Re: [Amforth] Newbie with a mega2560

[BK N. <bkn...@gm...>]

Be careful, the fuse settings particularly the boot size is different 
for flash forth vs amforth.

Brian

On 5/18/21 5:30 AM, PETREMANN Marc wrote:
> Hello,
> I have not used Amforth
> But the installation mechanisms are the same as for FlashForth:
> https://arduino-forth.com/article/FORTH_FlashForth_installation_installerFlashForth
> once FORTH is installed, you must write the programs in FORTH language and
> have them compile by FORTH on the ARDUINO card.
> FORTH is an interpreter and a compiler. We communicate with FORTH via
> terminal software:
> https://arduino-forth.com/article/FORTH_FlashForth_installation_teraTerm
> Unless I'm mistaken, you need an MKII programmer, because you can only
> inject a .HEX file through this device. This operation overwrites the
> original bootloader.
> BR
>
> Le mar. 18 mai 2021 à 06:08, Michael Picco <mp...@pl...> a écrit :
>
>> Hello,
>>
>> I am attempting to use the mega2560 as a nicely featured development
>> platform for AmForth-6.9.  The machine I'm using is a Win10 box, with
>> Microchip Studio version 7 installed.
>>
>> In the zip file, under appl/atmega2561, I notice atmega256.eep.hex and
>> atmega256.hex.  The eep.hex file doesn't seem to get recognized by
>> Studio 7.  Do I need to rename it to just a ".eep" file?
>>
>> Can I start building the platform by flashing these files into the
>> board?  If so, what is the process to add functionality (I2C, SPI,
>> etc.)?  As a total newbie!
>>
>> If it's necessary to recompile and create new hex files, the process is
>> unclear.  Is it spelled out somewhere such that a beginner can follow
>> some basic steps to make the proper file(s)?
>>
>> It is my understanding that both flash and EEPROM need to be written,
>> along with the fuses, [E:0xFF, H: 0xDC, L:0xFF].  Do I have these correct?
>>
>> Once I get this figured out, I'd like to submit a write-up for newbies
>> and perhaps draw more users into AmForth.  How might I get this posted,
>> when completed?
>>
>> Thank you in advance!
>>
>> Kind regards,
>>
>> Michael
>>
>>
>>
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