diff --git a/projects/demos/bifurcan.usm b/projects/demos/bifurcan.usm
index 13aab08..57afb22 100644
--- a/projects/demos/bifurcan.usm
+++ b/projects/demos/bifurcan.usm
@@ -6,6 +6,7 @@
 %RTN { JMP2r }
 %MOD { DUP2 DIV MUL SUB }
 %TOS { #00 SWP }
+%2// { #01 SFT2 }
 
 ( devices )
 
@@ -38,8 +39,8 @@
 	;on-mouse .Mouse/vector DEO2
 
 	( find center )
-	.Screen/width DEI2 #0002 DIV2 .center/x STZ2
-	.Screen/height DEI2 #0002 DIV2 .center/y STZ2
+	.Screen/width DEI2 2// .center/x STZ2
+	.Screen/height DEI2 2// .center/y STZ2
 
 	( background ) 
 	;tiles ;cover-pattern JSR2
diff --git a/projects/demos/drum-rack.usm b/projects/demos/drum-rack.usm
index 1d43220..121e6be 100644
--- a/projects/demos/drum-rack.usm
+++ b/projects/demos/drum-rack.usm
@@ -4,10 +4,10 @@
 		- When selecting a pad, should highlight note in octave
 )
 
-%+  { ADD } %-   { SUB }  %*  { MUL } %/   { DIV }  
-%<  { LTH } %>   { GTH }  %=  { EQU } %!   { NEQ } 
-%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 } 
-%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }  
+%+  { ADD } %-   { SUB }  %*  { MUL } %/   { DIV }
+%<  { LTH } %>   { GTH }  %=  { EQU } %!   { NEQ }
+%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 }
+%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
 
 %TOB { SWP POP } %TOS { #00 SWP }
 %RTN { JMP2r }
diff --git a/projects/demos/life.usm b/projects/demos/life.usm
index 1022000..72ad309 100644
--- a/projects/demos/life.usm
+++ b/projects/demos/life.usm
@@ -15,11 +15,12 @@
 %RTN  { JMP2r }   %MOD  { DUP2 / * - }
 %MOD8 { #07 AND } %MOD2 { #01 AND }
 %SFL  { #40 SFT SFT }
+%2//  { #01 SFT2 } %8//  { #03 SFT2 }
 
 %WIDTH { #40 }   %HEIGHT { #40 }
 %BANK1 { #8000 } %BANK2 { #a000 }
 
-%GET-SIZE { WIDTH TOS #0008 // HEIGHT TOS ** }
+%GET-SIZE { WIDTH TOS 8// HEIGHT TOS ** }
 %GET-ITERATORS { SWP2k POP SWP POP }
 
 ( devices )
@@ -58,8 +59,8 @@
 	#07 #05 ;set-cell JSR2
 	#06 #05 ;set-cell JSR2
 
-	.Screen/width DEI2 #0002 // WIDTH TOS -- .anchor/x STZ2
-	.Screen/height DEI2 #0002 // HEIGHT TOS -- .anchor/y STZ2
+	.Screen/width DEI2 2// WIDTH TOS -- .anchor/x STZ2
+	.Screen/height DEI2 2// HEIGHT TOS -- .anchor/y STZ2
 
 	#01 .world/paused STZ
 
diff --git a/projects/demos/musictracker.usm b/projects/demos/musictracker.usm
index 37d2f60..1efe35f 100644
--- a/projects/demos/musictracker.usm
+++ b/projects/demos/musictracker.usm
@@ -2,8 +2,8 @@
 
 %RTN { JMP2r }
 %8++ { #0008 ADD2 } %8-- { #0008 SUB2 }
-%8** { #0008 MUL2 } %8// { #0008 DIV2 }
-%++ { #0001 ADD2 }
+%8** { #0008 MUL2 } %8// { #03 SFT2 }
+%++ { #0001 ADD2 }  %2// { #01 SFT2 }
 %MOD8 { #07 AND }
 %TRACK { ;track/ch1 #00 .track/active LDZ #0020 MUL2 ADD2 }
 
@@ -43,9 +43,9 @@
 	( vectors ) ;on-mouse .Mouse/vector DEO2
 	( vectors ) ;on-button .Controller/vector DEO2
 
-	.Screen/width DEI2 #0002 DIV2 DUP2 #0080 SUB2 .trkframe/x1 STZ2
+	.Screen/width DEI2 2// DUP2 #0080 SUB2 .trkframe/x1 STZ2
 	 #0080 ADD2 .trkframe/x2 STZ2
-	.Screen/height DEI2 #0002 DIV2 DUP2 #0038 SUB2 #0010 SUB2 .trkframe/y1 STZ2
+	.Screen/height DEI2 2// DUP2 #0038 SUB2 #0010 SUB2 .trkframe/y1 STZ2
 	 #0038 ADD2 #0010 SUB2 .trkframe/y2 STZ2
 
 	.trkframe/x1 LDZ2 .chnframe/x1 STZ2 .trkframe/y2 LDZ2 .chnframe/y1 STZ2
diff --git a/projects/demos/piano.usm b/projects/demos/piano.usm
index 26935e3..e34a0c8 100644
--- a/projects/demos/piano.usm
+++ b/projects/demos/piano.usm
@@ -1,9 +1,9 @@
 ( piano )
 
-%+  { ADD } %-   { SUB }  %*  { MUL } %/   { DIV }  
-%<  { LTH } %>   { GTH }  %=  { EQU } %!   { NEQ } 
-%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 } 
-%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }  
+%+  { ADD } %-   { SUB }  %*  { MUL } %/   { DIV }
+%<  { LTH } %>   { GTH }  %=  { EQU } %!   { NEQ }
+%++ { ADD2 } %-- { SUB2 } %** { MUL2 } %// { DIV2 }
+%<< { LTH2 } %>> { GTH2 } %== { EQU2 } %!! { NEQ2 }
 
 %RTN  { JMP2r }
 %TOS  { #00 SWP }
@@ -11,6 +11,9 @@
 %LTS2 { #8000 ++ SWP2 #8000 ++ >> }
 %GTS2 { #8000 ++ SWP2 #8000 ++ << }
 %INCR { SWP #01 + SWP }
+%2//  { #01 SFT2 }
+%4//  { #02 SFT2 }
+%8//  { #03 SFT2 }
 
 %WAVEFORM { #1000 }
 
@@ -62,8 +65,8 @@
 	;saw-path   .File/name DEO2 #0100 .File/length DEO2 WAVEFORM #0500 ++ .File/load DEO2
 
 	( find center )
-	.Screen/width DEI2 #0002 // .center/x STZ2
-	.Screen/height DEI2 #0002 // .center/y STZ2
+	.Screen/width DEI2 2// .center/x STZ2
+	.Screen/height DEI2 2// .center/y STZ2
 
 	( place octave )
 	.center/x LDZ2 #0080 -- .octave-view/x1 STZ2
@@ -191,8 +194,8 @@ BRK
 
 @on-touch-octave-view ( -> )
 
-	.Mouse/x DEI2 .octave-view/x1 LDZ2 -- #0008 // SWP POP #09 ! ,&no-mod JCN
-		.Mouse/y DEI2 .octave-view/y1 LDZ2 -- #0008 // SWP POP 
+	.Mouse/x DEI2 .octave-view/x1 LDZ2 -- 8// SWP POP #09 ! ,&no-mod JCN
+		.Mouse/y DEI2 .octave-view/y1 LDZ2 -- 8// SWP POP 
 		DUP #00 ! ,&no-incr JCN
 			.octave LDZ #01 + .octave STZ &no-incr
 		DUP #02 ! ,&no-decr JCN
@@ -203,8 +206,8 @@ BRK
 		BRK
 	&no-mod
 
-	.Mouse/x DEI2 .octave-view/x1 LDZ2 -- #0008 // SWP POP #06 > ,&no-key JCN
-		.Mouse/x DEI2 .octave-view/x1 LDZ2 -- #0008 // DUP2 SWP POP .last-note STZ ;notes ++ LDA ;play JSR2
+	.Mouse/x DEI2 .octave-view/x1 LDZ2 -- 8// SWP POP #06 > ,&no-key JCN
+		.Mouse/x DEI2 .octave-view/x1 LDZ2 -- 8// DUP2 SWP POP .last-note STZ ;notes ++ LDA ;play JSR2
 		( release ) #00 .Mouse/state DEO
 		;draw-octave JSR2
 	&no-key
@@ -213,7 +216,7 @@ BRK
 
 @on-touch-adsr-view ( -> )
 
-	.Mouse/x DEI2 .adsr-view/x1 LDZ2 -- #0008 // SWP POP #03 /
+	.Mouse/x DEI2 .adsr-view/x1 LDZ2 -- 8// SWP POP #03 /
 	DUP #00 ! ,&no-a JCN
 		.Audio0/adsr DEI
 		#10 .Mouse/state DEI #10 = #e0 * + +
@@ -363,7 +366,7 @@ RTN
 		&no-dot
 		OVR TOS .Audio0/addr DEI2 ++ LDA 
 		#02 /
-		TOS #0004 // .wave-view/y1 LDZ2 ++ .Screen/y DEO2
+		TOS 4// .wave-view/y1 LDZ2 ++ .Screen/y DEO2
 		.Screen/x DEI2 #0001 ++ .Screen/x DEO2
 		( draw ) OVR .Audio0/length DEI2 SWP POP > #02 * #01 + .Screen/color DEO
 		( incr ) INCR
diff --git a/projects/demos/polycat.usm b/projects/demos/polycat.usm
index 849123e..ef1e19c 100644
--- a/projects/demos/polycat.usm
+++ b/projects/demos/polycat.usm
@@ -1,6 +1,8 @@
 ( polycat )
 
 %RTN { JMP2r }
+%2// { #01 SFT2 }
+%4// { #02 SFT2 }
 
 ( devices )
 
@@ -25,8 +27,8 @@
 	#0caf .System/b DEO2
 
 	( find center )
-	.Screen/width DEI2 #0002 DIV2 #0008 SUB2 .cat/x STZ2
-	.Screen/height DEI2 #0004 DIV2 #0003 MUL2 #0018 SUB2 .cat/y STZ2
+	.Screen/width DEI2 2// #0008 SUB2 .cat/x STZ2
+	.Screen/height DEI2 4// #0003 MUL2 #0018 SUB2 .cat/y STZ2
 
 	( vectors )
 	;on-mouse .Mouse/vector DEO2
diff --git a/projects/demos/theme.usm b/projects/demos/theme.usm
index 1e19ef5..4ecb78b 100644
--- a/projects/demos/theme.usm
+++ b/projects/demos/theme.usm
@@ -2,7 +2,8 @@
 
 %RTN { JMP2r }
 %++  { #0001 ADD2 }
-%2/  { #01 SFT2 }
+%2// { #01 SFT2 }
+%4// { #02 SFT2 }
 %8+  { #0008 ADD2 }
 %STEP8 { #33 SFT2 }
 
@@ -48,8 +49,8 @@
 	#0050 .window/h STZ2
 
 	( center window )
-	.Screen/width DEI2 2/ .window/w LDZ2 2/ SUB2 .window/x1 STZ2
-	.Screen/height DEI2 2/ .window/h LDZ2 2/ SUB2 .window/y1 STZ2
+	.Screen/width DEI2 2// .window/w LDZ2 2// SUB2 .window/x1 STZ2
+	.Screen/height DEI2 2// .window/h LDZ2 2// SUB2 .window/y1 STZ2
 
 	#01 .theme/r1 STZ #02 .theme/g1 STZ #03 .theme/b1 STZ
 	#04 .theme/r2 STZ #06 .theme/g2 STZ #07 .theme/b2 STZ
@@ -57,8 +58,8 @@
 	#0c .theme/r4 STZ #0b .theme/g4 STZ #0d .theme/b4 STZ
 
 	( find screen center )
-	.Screen/width DEI2 2/ .center/x STZ2
-	.Screen/height DEI2 2/ .center/y STZ2
+	.Screen/width DEI2 2// .center/x STZ2
+	.Screen/height DEI2 2// .center/y STZ2
 
 	;update-theme JSR2
 	;draw-background JSR2
@@ -76,22 +77,22 @@ BRK
 	DUP2 #0010 NEQ2 ,&no-touch-red JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #0060 ADD2 LTH2 ,&no-touch-red JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #009c ADD2 GTH2 ,&no-touch-red JCN
-		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 #0004 DIV2 SWP POP ;theme/r1 #00 .selection LDZ ADD2 STA
+		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 4// SWP POP ;theme/r1 #00 .selection LDZ ADD2 STA
 	&no-touch-red
 	DUP2 #0020 NEQ2 ,&no-touch-green JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #0060 ADD2 LTH2 ,&no-touch-green JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #009c ADD2 GTH2 ,&no-touch-green JCN
-		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 #0004 DIV2 SWP POP ;theme/g1 #00 .selection LDZ ADD2 STA
+		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 4// SWP POP ;theme/g1 #00 .selection LDZ ADD2 STA
 	&no-touch-green
 	DUP2 #0030 NEQ2 ,&no-touch-blue JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #0060 ADD2 LTH2 ,&no-touch-blue JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #009c ADD2 GTH2 ,&no-touch-blue JCN
-		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 #0004 DIV2 SWP POP ;theme/b1 #00 .selection LDZ ADD2 STA
+		( get new value ) .Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0060 SUB2 4// SWP POP ;theme/b1 #00 .selection LDZ ADD2 STA
 	&no-touch-blue
 	DUP2 #0040 NEQ2 ,&no-touch-radio JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #0050 ADD2 LTH2 ,&no-touch-radio JCN
 		.Mouse/x DEI2 .window/x1 LDZ2 #008c ADD2 GTH2 ,&no-touch-radio JCN
-		.Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0050 SUB2 STEP8 2/ #0008 DIV2 SWP POP .selection STZ
+		.Mouse/x DEI2 .window/x1 LDZ2 SUB2 #0050 SUB2 STEP8 2// #0008 DIV2 SWP POP .selection STZ
 	&no-touch-radio
 	POP2
 
diff --git a/projects/examples/devices/controller.buttons.usm b/projects/examples/devices/controller.buttons.usm
index f18cba3..96f1e8d 100644
--- a/projects/examples/devices/controller.buttons.usm
+++ b/projects/examples/devices/controller.buttons.usm
@@ -2,6 +2,7 @@
 
 %++ { #0001 ADD2 } 
 %-- { #0001 SUB2 }
+%2// { #01 SFT2 }
 
 ( devices )
 
@@ -28,8 +29,8 @@
 	;on-frame .Screen/vector DEO2
 	
 	( set origin )
-	.Screen/width DEI2 #0002 DIV2 .Screen/x DEO2
-	.Screen/height DEI2 #0002 DIV2 .Screen/y DEO2
+	.Screen/width DEI2 2// .Screen/x DEO2
+	.Screen/height DEI2 2// .Screen/y DEO2
 
 	;default_icn .Screen/addr DEO2
 	#31 .Screen/color DEO
diff --git a/projects/examples/devices/datetime.usm b/projects/examples/devices/datetime.usm
index 30dad14..4941103 100644
--- a/projects/examples/devices/datetime.usm
+++ b/projects/examples/devices/datetime.usm
@@ -1,10 +1,13 @@
 ( Dev/Time )
 
+%2// { #01 SFT2 }
+%4// { #02 SFT2 }
+
 %RTN     { JMP2r }
 %MOD     { DUP2 DIV MUL SUB }
 %ABS2    { DUP2 #0f SFT2 EQU #04 JCN #ffff MUL2 }
-%SCALEX  { #0002 DIV2 .Screen/width DEI2 #0002 DIV2 ADD2 #0040 SUB2 }
-%SCALEY  { #0002 DIV2 .Screen/height DEI2 #0002 DIV2 ADD2 #0040 SUB2 }
+%SCALEX  { 2// .Screen/width DEI2 2// ADD2 #0040 SUB2 }
+%SCALEY  { 2// .Screen/height DEI2 2// ADD2 #0040 SUB2 }
 %12HOURS { DUP #0c GTH #0c MUL SUB }
 %LTS2    { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }
 %GTS2    { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }
@@ -55,11 +58,11 @@ BRK
 		#00 SWP SCALEY .needles/sy STZ2
 		#00 SWP SCALEX .needles/sx STZ2
 	#00 .DateTime/minute DEI #0002 MUL2 ;table ADD2 LDA2
-		#00 SWP #0004 DIV2 #0003 MUL2 #0020 ADD2 SCALEY .needles/my STZ2
-		#00 SWP #0004 DIV2 #0003 MUL2 #0020 ADD2 SCALEX .needles/mx STZ2
+		#00 SWP 4// #0003 MUL2 #0020 ADD2 SCALEY .needles/my STZ2
+		#00 SWP 4// #0003 MUL2 #0020 ADD2 SCALEX .needles/mx STZ2
 	#00 .DateTime/hour DEI 12HOURS #05 MUL #0002 MUL2 ;table ADD2 LDA2
-		#00 SWP #0002 DIV2 #0040 ADD2 SCALEY .needles/hy STZ2
-		#00 SWP #0002 DIV2 #0040 ADD2 SCALEX .needles/hx STZ2
+		#00 SWP 2// #0040 ADD2 SCALEY .needles/hy STZ2
+		#00 SWP 2// #0040 ADD2 SCALEX .needles/hx STZ2
 
 	( needles )
 	#0080 SCALEX #0080 SCALEY .needles/sx LDZ2 .needles/sy LDZ2 #02 ;draw-line JSR2
@@ -83,8 +86,8 @@ BRK
 
 @draw-display ( -- )
 
-	.Screen/height DEI2 #0002 DIV2 #0048 ADD2 .Screen/y DEO2
-	.Screen/width DEI2 #0002 DIV2
+	.Screen/height DEI2 2// #0048 ADD2 .Screen/y DEO2
+	.Screen/width DEI2 2//
 	DUP2 #0020 SUB2 .Screen/x DEO2
 		;font-hex #00 .DateTime/hour DEI #0a DIV #08 MUL ADD2 .Screen/addr DEO2
 		#22 .Screen/color DEO
diff --git a/projects/examples/devices/screen.usm b/projects/examples/devices/screen.usm
index 0ac59d7..2064f97 100644
--- a/projects/examples/devices/screen.usm
+++ b/projects/examples/devices/screen.usm
@@ -2,6 +2,7 @@
 
 %RTN { JMP2r }
 %MOD { DUP2 DIV MUL SUB }
+%2// { #01 SFT2 }
 
 ( devices )
 
@@ -24,8 +25,8 @@
 	#0da4 .System/b DEO2 
 
 	( find screen center )
-	.Screen/width DEI2 #0002 DIV2 .center/x STZ2
-	.Screen/height DEI2 #0002 DIV2 .center/y STZ2
+	.Screen/width DEI2 2// .center/x STZ2
+	.Screen/height DEI2 2// .center/y STZ2
 
 	( draw )
 	;draw-table JSR2
diff --git a/projects/examples/gui/animation.usm b/projects/examples/gui/animation.usm
index 0a38e46..749fe59 100644
--- a/projects/examples/gui/animation.usm
+++ b/projects/examples/gui/animation.usm
@@ -1,5 +1,9 @@
 ( GUI Animation )
 
+%2// { #01 SFT2 }
+
+( devices )
+
 |00 @System     [ &vector $2 &pad    $6 &r      $2 &g     $2 &b      $2 ]
 |20 @Screen     [ &vector $2 &width  $2 &height $2 &pad   $2 &x      $2 &y $2 &addr $2 &color $1 ]
 
@@ -20,8 +24,8 @@
 	;on-frame .Screen/vector DEO2
 
 	( starting position )
-	.Screen/width DEI2 #0002 DIV2 .dvd/x STZ2
-	.Screen/height DEI2 #0002 DIV2 .dvd/y STZ2
+	.Screen/width DEI2 2// .dvd/x STZ2
+	.Screen/height DEI2 2// .dvd/y STZ2
 	
 	#21 ;draw-dvd JSR2
 	
diff --git a/projects/examples/gui/label.usm b/projects/examples/gui/label.usm
index f84f614..3e5cc72 100644
--- a/projects/examples/gui/label.usm
+++ b/projects/examples/gui/label.usm
@@ -1,6 +1,7 @@
 ( GUI Labels )
 
 %RTN { JMP2r }
+%2// { #01 SFT2 }
 
 ( devices )
 
@@ -27,8 +28,8 @@ BRK
 @draw ( -- )
 	
 	( find screen center )
-	.Screen/width DEI2 #0002 DIV2 .center/x STZ2
-	.Screen/height DEI2 #0002 DIV2 .center/y STZ2
+	.Screen/width DEI2 2// .center/x STZ2
+	.Screen/height DEI2 2// .center/y STZ2
 
 	( draw ver line )
 	.center/x LDZ2 .Screen/x DEO2 #0000 .Screen/y DEO2
@@ -61,7 +62,7 @@ RTN
 @draw-label-middle ( x y color addr -- )
 	
 	( load ) .label/addr STZ2 .label/color STZ .Screen/y DEO2
-	( align ) .label/addr LDZ2 ;get-text-length JSR2 #0008 MUL2 #0002 DIV2 SUB2 .Screen/x DEO2
+	( align ) .label/addr LDZ2 ;get-text-length JSR2 #0008 MUL2 2// SUB2 .Screen/x DEO2
 	.label/addr LDZ2
 	&loop
 		( draw ) DUP2 LDA #00 SWP #0008 MUL2 ;font ADD2 .Screen/addr DEO2 .label/color LDZ .Screen/color DEO
diff --git a/projects/software/neralie.usm b/projects/software/neralie.usm
index 2c70991..56db9bb 100644
--- a/projects/software/neralie.usm
+++ b/projects/software/neralie.usm
@@ -85,7 +85,7 @@
 	JMP2r
 
 @arvelie-text ( -- )
-	.Screen/width DEI2 #0002 DIV2 #0034 SUB2 .Screen/x DEO2
+	.Screen/width DEI2 #01 SFT2 #0034 SUB2 .Screen/x DEO2
 	.Screen/height DEI2 #0008 SUB2 .Screen/y DEO2
 	.DateTime/year DEI2 #07d6 SUB2
 	#000a ;modf JSR2 ;digit JSR2
@@ -97,7 +97,7 @@
 	JMP2r
 
 @neralie-text ( -- )
-	.Screen/width DEI2 #0002 DIV2 #0004 SUB2 .Screen/x DEO2
+	.Screen/width DEI2 #01 SFT2 #0004 SUB2 .Screen/x DEO2
 	.neralie/n0123 LDZ2
 	#03e8 ;modf JSR2 ,digit JSR
 	#0064 ;modf JSR2 ,digit JSR
diff --git a/projects/software/orca.usm b/projects/software/orca.usm
index 8bf4eed..130a50d 100644
--- a/projects/software/orca.usm
+++ b/projects/software/orca.usm
@@ -14,7 +14,7 @@
 %RTN { JMP2r }
 %++ { #01 ADD } %-- { #01 SUB }
 %8+ { #0008 ADD2 }
-%8* { #0008 MUL2 } %8/ { #0008 DIV2 }
+%8* { #0008 MUL2 } %8/ { #03 SFT2 }
 %MOD { DUP2 DIV MUL SUB }
 %MOD8 { #07 AND }
 %MOD2 { #01 AND }