<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd"> <html lang="en"> <head> <title>PIC18F242</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <link rel="stylesheet" type="text/css" href="main.css"> </head> <body> <ul class="classMenu"> <li><a href="index.html">All</a></li> <li><a href="enhanced-mcus.html">Enhanced</a></li> <li><a href="extended-mcus.html">Extended</a></li> <li><a href="regular-mcus.html">Regular</a></li> <li><a href="12-bits-mcus.html">12 bits</a></li> <li><a href="14-bits-mcus.html">14 bits</a></li> <li><a href="16-bits-mcus.html">16 bits</a></li> <li><a href="mcus-by-ram-size.html">by RAM size</a></li> <li><a href="mcus-by-rom-size.html">by ROM size</a></li> <li><a href="mcus-by-eeprom-size.html">by EEPROM size</a></li> </ul> <ul class="tabs"> <li><a href="PIC18F242-feat.html">Features</a></li> <li><a href="PIC18F242-conf.html">Configuration Bits</a></li> <li class="selected"><a href="PIC18F242-ram.html">RAM map</a></li> <li><a href="PIC18F242-sfr.html">SFR map</a></li> </ul> <table class="ramMap"> <tr><th colspan=33 class="ramTableName">PIC18F242</th></tr> <tr class="ramGap"><td></td></tr> <tr class="ramHead"> <td class="vMargin"></td> <th class="ramBank">Bank 0</th> <td class="vMargin"></td> <th class="ramBank">Bank 1</th> <td class="vMargin"></td> <th class="ramBank">Bank 2</th> <td class="vMargin"></td> <th class="ramBank">Bank 3</th> <td class="vMargin"></td> <th class="ramBank">Bank 4</th> <td class="vMargin"></td> <th class="ramBank">Bank 5</th> <td class="vMargin"></td> <th class="ramBank">Bank 6</th> <td class="vMargin"></td> <th class="ramBank">Bank 7</th> <td class="vMargin"></td> <th class="ramBank">Bank 8</th> <td class="vMargin"></td> <th class="ramBank">Bank 9</th> <td class="vMargin"></td> <th class="ramBank">Bank 10</th> <td class="vMargin"></td> <th class="ramBank">Bank 11</th> <td class="vMargin"></td> <th class="ramBank">Bank 12</th> <td class="vMargin"></td> <th class="ramBank">Bank 13</th> <td class="vMargin"></td> <th class="ramBank">Bank 14</th> <td class="vMargin"></td> <th class="ramBank">Bank 15</th> <td class="vMargin"></td> </tr> <tr class="ramGap"><td></td></tr> <tr> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramAcc" style="top: 0; height: 384px;"></div> <div class="ramGPR" style="height: 768px"><div class="ramTt" style="top: 153px">GPR<br>0x000 - 0x0FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramGPR" style="height: 768px"><div class="ramTt" style="top: 153px">GPR<br>0x100 - 0x1FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramGPR" style="height: 768px"><div class="ramTt" style="top: 153px">GPR<br>0x200 - 0x2FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x300 - 0x3FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x400 - 0x4FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x500 - 0x5FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x600 - 0x6FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x700 - 0x7FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x800 - 0x8FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0x900 - 0x9FF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0xA00 - 0xAFF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0xB00 - 0xBFF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0xC00 - 0xCFF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0xD00 - 0xDFF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramBAD" style="height: 768px"><div class="ramTt" style="top: 153px">Unimplemented<br>0xE00 - 0xEFF<br>256 bytes</div></div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramAcc" style="top: 384px; height: 384px;"></div> <div class="ramBAD" style="height: 384px"><div class="ramTt" style="top: 96px">Unimplemented<br>0xF00 - 0xF7F<br>128 bytes</div></div> <div class="ramSFR" style="height: 9px"><div class="ramTt" style="top: 4px"><a href="PIC18F242-sfr.html#PORTA">SFR<br>0xF80 - 0xF82<br>3 bytes</a></div></div> <div class="ramBAD" style="height: 18px"><div class="ramTt" style="top: 9px">Unimplemented<br>0xF83 - 0xF88<br>6 bytes</div></div> <div class="ramSFR" style="height: 9px"><div class="ramTt" style="top: 4px"><a href="PIC18F242-sfr.html#LATA">SFR<br>0xF89 - 0xF8B<br>3 bytes</a></div></div> <div class="ramBAD" style="height: 18px"><div class="ramTt" style="top: 9px">Unimplemented<br>0xF8C - 0xF91<br>6 bytes</div></div> <div class="ramSFR" style="height: 9px"><div class="ramTt" style="top: 4px"><a href="PIC18F242-sfr.html#DDRA">SFR<br>0xF92 - 0xF94<br>3 bytes</a></div></div> <div class="ramBAD" style="height: 24px"><div class="ramTt" style="top: 12px">Unimplemented<br>0xF95 - 0xF9C<br>8 bytes</div></div> <div class="ramSFR" style="height: 18px"><div class="ramTt" style="top: 9px"><a href="PIC18F242-sfr.html#PIE1">SFR<br>0xF9D - 0xFA2<br>6 bytes</a></div></div> <div class="ramBAD" style="height: 9px"><div class="ramTt" style="top: 4px">Unimplemented<br>0xFA3 - 0xFA5<br>3 bytes</div></div> <div class="ramSFR" style="height: 12px"><div class="ramTt" style="top: 6px"><a href="PIC18F242-sfr.html#EECON1">SFR<br>0xFA6 - 0xFA9<br>4 bytes</a></div></div> <div class="ramBAD" style="height: 3px"><div class="ramTt" style="top: 1px">Unimplemented<br>0xFAA</div></div> <div class="ramSFR" style="height: 15px"><div class="ramTt" style="top: 7px"><a href="PIC18F242-sfr.html#RCSTA">SFR<br>0xFAB - 0xFAF<br>5 bytes</a></div></div> <div class="ramBAD" style="height: 3px"><div class="ramTt" style="top: 1px">Unimplemented<br>0xFB0</div></div> <div class="ramSFR" style="height: 9px"><div class="ramTt" style="top: 4px"><a href="PIC18F242-sfr.html#T3CON">SFR<br>0xFB1 - 0xFB3<br>3 bytes</a></div></div> <div class="ramBAD" style="height: 18px"><div class="ramTt" style="top: 9px">Unimplemented<br>0xFB4 - 0xFB9<br>6 bytes</div></div> <div class="ramSFR" style="height: 18px"><div class="ramTt" style="top: 9px"><a href="PIC18F242-sfr.html#CCP2CON">SFR<br>0xFBA - 0xFBF<br>6 bytes</a></div></div> <div class="ramBAD" style="height: 3px"><div class="ramTt" style="top: 1px">Unimplemented<br>0xFC0</div></div> <div class="ramSFR" style="height: 57px"><div class="ramTt" style="top: 19px"><a href="PIC18F242-sfr.html#ADCON1">SFR<br>0xFC1 - 0xFD3<br>19 bytes</a></div></div> <div class="ramBAD" style="height: 3px"><div class="ramTt" style="top: 1px">Unimplemented<br>0xFD4</div></div> <div class="ramSFR" style="height: 129px"><div class="ramTt" style="top: 43px"><a href="PIC18F242-sfr.html#T0CON">SFR<br>0xFD5 - 0xFFF<br>43 bytes</a></div></div> </div> </td> <td class="vMargin"></td> </tr> </table> <p></p> <table class="ramMap"> <tr> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>256 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>0 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>256 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>0 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>256 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>0 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>0 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>256 bytes</div> </div> </td> <td class="vMargin"></td> <td class="ramColumn"> <div class="ramColCont"> <div class="ramSFR ramSum">SFR<br>95 bytes</div> <div class="ramGPR ramSum">GPR<br>0 bytes</div> <div class="ramBAD ramSum">Unimplemented<br>161 bytes</div> </div> </td> <td class="vMargin"></td> </tr> </table> <div class="legendContainer"> <div class="legend"> <p class="ramSFREx"> <span class="explanation">Special Function Register.</span></p> <p class="ramGPREx"> <span class="explanation">General-purpose RAM.</span></p> <p class="ramBADEx"> <span class="explanation">In this place no RAM.</span></p> </div> <div class="legend"> <p class="ramSFREx"><span class="ramAccEx"></span> <span class="explanation">Special Function Register on Access Area.</span></p> <p class="ramGPREx"><span class="ramAccEx"></span> <span class="explanation">General-purpose RAM on Access Area.</span></p> <p class="ramBADEx"><span class="ramAccEx"></span> <span class="explanation">In this place no RAM on Access Area.</span></p> </div> </div> <div class="legendContainer"> <p class="srcInfo">This page generated automatically by the <a href="https://sourceforge.net/p/gputils/code/HEAD/tree/trunk/scripts/tools/device-help.pl"><em>device-help.pl</em></a> program (2013-05-17 07:55:38 UTC) from the <em>8bit_device.info</em> file (rev: 1.13) of <em>mpasmx</em> and from the <a href="http://gputils.sourceforge.net#Download">gputils</a> source package (rev: svn 979:980). The <em>mpasmx</em> is included in the <a href="http://www.microchip.com/pagehandler/en-us/family/mplabx">MPLAB X</a>.</p> </div> </body> </html>