Search found 34 matches

by jojo
Mon Sep 21, 2020 7:01 pm
Forum: Hardware
Topic: agf protocol 4 usermanual
Replies: 2
Views: 82

Re: agf protocol 4 usermanual

I don't have facebook , so hope one of the members has ................

Thanks for your info !!
by jojo
Mon Sep 21, 2020 5:12 pm
Forum: Hardware
Topic: agf protocol 4 usermanual
Replies: 2
Views: 82

agf protocol 4 usermanual

Hi forum ,


Anyone want to share the agf protocol 4 user manual with me ??



jojo
by jojo
Sun Sep 20, 2020 1:40 pm
Forum: Hardware
Topic: divide 57c pull up resistor on solderside
Replies: 1
Views: 84

Re: divide 57c pull up resistor on solderside

Answer ;

This resistor is only needed if certain cf-cards won't boot properly .




jojo
by jojo
Sat Sep 19, 2020 12:09 pm
Forum: Hardware
Topic: divide 57c pull up resistor on solderside
Replies: 1
Views: 84

divide 57c pull up resistor on solderside

Can someone please explain the need/use of the pullup resistor i see on several pictures of the divide 57c version .

value seems 10K .



is it needed ? , adviced ?
by jojo
Sun Aug 30, 2020 1:30 pm
Forum: Sales/Commercial
Topic: i have several bare pcb's for sale
Replies: 2
Views: 469

Re: i have several bare pcb's for sale

Update ;

Gal programmer ; 1 left for sale
by jojo
Sat Aug 29, 2020 5:57 pm
Forum: Hardware
Topic: unwilling keyboard on toastrack 128
Replies: 8
Views: 247

Re: unwilling keyboard on toastrack 128

@ ianace ,

happened to me on an old rubberkey version , so started with that check .

but in this case the membrane was stored for some hot/wet periods , and a little cleaning of the contacts ( the extra ones underneath ) solved the problem .
by jojo
Sat Aug 29, 2020 5:47 pm
Forum: Hardware
Topic: unwilling keyboard on toastrack 128
Replies: 8
Views: 247

Re: unwilling keyboard on toastrack 128

SOLVED !!

apparently storing the new membrane for a long time in the attick did cause some contact problems ,

a very gentle clean with alcohol solved the problem .

another lesson learnt .....


jojo
by jojo
Sat Aug 29, 2020 4:45 pm
Forum: Hardware
Topic: unwilling keyboard on toastrack 128
Replies: 8
Views: 247

Re: unwilling keyboard on toastrack 128

smart card with joystick , and wire to touch all kb pins reveals its alive !!

but with both old membrane and new NO action at all....................
by jojo
Sat Aug 29, 2020 12:36 pm
Forum: Hardware
Topic: does anyone have these files ??
Replies: 8
Views: 483

Re: does anyone have these files ??

pcb should look like this :-)

Image

Image
by jojo
Sat Aug 29, 2020 11:02 am
Forum: Hardware
Topic: unwilling keyboard on toastrack 128
Replies: 8
Views: 247

unwilling keyboard on toastrack 128

Hi forum , looking through the schematics of my unwilling toastrack 128 , i would assume for a non working keyboard the first would be ula ............. correct me if i am searching the wrong direction. unit completes the first tests of the "smart-card" without error , but there is no response from ...