readme upd

examples/memtest.vtl

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+10 A=0
+20 ?="MEMORY SIZE? ";
+30 B=?
+40 A=A+257
+50 C=A
+60 I=0
+70 I=I+1
+80 :I)=C
+90 C=C+769
+95 ?="";
+100 #=I*2+&<B*70
+110 C=A
+120 I=0
+130 I=I+1
+140 D=:I)
+145 #=D=C=0*170
+150 C=C+769
+155 ?="";
+160 #=130
+170 E=C/256
+180 F=%
+190 G=D/256
+200 H=%
+210 J=E=G
+220 P=I*2+&+J
+230 #=P<B*300
+240 ?="TEST # ";
+250 ?=A/256
+260 ?=" COMPLETE"
+270 #=A<65535*40
+280 ?="DONE"
+290 #=999
+300 ?="ERROR AT BYTE #";
+305 ?=P
+310 ?=""
+320 #=J*342
+330 F=E
+340 H=G
+342 ?=" TEST BYTE WAS ";
+344 ?=F
+345 ?=""
+346 ?="ERROR BYTE WAS ";
+348 ?=H
+349 ?=""
+350 L=0
+360 F=F/2
+370 M=%
+380 H=H/2
+390 N=%
+400 #=M=N=0*430
+410 L=L+1
+420 #=L<8*360
+430 ?="BIT IN ERROR IS #";
+440 ?=L
+450 ?=""