Xpounded UPC-A Barcode Generator

This script will generate Valid UPC-A Barcodes.

The Universal Product Code (A) is comprised of

A well defined product category (1 Digit)
A Well Known and Static Manufacturer Identification (5 Digits)
A Manufacturer Supplied Product Identifier (5 Digits)
And a Checksum (1 Digit)

Use: Select the category, Type in a Manufacturer ID, Type in a product ID, and Click the button

Save this file as barCodes.html Use it freely

Select All

<HTML>
<HEAD>
<TITLE>
	Xpounded UPC-A Barcode Generator
</TITLE>
<STYLE>
	pre	{font-family:helvetica;font-size:18;}
</STYLE>
<SCRIPT Language="JavaScript">
var decTohex=[]
var upca=[]
var upcb=[]
var upcc=[]
var guard="101"
var centerGuard="0101010"
upca[0]="0001101"
upca[1]="0011001"
upca[2]="0010011"
upca[3]="0111101"
upca[4]="0100011"
upca[5]="0110001"
upca[6]="0101111"
upca[7]="0111011"
upca[8]="0110111"
upca[9]="0001011"
upcb[0]="0100111" 		 
upcb[1]="0110011" 		
upcb[2]="0011011" 		
upcb[3]="0100001" 		
upcb[4]="0011101" 		
upcb[5]="0111001" 		
upcb[6]="0000101" 		
upcb[7]="0010001" 		
upcb[8]="0001001" 		 
upcb[9]="0010111" 
upcc[0]="1110010"
upcc[1]="1100110"
upcc[2]="1101100"
upcc[3]="1000010"
upcc[4]="1011100"
upcc[5]="1001110"
upcc[6]="1010000"
upcc[7]="1000100"
upcc[8]="1001000"
upcc[9]="1110100"
decTohex[0]="0";
decTohex[1]="1";
decTohex[2]="2";
decTohex[3]="3";
decTohex[4]="4";
decTohex[5]="5";
decTohex[6]="6";
decTohex[7]="7";
decTohex[8]="8";
decTohex[9]="9";
decTohex[10]="a";
decTohex[11]="b";
decTohex[12]="c";
decTohex[13]="d";
decTohex[14]="e";
decTohex[15]="f";
function buildBinStr(numb,manufid,prodid,checksum){
	var tempbin=guard+upca[numb]
	for (i =0; i <manufid.length; i++) {
		tempchr=parseInt(manufid.charAt(i));
		tempbin+=upca[tempchr].toString();
	}
	tempbin+=centerGuard
	for (i =0; i <prodid.length; i++) {
		tempchr=parseInt(prodid.charAt(i));
		tempbin+=upcc[tempchr].toString();
	}
	tempbin+=upcc[checksum]+guard
	return tempbin
}
function buildHexStr(binValue){
	tempOctet='';
	tempHexStr='';
	for (i =0; i < 12; i++) {
		start=i*8;
		end=(i*8)+8;
		tempOctet=binValue.substring(start,end);
		tempLeft=tempOctet.charAt(0)*1+tempOctet.charAt(1)*2+tempOctet.charAt(2)*4+tempOctet.charAt(3)*8;
		tempRight=tempOctet.charAt(4)*1+tempOctet.charAt(5)*2+tempOctet.charAt(6)*4+tempOctet.charAt(7)*8;
		tempHex="0x"+decTohex[tempRight]+decTohex[tempLeft];
		tempHexStr=tempHexStr+tempHex;
		if (i<11){
			tempHexStr=tempHexStr+', ';
		}
 	}
 	return tempHexStr;
}
function init(){
	if(manu.value.length!=5){
		alert("Manufacturer ID Must be 5 digits long for UPCA codes")
		return
	}
	if(prod.value.length!=5){
		alert("Product ID Must be 5 digits long for UPCA codes")
		return
	}
	var f=makeBarCode()
	spacer="       "
	var barcodeimage='<img src="javascript:barCode" width="96" height="40">'
	barcode.innerHTML=barcodeimage
	upcCode=use.value+manu.value+prod.value+makeCheck(use.value+manu.value+prod.value+'')
	writenumber()
}
function makeBarCode(){
	var checksum=makeCheck(use.value+manu.value+prod.value+'')
	barBinary=buildBinStr(use.value,manu.value,prod.value,checksum);
	barHex=buildHexStr(barBinary);
	barCode='#define barCode_width 96\n#define barCode_height 20\nstatic char barCode_bits[] = {\n';
	for (i =0; i < 40; i++) {
		barCode=barCode+barHex;
		if (i<39){ 
			barCode=barCode+', ';
		}
	}
	barCode=barCode+'};\n';
}
function makeCheck(n){
	var mult=[3,1]
	var bool=0
	var r=0
	for(var i=n.length-1;i>-1;i=i-1){
		r+=parseInt(n.substr(i,1))*mult[bool]
		if(bool==0){bool=1}
		else {bool=0}
	}	
	var m=(10-(r%10))%10
	return m
}
function writenumber(){
	useNumb.innerText=upcCode.substr(0,1)
	upcNumb.innerText=upcCode.substring(1,11)
	checkNumb.innerText=upcCode.substr(11,1)
}
var barCode=""
var upcCode=""
</SCRIPT>
</HEAD>
<BODY onload="init()">
<center><font size="+1"><b>-------- UPC-A Barcode Generator ---------</b></font></center>
<br><br>
<table><tr>
	<td width="200" rowspan="3">
		<table cellpadding=0 cellspacing=0 border=0>
		<tr>
			<td> </td>
			<td id="barcode"></td>
 			<td> </td>
		</tr><tr>
			<td><font color=#000000 size=1 face=verdana id="useNumb"></font></td>
			<td align=middle><font color=#000000 size=2 face=verdana id="upcNumb"></font></td>
			<td><font color=#000000 size=1 face=verdana id="checkNumb"></font></td>
		</tr>
		</table>
	</td>
	<td>Use:</td>
	<td colspan="2">
		<select id="use">
			<option value="0">0 Regular UPC Code</option>
			<option value="1">1 Reserved</option>
			<option value="2">2 Weight Items</option>
			<option value="3">3 Drug/Health Items</option>
			<option value="4">4 In-store use on non-food items</option>
			<option value="5" selected>5 Coupons</option>
			<option value="6">6 Reserved</option>
			<option value="7">7 Regular UPC Codes</option>
			<option value="8">8 Reserved</option>
			<option value="9">9 Reserved</option>
	</td>
</tr><tr>
	<td>Manufacturer:</td>
	<td colspan="2"><input id="manu" value="43000" /></td>
</tr><tr>
	<td>Product:</td>
	<td><input id="prod" value="18670" /></td>
	<td><button onclick="init()">BARCODE</button></td>
</tr>
</table>
<br>
</BODY>
</HTML>

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All JS code developed by Xpounded is developed in RHSCoder.
All VBS code developed by Xpounded is developed in VBS QuickDev IDE, or RHSCoder.
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