Search found 29 matches

by ninjafahrer
Wed Jan 27, 2021 8:30 am
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

That was the missing bit, even that the Multimeter showed that everything is ok resoldering made it finally work!

Thanks TF for your outstanding support!

Another 2 AMIGAS got saved for the world - accelerated!!! :D :D :lol:
by ninjafahrer
Tue Jan 26, 2021 10:14 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

I ve checked A23 & A24 and in a second test BA0 and BA1 pins. All ok, no shortage.
by ninjafahrer
Tue Jan 26, 2021 8:44 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

to be more precise on the memory detection:

8MB 40000000-407fffff
16mb 4080fffc-4180fffb
16mb 4181fff8-4281fff7
16mb 4282fff4-4382fff3
8mb 4383fff0-4403ffef
by ninjafahrer
Tue Jan 26, 2021 7:02 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

I have open board viewer, but nno OBV file.
by ninjafahrer
Tue Jan 26, 2021 6:15 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

I am one step further now... was checking all the PINs at the cpld and found one that was bad...

Now the memory is detected, but in 5 ranges 8MB, 16MB, 16MB, 16MB, 8MB.

The quick memtest run without errors.
by ninjafahrer
Tue Jan 26, 2021 5:29 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

61 1A D9 1A D9...
by ninjafahrer
Tue Jan 26, 2021 4:51 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

no, there is no colour bar shown at card 2.

card 1 is working now :D
by ninjafahrer
Tue Jan 26, 2021 4:28 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

Board 1 MEMORY -> SOLVED!
Great! Thanks for your help...!!!


on Board 2 - please explain what do you mean with colour bars?
by ninjafahrer
Tue Jan 26, 2021 4:12 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

ok, i will check this...

On the 2nd board everything gets retained, but Autoconfig dont see the board...
by ninjafahrer
Tue Jan 26, 2021 3:57 pm
Forum: TF536
Topic: TF536 no RAM detected
Replies: 28
Views: 8097

Re: TF536 no RAM detected

If I enter "FF" all gets retained,
if I enter "00" I ll get 00 00 04 00 00 00 04 00 00 00 04 00 00 00 04 00

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