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Re: Can program Atmega128 ... but it *won't Run*

2004-02-10 by suri_list

i noticed the includes were not typed in my previous post.So this 
just a follow up.

the includes are 
#include <avr/io.h>
#include <inttypes.h>


--- In AVR-Chat@yahoogroups.com, "suri_list" <suri_list@y...> wrote:
> Hi 
> 
> I'm using the H128 header board for atmega128 from olimex with a 
> AVRPG2 parallel port prgrammer. This is really a newbie qn so pls 
> excuse me. 
> I am able to Program the Atmega128 successfully using linux,avr-
> gcc,uisp. BUT no program is able to run . 
> 
> *I checked the ~RESET Pin and have found it to be low after the 
> programming*.Even on the scope it is a continous low. How is it 
being 
> held low? 
> Is this why the program isnt executing? I recycled power after 
> programming : but the problem still exists. 
> 
> Do i have to disconnect the programming dongle header ICSP-10 from 
> the board after i programmed it?. That doesnt make sense to me 
> though. 
> 
> The power supply is clean and so there is no reason for the MCU to 
> reset. 
> 
> This is the schematic: 
> 
> http://www.olimex.com/dev/images/avr-h103b-sch.gif 
> 
> I have disconnected Jumper J1 as i am using direct 5 volts to pin 
52 
> of atmega128 
> 
> Pls advise as to what i am doing wrong. 
> This is the program i am starting with: 
> 
> #include 
> #include 
> 
> int main(void) 
> { 
> DDRD = 0x01; 
> PORTD = 0xFF; 
> return 1; 
> } 
> 
> Any advice shall be appreciated 
> Thanks a lot

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