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	<title>ROTINA GOERTZEL PARA PIC EM C &#8211; PicSource</title>
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		<title>DTMF RECEIVER C/ PIC 16F676 (REF347)</title>
		<link>http://picsource.com.br/archives/12806/</link>
		
		<dc:creator><![CDATA[Claudio Larios]]></dc:creator>
		<pubDate>Fri, 04 Dec 2020 21:46:18 +0000</pubDate>
				<category><![CDATA[Microcontroladores]]></category>
		<category><![CDATA[Miscelânea]]></category>
		<category><![CDATA[Programas PIC (Compiler CCS "C")]]></category>
		<category><![CDATA[16F676]]></category>
		<category><![CDATA[DTMF]]></category>
		<category><![CDATA[RADU CONSTANTINESCU]]></category>
		<category><![CDATA[ROTINA GOERTZEL PARA PIC EM C]]></category>
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					<description><![CDATA[Emulando um MT8870DE com um PIC16f676&#8230; A proposta desta montagem visa obter um receptor de sinais DTMF com saídas em hexadecimal, semelhantes as usadas no circuito integrado MT8870DE e similares. Veja o esquema abaixo: Conforme o par de tons DTMF na entrada, teremos uma combinação de sinais nos pinos Q1 a Q4. Veja isto na [&#8230;]]]></description>
		
		
		
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