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2x16 LCD on 16F876 PortB.

 
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Jum



Joined: 14 Jul 2004
Posts: 6

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2x16 LCD on 16F876 PortB.
PostPosted: Wed Jul 14, 2004 4:06 am     Reply with quote

I want to display characters on my 2X16 LCD display using portB, my pic is 16f876a , anyone have the code that I could use?

As lcd.c library can be changed to use with pic16f876?

Thanks
carlosma



Joined: 24 Mar 2004
Posts: 53
Location: Portugal

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PostPosted: Wed Jul 14, 2004 4:27 am     Reply with quote

Hello
use LCD on PORT_B
and see the example EX_LCDKB.C

Carlos
Jum



Joined: 14 Jul 2004
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Answer for Carlos.
PostPosted: Wed Jul 14, 2004 5:14 am     Reply with quote

Answer for Carlos.

A ver Carlos, te escribo en castellano por que creo que me entenderas y mi ingles es peor que pesimo.

Ya antes de haber puesto esta consulta he mirado ese ejemplo y el otro que trae el pic c. El problema es que si le cambio el 877 por el 876 todo son problemas y como estoy empezando en c me cuesta.

Yo lo que quiero es usar el bus de 4 bits del lcd y usar el mismo puerto b para las seņales de control para ahorras lineas del pic. Todo eso en el pic16f876.

Gracias
carlosma



Joined: 24 Mar 2004
Posts: 53
Location: Portugal

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PostPosted: Wed Jul 14, 2004 5:24 am     Reply with quote

No tiene que ser problema,

deixa teu e-mail que posso enviar esquema

Carlos
Jum



Joined: 14 Jul 2004
Posts: 6

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PostPosted: Wed Jul 14, 2004 5:31 am     Reply with quote

El problema no es el conexionado, es que cuando le dices a la libreria que usas el 16f876, la libreria que usa el pic c, no acepta este micro.

De todas formas puedes enviarme todo lo ue consideres oportuno a mi correo que es jum_spain@hotmail.com

Gracias.
carlosma



Joined: 24 Mar 2004
Posts: 53
Location: Portugal

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PostPosted: Wed Jul 14, 2004 6:43 am     Reply with quote

O problema que pode existir es la utilizacion de lo PORT_D.
Tienes de alterar lo LCD.C na linea:
Code:

// Un-comment the following define to use port B
#define use_portb_lcd TRUE

Eu tenho a funcionar desta forma
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