How To Do - Example Projects Click on the title to open the example project Click on the How to projects above to see the basic sample code to help you create your projects quickly and efficiently. Each "How To" has a overall description as well as a basic line by line detail of code. You can download the project or copy the menu file to clipboard   Basic Entities     Basic animation     Basic functions   Add Image   Create button   Basic math operations Draw colour boxes   Show page - multiple pages   Math functions Draw colour lines   Flashing text message   Create random number Draw colour vectors   Animation with pointers   Plus and Minus Draw colour circles   Scroll text message   Show and format Time and Date Draw colour ellipses   Move images (TouchX, TouchY)   Save Timestamp to text file   Draw arcs (ellipses with angle)   Move images with buttons   Password Entry Lock   Add multiple rows text     Move images (press button)     Menu Selection   Use pointers   Create slider       Text Hello World   Show and hide entities   Graphs Create Dynamic Entities     Dial needle   Create X-Bar Graph       PNG Transparency     Create Y-Bar Graph   Interfaces and Hardware             Trace graph from array   Create IO Counter           Draw sinusoid graph    External Key             Draw graph - DNA style Use A to D converters           Draw line graph   Send and receive data - RS232           Keyboard Control

How to do - Dial needle Click to Download Project View Image 2 Copy Ref LIB STYLE VAR PAGE POSN IMG DRAW TEXT LOAD KEY FUNC SHOW/HIDE Add background image to library Create page style Create vector style Create elipse style Create text style Create key style Create status variable Create variables for mph and kmh Create variable for angle Load timer0 to runforver expiring every 50ms Create interupt that runs chF on Timer0 Define a page named "pageName" with style "pageStyle" Create needle entity Create center point entity Create mph text entity Create kmh text entity Create minus key which sets status to 1 when pressed and to 3 when released Create plus key which sets status to 2 when pressed and to 3 when released Create Function that gets called on TIMER0 interupt which checks status so knows which function to run Create plF which adds 2 to value if not at upper limit then runs mvF Create miF which takes 2 from value if not at lower limit then runs mvF Create mvF Calculate angle using val variable Redraw the needle using the angle Convert the mph into kmh Load the new mph and kmh values to the text entities and refresh screen After loading show the page named "pageName" LIB(background,"SDHC/bground.png"); STYLE(pageStyle,Page){image=background;} STYLE(dSt,Draw){type=v;col=red;width=3;currel=SC;maxX=123;maxY=123;} STYLE(dStC,Draw){type=e;col=white;back=black;width=0;} STYLE(tSt,Text){font=Ascii16;col=white;back=dimgrey;currel=RC;} STYLE(kSt,key){type=touch;action=c;delay=0;repeat=10;} VAR(stat,0,U8);VAR(val,0,U16); VAR(val2,0,U16);VAR(CR,0,S16); LOAD(TIMER0,50,0); INT(inttim,TIMER0,chF); PAGE(pageName, pageStyle) { DRAW(ned,83,210,0,dSt,300,136); DRAW(cen,12,12,0,360,dStC,300,136); TEXT(Sp1,val,tSt,315,220); TEXT(Sp2,val2,tSt,315,240); KEY(kmi,[LOAD(stat,1);],[LOAD(stat,3);],40,40,kSt,40,136); KEY(kpl,[LOAD(stat,2);],[LOAD(stat,3);],40,40,kSt,120,136); } FUNC(chF){IF(stat=2?plF);IF(stat=1?miF);} FUNC(plF){IF(val<280?[CALC(val,val,2,"+");RUN(mvF);]);} FUNC(miF){IF(val>0?[CALC(val,val,2,"-");RUN(mvF);]);} FUNC(mvF) { CALC(CR,val,150,"-"); DRAW(ned,83,CR,0); CALC(val2,val,0.62,"*"); TEXT(Sp1,val);TEXT(Sp2,val2);; } SHOW(pageName);