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[vmu] VMU and Flash ROM...   Message List  
Reply | Forward Message #48 of 1156 |
[vmu] Re: VMU and Flash ROM...


>>>>> "Alessandro" == Alessandro Sanasi <tyro@...> writes:

Alessandro> I'm currently writing a program where I need to write data to the
VMU
Alessandro> Flash Rom. Only problem, for some reason I can't write to
addresses that
Alessandro> are not divisable by $100 (all addresses are within the VMU
gamefile, of
Alessandro> course). Basically, this means writing blocks of 128 bytes of
data to
Alessandro> addresses like $100, $200, $300 etc. works, but writing to
addresses like
Alessandro> $180, $280, $380 etc. does _not_ work. But in the description
about the
Alessandro> VMS Firmware it is stated that it's enough if the addresses are
divisable
Alessandro> by _$80_.

Alessandro> So, any ideas what I might be doing wrong here? ;) I need to
write a part
Alessandro> of _continuous data_, without gaps of 128 byte after each 128 byte
of
Alessandro> data...

Well, it works for me. :-) Can't say what you're doing wrong without
looking at your code.


// Marcus






Mon Mar 6, 2000 3:00 pm

marcus@...
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Message #48 of 1156 |
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Hello. I'm currently writing a program where I need to write data to the VMU Flash Rom. Only problem, for some reason I can't write to addresses that are not...
Alessandro Sanasi
tyro@...
Send Email
Mar 6, 2000
1:15 am

... Alessandro> I'm currently writing a program where I need to write data to the VMU Alessandro> Flash Rom. Only problem, for some reason I can't write to...
Marcus Comstedt
marcus@...
Send Email
Mar 6, 2000
3:00 pm

Hello. About my problem with not being able to correctly write to the Flash Rom, here is some sample code. For reasons unknown to me, this one seems to cause...
Alessandro Sanasi
tyro@...
Send Email
Mar 7, 2000
2:25 am

Ok, I've spotted what you're doing wrong. Somehow, you seem to have misunderstood the concept of big-endianness. The _most_ significant part of the address...
Marcus Comstedt
marcus@...
Send Email
Mar 7, 2000
1:33 pm

... Aha, I see... (already found it out by myself, BTW). :) However, aren't word-values (16 bit), dword-values (32 bit) etc. always stored in memory with the...
Alessandro Sanasi
tyro@...
Send Email
Mar 19, 2000
10:23 pm

tyr-@... (alessandro sanasi) wrote: original article:http://www.egroups.com/group/vmu-dev/?start=80 ... always ... example, ... is it ... Well, it...
Marcus Comstedt
marcus@...
Send Email
Mar 26, 2000
9:28 pm
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