Найдено 5 результатов
- Вс июл 25, 2010 8:33 am
- Форум: General
- Тема: EzoFlash 4.5 problem with paralel devices - need help
- Ответы: 8
- Просмотры: 39034
Re: EzoFlash 4.5 problem with paralel devices - need help
Yes I will send you of course all photos from PGM and all adapters which I have and new which I will make soon. I want to help to we make these programmer to be more robust. For info Ezo these programmer is better then all type and variation of willem which I was probe... Regards Robert IBM P4 dual ...
- Вс июл 25, 2010 12:44 am
- Форум: General
- Тема: EzoFlash 4.5 problem with paralel devices - need help
- Ответы: 8
- Просмотры: 39034
Re: EzoFlash 4.5 problem with paralel devices - need help
Here is finish or maybe not ;-) First at all many thanks Mr. Ezo for extra programmer in for small amount of money ! My problems was : 1. Short on PLCC32 Vpp ro Vcc - Case to break all 74XXX chips ( Great then 5V at Vcc on 74 serie case damage ). 2. One short on 32 pin socket - case to have problem ...
- Сб июл 24, 2010 6:08 pm
- Форум: General
- Тема: EzoFlash 4.5 problem with paralel devices - need help
- Ответы: 8
- Просмотры: 39034
Re: EzoFlash 4.5 problem with paralel devices - need help
All test are finished again and I see something interest.. To I can pass test for A8 up to A16 I mast set A10-A11 high in other way I can't set or reset from A8 to A16 ?????? What is wrong. I will change 4015 all three and see what will be... SW 97ja No vald ID at all for Bios chip's... Will see and...
- Пт июл 23, 2010 2:35 pm
- Форум: General
- Тема: EzoFlash 4.5 problem with paralel devices - need help
- Ответы: 8
- Просмотры: 39034
Re: EzoFlash 4.5 problem with paralel devices - need help
Problem fix was change IC7 and IC8 - I don't know why but ...it work. (maybe bad luck). I can read now SST MPF 39SF020A but can't erase or reprogram .... Also can read Winbond W49F002UP128 bat can't erase or reprogram... But my focus is AM29F400BT - can't read and no id and one question if anybody k...
- Пт июл 23, 2010 11:44 am
- Форум: General
- Тема: EzoFlash 4.5 problem with paralel devices - need help
- Ответы: 8
- Просмотры: 39034
EzoFlash 4.5 problem with paralel devices - need help
I was make EzoFlash 4.5 and it pass all test measured with osilloscope on 32 pin header.. Vpp , Vdd , Vss and all D0-D7 and A0 ..... are present on 32 pin header. When I probe to read AM29F400BT no ID - nothing... Also probe PLCC32 W49F002UP , 49LF004 , 39SF020A .. Nothing.. On some PLCC32 bios chip...