<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd"> <html lang="en"> <head> <title>PIC16F636</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="PIC16F636-feat.html">Features</a></li> <li class="selected"><a href="PIC16F636-conf.html">Configuration Bits</a></li> <li><a href="PIC16F636-ram.html">RAM map</a></li> <li><a href="PIC16F636-sfr.html">SFR map</a></li> </ul> <table class="configList"> <tr><th colspan=5 class="confTableName">PIC16F636</th></tr> <tr class="confGap"><td></td></tr> <tr><th colspan=4 class="configWord">CONFIG (address:0x2007, mask:0xFFFF)</th></tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">FOSC -- Oscillator Selection bits</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = LP</td> <td class="confSwValue">0x3FF8</td> <td class="confSwExpl">LP oscillator: Low-power crystal on RA5/T1CKI/OSC1/CLKIN and RA4/T1G/OSC2/CLKOUT.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = XT</td> <td class="confSwValue">0x3FF9</td> <td class="confSwExpl">XT oscillator: Crystal/resonator on RA5/T1CKI/OSC1/CLKIN and RA4/T1G/OSC2/CLKOUT.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = HS</td> <td class="confSwValue">0x3FFA</td> <td class="confSwExpl">HS oscillator: High-speed crystal/resonator on RA5/T1CKI/OSC1/CLKIN and RA4/T1G/OSC2/CLKOUT.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = EC</td> <td class="confSwValue">0x3FFB</td> <td class="confSwExpl">EC: I/O function on RA4/T1G/OSC2/CLKOUT, CLKIN on RA5/T1CKI/OSC1/CLKIN.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = INTOSCIO</td> <td class="confSwValue">0x3FFC</td> <td class="confSwExpl">INTOSCIO oscillator: I/O function on RA4/T1G/OSC2/CLKOUT pin, I/O function on RA5/T1CKI/OSC1/CLKIN.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = INTOSCCLK</td> <td class="confSwValue">0x3FFD</td> <td class="confSwExpl">INTOSC oscillator: CLKOUT function on RA4/T1G/OSC2/CLKOUT pin, I/O function on RA5/T1CKI/OSC1/CLKIN.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = EXTRCIO</td> <td class="confSwValue">0x3FFE</td> <td class="confSwExpl">RCIO oscillator: I/O function on RA4/T1G/OSC2/CLKOUT pin, RC on RA5/T1CKI/OSC1/CLKIN.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FOSC = EXTRCCLK</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">RC oscillator: CLKOUT function on RA4/T1G/OSC2/CLKOUT pin, RC on RA5/T1CKI/OSC1/CLKIN.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">WDTE -- Watchdog Timer Enable bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">WDTE = OFF</td> <td class="confSwValue">0x3FF7</td> <td class="confSwExpl">WDT disabled and can be enabled by SWDTEN bit of the WDTCON register.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">WDTE = ON</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">WDT enabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">PWRTE -- Power-up Timer Enable bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">PWRTE = ON</td> <td class="confSwValue">0x3FEF</td> <td class="confSwExpl">PWRT enabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">PWRTE = OFF</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">PWRT disabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">MCLRE -- MCLR pin function select bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">MCLRE = OFF</td> <td class="confSwValue">0x3FDF</td> <td class="confSwExpl">MCLR pin function is alternate function, MCLR function is internally disabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">MCLRE = ON</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">MCLR pin is MCLR function and weak internal pull-up is enabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">CP -- Code Protection bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">CP = ON</td> <td class="confSwValue">0x3FBF</td> <td class="confSwExpl">Program memory is external read and write-protected.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">CP = OFF</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">Program memory is not code protected.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">CPD -- Data Code Protection bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">CPD = ON</td> <td class="confSwValue">0x3F7F</td> <td class="confSwExpl">Data memory is external read protected.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">CPD = OFF</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">Data memory is not code protected.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">BOREN -- Brown-out Reset Selection bits</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">BOREN = OFF</td> <td class="confSwValue">0x3CFF</td> <td class="confSwExpl">BOD and SBODEN disabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">BOREN = SBODEN</td> <td class="confSwValue">0x3DFF</td> <td class="confSwExpl">SBODEN controls BOD function.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">BOREN = NSLEEP</td> <td class="confSwValue">0x3EFF</td> <td class="confSwExpl">BOD enabled while running and disabled in Sleep. SBODEN bit disabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">BOREN = ON</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">BOD enabled and SBOdEN bit disabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">IESO -- Internal-External Switchover bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">IESO = OFF</td> <td class="confSwValue">0x3BFF</td> <td class="confSwExpl">Internal External Switchover mode disabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">IESO = ON</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">Internal External Switchover mode enabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">FCMEN -- Fail-Safe Clock Monitor Enable bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">FCMEN = OFF</td> <td class="confSwValue">0x37FF</td> <td class="confSwExpl">Fail-Safe Clock Monitor disabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">FCMEN = ON</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">Fail-Safe Clock Monitor enabled.</td> <td class="vMargin"></td> </tr> <tr class="confGap"><td></td></tr> <tr><th colspan=3 class="confOptName">WURE -- Wake-Up Reset Enable bit</th></tr> <tr> <td class="vMargin"></td> <td class="confSwName">WURE = ON</td> <td class="confSwValue">0x2FFF</td> <td class="confSwExpl">Wake-up and Reset enabled.</td> <td class="vMargin"></td> </tr> <tr> <td class="vMargin"></td> <td class="confSwName">WURE = OFF</td> <td class="confSwValue">0x3FFF</td> <td class="confSwExpl">Standard wake-up and continue enabled.</td> <td class="vMargin"></td> </tr> </table> <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 07:55:34 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>