As a mater of fact this is a dip swith not a keypad so I would have more than one closed at a time. Octavio Nogueira Tato Equipamentos Eletr=F4nicos Ltda (11) 5506-5335 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D nogueira@tato.ind.br ICQ# 19841898 BASIC Step - O microcontrolador mais f=E1cil do mercado www.tato.ind.br ProPic tools - low cost PIC programmer and emulator http://www.propic2.com =20 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=20 -----Mensagem original----- De: pic microcontroller discussion list [mailto:PICLIST@MITVMA.MIT.EDU] Em nome de Bob Ammerman Enviada em: quarta-feira, 30 de abril de 2003 23:14 Para: PICLIST@MITVMA.MIT.EDU Assunto: Re: [PIC]:4x4&LCD in 1port (New challenge) You only have 16 different states if you don't support handling multiple keys down at once. Bob Ammerman RAm Systems ----- Original Message ----- From: "Octavio" To: Sent: Wednesday, April 30, 2003 3:32 PM Subject: RES: [PIC]:4x4&LCD in 1port (New challenge) I thought about that but I would have 2^16 diferent states, I don't think the ADC would have resolution for that. Octavio Nogueira Tato Equipamentos Eletrtnicos Ltda (11) 5506-5335 = =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D nogueira@tato.ind.br ICQ# 19841898 BASIC Step - O microcontrolador mais facil do mercado www.tato.ind.br ProPic tools - low cost PIC programmer and emulator http://www.propic2.com =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D -----Mensagem original----- De: pic microcontroller discussion list [mailto:PICLIST@MITVMA.MIT.EDU] Em nome de Dennis Crawley Enviada em: quarta-feira, 30 de abril de 2003 14:04 Para: PICLIST@MITVMA.MIT.EDU Assunto: Re: [PIC]:4x4&LCD in 1port (New challenge) >What would be the minimum pin arrangement? 1 ADC..., ref: Piclist - Sat, 9 Feb 2002 20:43:39 GMT From: Dave Dilatush Subject: Re: [PIC]: CHALLENGE: 4x4 keyboard and LCD with 1 port =3D 8 = bits ... but let's think on i/o solutions. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.476 / Virus Database: 273 - Release Date: 24/4/2003 -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.476 / Virus Database: 273 - Release Date: 24/4/2003 =20 -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads