Re: [cc65] Zeropage Vars

From: steve-cc65 <steve-cc651arcadehacking.com>
Date: 2009-02-05 20:46:38
Tachdaun wrote:
> Hi.
> The NES library has this zp var defined in [nes.inc]:
> tickcount       = $6b           ;2
> 
> Which increments in the NMI interrupt routine ( called each VBlank )
> 
> I want to access it from C.
> I've tried this, but it doesn't work, I'm not getting it right:
> 
> extern char tickcount;
> #pragma zpsym ("tickcount");

I believe tickcount is a 2 byte integer not a single byte char.  You are 
likely only retrieving the least significant byte with your char reference.
----------------------------------------------------------------------
To unsubscribe from the list send mail to majordomo@musoftware.de with
the string "unsubscribe cc65" in the body(!) of the mail.
Received on Thu Feb 5 20:46:47 2009

This archive was generated by hypermail 2.1.8 : 2009-02-05 20:46:50 CET