_icon
+	defb	@01111000,@00000000	;Picture of a map with "C+" on it
+	defb	@10000100,@00000000
+	defb	@10000011,@11111100	;15x15 button
+	defb	@10000000,@00000010
+	defb	@10011111,@00000010
+	defb	@10111111,@00000010
+	defb	@10110000,@00110010
+	defb	@10110000,@01111010
+	defb	@10110000,@01111010
+	defb	@10110000,@00110010
+	defb	@10111111,@00000010
+	defb	@10011111,@00000010
+	defb	@10000000,@00000010
+	defb	@10000000,@00000010
+	defb	@01111111,@11111100
+ ENDIF
+	DEFINE NEED_name
+	INCLUDE	"zcc_opt.def"		; Get namestring from zcc_opt.def
+	UNDEFINE NEED_name
+ IF !DEFINED_NEED_name
+	defm	"Z88DK Small C+ Program"
+ ENDIF
+	defb	$0			; Termination zero
+	im	1			; Disable MirageOS tasker interrupt...
+ENDIF
+
+;--------------
+;4 - TSE Kernel
+;--------------
+IF (startup = 4)
+	DEFINE TSE
+	DEFINE NOT_DEFAULT_SHELL
+	org	$9D94
+	ret
+	defm	"TSE"
+	defb	1
+	defm	" "
+	DEFINE NEED_name
+	INCLUDE	"zcc_opt.def"
+	UNDEFINE NEED_name
+ IF !DEFINED_NEED_name
+	defm	"Z88DK Small C+ Program"
+ ENDIF
+	defb	$0
+;-----------------------------------------------------------------------------
+; External Data Required for virtual stack. I've set this to 400
+; (the normal size of the Ti83+ stack). You can use #pragma to set
+; a userdefined  value (RECOMMENDED):
+; #pragma output StackNeeded = nnn;
+;-----------------------------------------------------------------------------
+ IF !DEFINED_StackNeeded
+	defw	400
+ ELSE
+	defw	DEFINED_StackNeeded
+ ENDIF
+ENDIF
+
+;--------------------
+;10 - asm( executable
+;--------------------
+IF (startup=10)
+	DEFINE ASM
+	DEFINE NOT_DEFAULT_SHELL
+	;org	$9D95
+	org	$9D93
+	defb         $BB,$6D
+ENDIF
+
+;-----------------
+;1 - Ion (default)
+;-----------------
+IF !NOT_DEFAULT_SHELL
+	DEFINE Ion
+	org	$9D95
+	;org	$9D93
+	;defb         $BB,$6D
+	ret
+	jr	nc,start
+	DEFINE NEED_name
+	INCLUDE	"zcc_opt.def"
+	UNDEFINE NEED_name
+ IF !DEFINED_NEED_name
+	defm	"Z88DK Small C+ Program"
+ ENDIF
+	defb	$0
+ENDIF
+
+
+;-------------------------------------
+; End of header, begin of startup part
+;-------------------------------------
+start:
+IF DEFINED_GimmeSpeed
+	ld	a,1		; switch to 15MHz (extra fast)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+	ld	(__restore_sp_onexit+1),sp	;
+        INCLUDE "crt/classic/crt_init_sp.asm"
+        INCLUDE "crt/classic/crt_init_atexit.asm"
+        call    crt0_init_bss
+        ld      (exitsp),sp
+
+IF DEFINED_USING_amalloc
+	INCLUDE "crt/classic/crt_init_amalloc.asm"
+ENDIF
+
+
+	EXTERN	fputc_cons
+	ld	hl,12
+	push	hl
+	call	fputc_cons
+	pop	hl
+
+IF DEFINED_GRAYlib
+ IF DEFINED_GimmeSpeed
+	INCLUDE "target/ti83p/classic/gray83pSE.asm"	; 15MHz grayscale interrupt
+ ELSE
+	INCLUDE	"target/ti83p/classic/gray83p.asm"		;  6MHz grayscale interrupt
+ ENDIF
+ELSE
+	INCLUDE	"target/ti83p/classic/intwrap83p.asm"	; Interrupt Wrapper
+ENDIF
+
+	im	2		; enable IM2 interrupt
+	call	_main		; call main()
+cleanup:			; exit() jumps to this point
+	ld	iy,_IY_TABLE	; Restore flag pointer
+	im	1		;
+IF DEFINED_GimmeSpeed		;
+	xor	a		; Switch to 6MHz (normal speed)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+__restore_sp_onexit:
+    ld	sp,0		; Restore SP
+IF TSE				; TSE Kernel
+	call	_tseForceYield	; Task-switch back to shell (can return...)
+	jp	start		; begin again if needed...
+ENDIF				;
+tiei:	ei			;
+IF DEFINED_GRAYlib		;
+cpygraph:
+ENDIF				;
+tidi:	ret			;
+
+;----------------------------------------
+; End of startup part, routines following
+;----------------------------------------
+l_dcal:
+	jp	(hl)		; used as "call (hl)"
+
+
+
+
+
+
+IF !DEFINED_GRAYlib
+ IF DEFINED_GimmeSpeed
+cpygraph:
+	call	$50		; bjump(GrBufCpy)
+	defw	GrBufCpy	; FastCopy is far too fast at 15MHz...
+ ELSE
+  IF Ion
+	defc	cpygraph = $966E+80+15	; Ion FastCopy call
+  ENDIF
+  IF MirageOS
+	defc	cpygraph = $4092	; MirageOS FastCopy call
+  ENDIF
+  IF TSE
+	defc	cpygraph = $8A3A+18	; TSE FastCopy call
+  ENDIF
+  IF ASM
+cpygraph:
+;(ion)FastCopy from Joe Wingbermuehle
+	di
+	ld	a,$80				; 7
+	out	($10),a				; 11
+	ld	hl,plotSScreen-12-(-(12*64)+1)		; 10
+	ld	a,$20				; 7
+	ld	c,a				; 4
+	inc	hl				; 6 waste
+	dec	hl				; 6 waste
+fastCopyAgain:
+	ld	b,64				; 7
+	inc	c				; 4
+	ld	de,-(12*64)+1			; 10
+	out	($10),a				; 11
+	add	hl,de				; 11
+	ld	de,10				; 10
+fastCopyLoop:
+	add	hl,de				; 11
+	inc	hl				; 6 waste
+	inc	hl				; 6 waste
+	inc	de				; 6
+	ld	a,(hl)				; 7
+	out	($11),a				; 11
+	dec	de				; 6
+	djnz	fastCopyLoop			; 13/8
+	ld	a,c				; 4
+	cp	$2B+1				; 7
+	jr	nz,fastCopyAgain		; 10/1
+	ret					; 10
+  ENDIF
+ ENDIF
+ENDIF
+
+		defc ansipixels = 96
+		IF !DEFINED_ansicolumns
+			 defc DEFINED_ansicolumns = 1
+			 defc ansicolumns = 32
+		ENDIF
+		
+        INCLUDE "crt/classic/crt_runtime_selection.asm"
+	INCLUDE	"crt/classic/crt_section.asm"
+
+	SECTION	code_crt_init
+	ld	hl,plotSScreen
+	ld	(base_graphics),hl
diff --git a/other_files/ti83p_crt0_app.asm b/other_files/ti83p_crt0_app.asm
new file mode 100644
index 0000000..af316dc
--- /dev/null
+++ b/other_files/ti83p_crt0_app.asm
@@ -0,0 +1,247 @@
+;	Stub for the TI 83+ calculator for building as an app
+;
+;	Stefano Bodrato - Dec 2000
+;			Feb 2000 - Speeded up the cpygraph
+;
+;	$Id: ti83p_crt0_app.asm,v 1.33 2016-07-11 05:58:34 stefano Exp $
+;------------------------------------------------
+; Some general PUBLICs and EXTERNs needed by the assembler
+;-----------------------------------------------------
+
+	MODULE  Ti83plus_App_crt0
+
+	DEFINE TI83PLUSAPP	;Used by grayscale interrupt and the such
+
+
+	EXTERN	_main		; No matter what set up we have, main is
+				;  always, always external to this file.
+	
+
+
+	PUBLIC	cleanup		; used by exit()
+	PUBLIC	l_dcal		; used by calculated calls = "call (hl)"
+
+
+	PUBLIC	cpygraph	; TI calc specific stuff
+	PUBLIC	tidi		;
+	PUBLIC	tiei		;
+	defc intcount = $8A8D
+
+;-------------------------
+; Begin of (shell) headers
+;-------------------------
+
+	INCLUDE "Ti83p.def"	; ROM / RAM adresses on Ti83+[SE]
+        defc    crt0 = 1
+	INCLUDE	"zcc_opt.def"	; Receive all compiler-defines
+
+	defc	CONSOLE_ROWS = 8
+        defc    TAR__clib_exit_stack_size = 3
+        defc    TAR__register_sp = -1
+	defc	__CPU_CLOCK = 6000000
+        INCLUDE "crt/classic/crt_rules.inc"
+	
+
+
+; Header data
+	DEFINE ASM
+	DEFINE NOT_DEFAULT_SHELL
+
+	org $4000
+
+	DEFB $80,$0F		;Field: Program length
+	DEFB $00,$00,$00,$00	;Length=0 (N/A for unsigned apps)
+
+	DEFB $80,$12		;Field: Program type
+	DEFB $01,$04		;Type = Freeware, 0104
+
+	DEFB $80,$21		;Field: App ID
+	DEFB $01		;Id = 1
+
+	DEFB $80,$31		;Field: App Build
+	DEFB $01		;Build = 1
+
+
+	DEFB $80,$48		;Field: App Name
+
+
+	DEFm "TI83+APP"		;App Name (Needs to be 8 bytes)
+
+
+
+	DEFB $80,$81		;Field: App Pages
+	DEFB $01		;App Pages = 1
+
+	DEFB $80,$90		;No default splash screen
+
+	DEFB $03,$26,$09,$04	;Field: Date stamp = 
+	DEFB $04,$6f,$1b,$80	;5/12/1999
+
+	DEFB $02, $0d, $40	;Dummy encrypted TI date stamp signature
+	DEFB $a1, $6b, $99, $f6 
+	DEFB $59, $bc, $67, $f5
+	DEFB $85, $9c, $09, $6c
+	DEFB $0f, $b4, $03, $9b
+	DEFB $c9, $03, $32, $2c
+	DEFB $e0, $03, $20, $e3
+	DEFB $2c, $f4, $2d, $73
+	DEFB $b4, $27, $c4, $a0
+	DEFB $72, $54, $b9, $ea
+	DEFB $7c, $3b, $aa, $16
+	DEFB $f6, $77, $83, $7a
+	DEFB $ee, $1a, $d4, $42
+	DEFB $4c, $6b, $8b, $13
+	DEFB $1f, $bb, $93, $8b
+	DEFB $fc, $19, $1c, $3c
+	DEFB $ec, $4d, $e5, $75
+
+	DEFB $80,$7F		;Field: Program Image length
+	DEFB 0,0,0,0		;Length=0, N/A
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+
+
+
+
+
+;-------------------------------------
+; End of header, begin of startup part
+;-------------------------------------
+start:
+IF DEFINED_GimmeSpeed
+	ld	a,1		; switch to 15MHz (extra fast)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+	ld	(__restore_sp_onexit+1),sp	;
+        INCLUDE "crt/classic/crt_init_sp.asm"
+        INCLUDE "crt/classic/crt_init_atexit.asm"
+        call    crt0_init_bss
+        ld      (exitsp),sp
+
+IF DEFINED_USING_amalloc
+	INCLUDE "crt/classic/crt_init_amalloc.asm"
+ENDIF
+
+
+	EXTERN	fputc_cons
+	ld	hl,12
+	push	hl
+	call	fputc_cons
+	pop	hl
+
+IF DEFINED_GRAYlib
+ IF DEFINED_GimmeSpeed
+	INCLUDE "target/ti83p/classic/gray83pSE.asm"	; 15MHz grayscale interrupt
+ ELSE
+	INCLUDE	"target/ti83p/classic/gray83p.asm"		;  6MHz grayscale interrupt
+ ENDIF
+ELSE
+	INCLUDE	"target/ti83p/classic/intwrap83p.asm"	; Interrupt Wrapper
+ENDIF
+
+	im	2		; enable IM2 interrupt
+	call	_main		; call main()
+cleanup:			; exit() jumps to this point
+	ld	iy,_IY_TABLE	; Restore flag pointer
+	im	1		;
+IF DEFINED_GimmeSpeed		;
+	xor	a		; Switch to 6MHz (normal speed)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+__restore_sp_onexit:
+    ld	sp,0		; Restore SP
+IF TSE				; TSE Kernel
+	call	_tseForceYield	; Task-switch back to shell (can return...)
+	jp	start		; begin again if needed...
+ENDIF				;
+tiei:	ei			;
+IF DEFINED_GRAYlib		;
+cpygraph:
+ENDIF				;
+	call	$50		; B_JUMP(_jforcecmdnochar)
+	DEFW      4027h;
+tidi:	ret			;
+
+;----------------------------------------
+; End of startup part, routines following
+;----------------------------------------
+l_dcal:
+	jp	(hl)		; used as "call (hl)"
+
+
+
+
+
+
+IF !DEFINED_GRAYlib
+ IF DEFINED_GimmeSpeed
+cpygraph:
+	call	$50		; bjump(GrBufCpy)
+	defw	GrBufCpy	; FastCopy is far too fast at 15MHz...
+ ELSE
+  IF Ion
+	defc	cpygraph = $966E+80+15	; Ion FastCopy call
+  ENDIF
+  IF MirageOS
+	defc	cpygraph = $4092	; MirageOS FastCopy call
+  ENDIF
+  IF TSE
+	defc	cpygraph = $8A3A+18	; TSE FastCopy call
+  ENDIF
+  IF ASM
+cpygraph:
+;(ion)FastCopy from Joe Wingbermuehle
+	di
+	ld	a,$80				; 7
+	out	($10),a				; 11
+	ld	hl,plotSScreen-12-(-(12*64)+1)		; 10
+	ld	a,$20				; 7
+	ld	c,a				; 4
+	inc	hl				; 6 waste
+	dec	hl				; 6 waste
+fastCopyAgain:
+	ld	b,64				; 7
+	inc	c				; 4
+	ld	de,-(12*64)+1			; 10
+	out	($10),a				; 11
+	add	hl,de				; 11
+	ld	de,10				; 10
+fastCopyLoop:
+	add	hl,de				; 11
+	inc	hl				; 6 waste
+	inc	hl				; 6 waste
+	inc	de				; 6
+	ld	a,(hl)				; 7
+	out	($11),a				; 11
+	dec	de				; 6
+	djnz	fastCopyLoop			; 13/8
+	ld	a,c				; 4
+	cp	$2B+1				; 7
+	jr	nz,fastCopyAgain		; 10/1
+	ret					; 10
+  ENDIF
+ ENDIF
+ENDIF
+
+		defc ansipixels = 96
+		IF !DEFINED_ansicolumns
+			 defc DEFINED_ansicolumns = 1
+			 defc ansicolumns = 32
+		ENDIF
+		
+        INCLUDE "crt/classic/crt_runtime_selection.asm"
+	INCLUDE	"crt/classic/crt_section.asm"
+
+	SECTION	code_crt_init
+	ld	hl,plotSScreen
+	ld	(base_graphics),hl
+
+
+
+
+
+
diff --git a/other_files/ti83papp.asm b/other_files/ti83papp.asm
new file mode 100644
index 0000000..2cb875b
--- /dev/null
+++ b/other_files/ti83papp.asm
@@ -0,0 +1,281 @@
+; Cerberus Application Header (Ti83+[SE] App)
+;
+; hjp - 28 june 2001 - First (clumsy) attempt to write a header-file
+; hjp - 29 june 2001 - Fixed/added things
+; hjp -  3 july 2001 - Straightened up some things for grayscale
+; hjp - 13 july 2001 - Reshaped variable initialisation (clears statvars now)
+
+	MODULE Ti83plus_App_crt0
+
+	DEFINE TI83PLUSAPP	;Used by grayscale interrupt and the such
+
+	EXTERN	_main		; No matter what set up we have, main is
+				;  always, always external to this file.
+
+	PUBLIC	cleanup		; used by exit()
+	PUBLIC	l_dcal		; used by calculated calls = "call (hl)"
+
+
+	PUBLIC	_vfprintf	; vprintf is internal to this file so we
+				;  only ever include one of the set of
+				;  routines
+
+	PUBLIC	exitsp		; Exit variables
+	PUBLIC	exitcount	;
+
+	PUBLIC	heaplast	;Near malloc heap variables
+	PUBLIC	heapblocks
+
+	PUBLIC	__sgoioblk	; For stdin, stdout, stder
+
+	PUBLIC	base_graphics	; Graphics stuff
+	PUBLIC	coords		;
+
+	PUBLIC	bit_irqstatus	; current irq status when DI is necessary
+
+	PUBLIC	cpygraph	; TI calc specific stuff
+	PUBLIC	tidi		;
+	PUBLIC	tiei		;
+;------------------------------
+; Begin of Application header:
+;------------------------------
+
+	INCLUDE "Ti83p.def"	; ROM / RAM adresses on Ti83+[SE]
+        defc    crt0 = 1
+	INCLUDE "zcc_opt.def"	;Get compiler defines
+
+	org $4000
+
+	DEFB $80,$0F		;Field: Program length
+	DEFB $00,$00,$00,$00	;Length=0 (N/A for unsigned apps)
+
+	DEFB $80,$12		;Field: Program type
+	DEFB $01,$04		;Type = Freeware, 0104
+
+	DEFB $80,$21		;Field: App ID
+	DEFB $01		;Id = 1
+
+	DEFB $80,$31		;Field: App Build
+	DEFB $01		;Build = 1
+
+
+	DEFB $80,$48		;Field: App Name
+beginname:
+	DEFINE NEED_AppName
+	INCLUDE	"zcc_opt.def"
+	UNDEFINE NEED_AppName
+endname0:
+IF !DEFINED_NEED_AppName | ((endname0-beginname)=0)
+	DEFS "TI83+APP"		;App Name (Needs to be 8 bytes)
+ENDIF
+endname:
+	DEFINE NameLength = (endname-beginname)
+	IF NameLength < 2	; Padd spaces if not 8 bytes... (horrible)
+	defm ''
+	ENDIF
+	IF NameLength < 3
+	defm ''
+	ENDIF
+	IF NameLength < 4
+	defm ''
+	ENDIF
+	IF NameLength < 5
+	defm ''
+	ENDIF
+	IF NameLength < 6
+	defm ''
+	ENDIF
+	IF NameLength < 7
+	defm ''
+	ENDIF
+	IF NameLength < 8
+	defm ''
+	ENDIF
+
+	DEFB $80,$81		;Field: App Pages
+	DEFB $01		;App Pages = 1
+
+	DEFB $80,$90		;No default splash screen
+
+	DEFB $03,$26,$09,$04	;Field: Date stamp = 
+	DEFB $04,$6f,$1b,$80	;5/12/1999
+
+	DEFB $02, $0d, $40	;Dummy encrypted TI date stamp signature
+	DEFB $a1, $6b, $99, $f6 
+	DEFB $59, $bc, $67, $f5
+	DEFB $85, $9c, $09, $6c
+	DEFB $0f, $b4, $03, $9b
+	DEFB $c9, $03, $32, $2c
+	DEFB $e0, $03, $20, $e3
+	DEFB $2c, $f4, $2d, $73
+	DEFB $b4, $27, $c4, $a0
+	DEFB $72, $54, $b9, $ea
+	DEFB $7c, $3b, $aa, $16
+	DEFB $f6, $77, $83, $7a
+	DEFB $ee, $1a, $d4, $42
+	DEFB $4c, $6b, $8b, $13
+	DEFB $1f, $bb, $93, $8b
+	DEFB $fc, $19, $1c, $3c
+	DEFB $ec, $4d, $e5, $75
+
+	DEFB $80,$7F		;Field: Program Image length
+	DEFB 0,0,0,0		;Length=0, N/A
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+	DEFB 0,0,0,0		;Reserved
+
+
+;--------------------------------------
+; End of header, begin of startup part
+;--------------------------------------
+start:
+IF DEFINED_GimmeSpeed		;
+	ld	a,1		; switch to 15MHz (extra fast)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+	rst	$28		; B_CALL(DelRes), we use the statvars-area,
+	DEFW	DelRes		;  Cerberus needs to know it's invalid now...
+				;
+	ld	hl,statvars	; Clear statvars
+	ld	(hl),0		;
+	ld	d,h		;
+	ld	e,l		;
+	inc	de		;
+	ld	bc,530		; 531-1 bytes
+	ldir			;
+IF !DEFINED_atexit		; Less stack use
+	ld	hl,-6		; 3 pointers (more likely value)
+	add	hl,sp		;
+	ld	sp,hl		;
+	ld	(exitsp),sp	;
+ELSE				;
+	ld	hl,-64		; 32 pointers (ANSI standard)
+	add	hl,sp		;
+	ld	sp,hl		;
+	ld	(exitsp),sp	;
+ENDIF				;
+	ld	hl,plotSScreen	;
+	ld	(base_graphics),hl
+IF DEFINED_GRAYlib		;
+	ld	(graybit1),hl	;
+	ld	hl,appBackUpScreen
+	ld	(graybit2),hl	;
+ENDIF				;
+	ld      hl,$8080	;
+	ld      (fp_seed),hl	;
+
+	EXTERN	fputc_cons
+	ld	hl,12
+	push	hl
+	call	fputc_cons
+	pop	hl
+
+IF DEFINED_GRAYlib
+ IF DEFINED_GimmeSpeed
+	INCLUDE "target/ti83p/classic/gray83pSE.asm"	; 15MHz grayscale interrupt
+ ELSE
+	INCLUDE	"target/ti83p/classic/gray83p.asm"		;  6MHz grayscale interrupt
+ ENDIF
+ENDIF
+
+	im	2		;
+	call	_main		;
+cleanup:			;
+	ld	iy,$89F0	; Load IY (flags) with it's normal value
+	im	1		;
+IF DEFINED_GimmeSpeed		;
+	xor	a		; switch to 6MHz (normal speed)
+	rst	28		; bcall(SetExSpeed)
+	defw	SetExSpeed	;
+ENDIF				;
+	call	$50		; B_JUMP(_jforcecmdnochar)
+	DEFW	_jforcecmdnochar; Exit back to Cerberus (TIOS)
+
+;-----------------------------------------
+; End of startup part, routines following
+;-----------------------------------------
+l_dcal:
+	jp	(hl)		; used as "call (hl)"
+
+tiei:	ei
+IF DEFINED_GRAYlib
+cpygraph:
+ENDIF
+tidi:	ret
+
+		defc ansipixels = 96
+		IF !DEFINED_ansicolumns
+			 defc DEFINED_ansicolumns = 1
+			 defc ansicolumns = 32
+		ENDIF
+		
+        INCLUDE "crt/classic/crt_runtime_selection.asm"
+	INCLUDE	"crt/classic/crt_section.asm"
+
+IF !DEFINED_GRAYlib
+cpygraph:
+	call	$50		; B_JUMP(GrBufCpy)
+	defw	GrBufCpy	; Since we don't have any shellsupport...
+ENDIF				;  plus this is safe for possible
+				;  Ti83+ Silver Edition at 15MHz
+
+defc intuse = IntProcEnd-IntProcStart
+
+DEFVARS $8A3A		; statVars (531 bytes of free space) See graylib83p.asm
+{			;  for more info on free space in this memory area.
+__sgoioblk
+	ds.b	40	; 40 bytes = 4 bytes * 10 handles
+coords
+        ds.w    1	;  2 bytes
+base_graphics
+        ds.w    1	;  2 bytes
+gfx_bank
+        ds.w    1	;  2 bytes
+exitsp
+        ds.w    1	;  2 bytes
+exitcount
+        ds.b    1	;  1 byte
+fp_seed		;not used...
+        ds.w    3	;  6 bytes
+extra
+        ds.w    3	;  6 bytes
+fa
+        ds.w    3	;  6 bytes
+fasign
+        ds.b    1	;  1 byte
+heapblocks
+	ds.w	1	;  2 bytes
+heaplast
+	ds.w	1	;  2 bytes
+hl1save
+	ds.w	1	;  2 bytes
+de1save
+	ds.w	1	;  2 bytes
+bc1save
+	ds.w	1	;  2 bytes
+iysave
+	ds.w	1	;  2 bytes	; total 80 bytes
+;------------------------------------------------------------------------------
+;			!!!BIG TROUBLE!!!
+; Grayscale interrupt is 125/130 bytes now, that won't fit into
+;  the [max] 118 bytes free here...
+; (intwrapper is 44 bytes, so that does fit)
+;------------------------------------------------------------------------------
+jp_intprocstart			; $8A8A / $8xxx
+	ds.b	intuse	; xx bytes used by interrupt routine
+freestatvarsA:
+	ds.b	113-intuse
+intcount
+	ds.b	1	;  1 byte  used by interrupt routine
+graybit1
+	ds.w	1	;  2 bytes used by interrupt routine
+graybit2
+	ds.w	1	;  2 bytes used by interrupt routine
+IV_table			; $8B00 / $8C00
+	ds.b	256	;256 bytes used by interrupt routine
+freestatvarsB:			; $8C01 / $8C4D
+	ds.b	77	; 77 bytes free
+}
+ENDIF
diff --git a/x/hello.8xp b/x/hello.8xp
new file mode 100644
index 0000000..4619928
Binary files /dev/null and b/x/hello.8xp differ
diff --git a/x/hello.bin b/x/hello.bin
new file mode 100644
index 0000000..7834637
Binary files /dev/null and b/x/hello.bin differ
diff --git a/x/v.8xp b/x/v.8xp
deleted file mode 100644
index 09c90de..0000000
Binary files a/x/v.8xp and /dev/null differ
diff --git a/x/v.bin b/x/v.bin
deleted file mode 100644
index a91ce7a..0000000
Binary files a/x/v.bin and /dev/null differ
diff --git a/x/x.8xp b/x/x.8xp
deleted file mode 100644
index 4b6c4a3..0000000
Binary files a/x/x.8xp and /dev/null differ
diff --git a/x/x.bin b/x/x.bin
deleted file mode 100644
index a91ce7a..0000000
Binary files a/x/x.bin and /dev/null differ
diff --git a/z88dk.Dockerfile b/z88dk.Dockerfile
new file mode 100644
index 0000000..4595c4b
--- /dev/null
+++ b/z88dk.Dockerfile
@@ -0,0 +1,36 @@
+# To create the image:
+#   $ docker build -t z88dk -f z88dk.Dockerfile .
+# To run the container:
+#   $ docker run -v ${PWD}:/src/ -it z88dk <command>
+
+FROM alpine:latest
+
+LABEL Version="0.8" \
+      Date="2018-Apr-10" \
+      Docker_Version="18.03.0-ce-mac60 (23751)" \
+      Maintainer="Garrafon Software (@garrafonsoft)" \
+      Description="A basic Docker container to compile and use z88dk from GIT"
+
+ENV Z88DK_PATH="/opt/z88dk"
+
+RUN apk add --no-cache build-base libxml2 m4 curl \
+    && apk add --no-cache -t .build_deps bison flex libxml2-dev git subversion boost-dev texinfo \
+		perl-template-toolkit perl-app-cpanminus \
+    && git clone --depth 1 --recursive https://github.com/HeronErin/z88dk.git ${Z88DK_PATH}
+
+RUN cpanm -l $HOME/perl5 --no-wget local::lib Template::Plugin::YAML 
+
+# Add, edit or uncomment the following lines to customize the z88dk compilation
+# COPY clib_const.m4 ${Z88DK_PATH}/libsrc/_DEVELOPMENT/target/
+# COPY config_sp1.m4 ${Z88DK_PATH}/libsrc/_DEVELOPMENT/target/zx/config/
+
+RUN cd ${Z88DK_PATH} \
+	&& eval "$(perl -I$HOME/perl5/lib/perl5 -Mlocal::lib)" \
+    && chmod 777 build.sh \
+    && BUILD_SDCC=1 BUILD_SDCC_HTTP=1 ./build.sh \
+    && apk del .build_deps
+
+ENV PATH="${Z88DK_PATH}/bin:${PATH}" \
+    ZCCCFG="${Z88DK_PATH}/lib/config/"
+
+WORKDIR /src/