Two things:

1. To init curdb just:

curdb set 3

2. Your expression for newdb should probably be:

(addr >> 8) & 15

becuase the PIC18 has 16 256-byte data banks

Bob Ammerman
RAm Systems


----- Original Message -----
From: "Carlos Ojea" <carlosojea@LEVELTELECOM.ES>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Friday, July 19, 2002 8:36 AM
Subject: DBANKIF macro for pic18


> Hello:
>
> I am trying to modify Olin's macro DBANKIF for use with a pic18.
> I wrote this macro (simplified) :
>
>
>
> dbankif18  macro   adr
>       local   newbank
>       newbank  set     (((adr) >> 11) & 3) ;find 0-N desired bank number
>
>       if currdb != newbank
>             movlb   newbank     ;select new special function registers
bank
>             currdb  set   newbank
>       endif
> exitm
>
>
>
> I know 'currdb' is  an assembly time variable.
> How could I init that variable?
>
>
> PD: Sorry Olin, I am a newbye writing macros...
>
> --
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>
>

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