It is a 8 ohm impedance speaker? ----- Original Message ----- From: "Michael J. Pawlowsky" To: Sent: Thursday, November 27, 2003 10:04 AM Subject: Re: [PIC]: Driving a speaker? > I do it through a 10uF cap. > > PIC + ------- +cap- ---------+ speaker - ------- gnd > > http://microengineeringlabs.com/resources/pbpmanual/images/speaker.gif > > > >> In Microchip application notes AN529, it show an example of industrial > >> clock. > >> > >> A speaker was wiring to RA0 of PIC16C57. As a typical speaker have an > >> impedence of 8-ohm. I am wondering are I/Os of 16C57 could sufficiently > >> drive the speaker. Am I missing anything? > > -- > http://www.piclist.com hint: To leave the PICList > mailto:piclist-unsubscribe-request@mitvma.mit.edu --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.537 / Virus Database: 332 - Release Date: 06/11/03 -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu