problem with sst39vf800

By: power - 2008-03-15 07:54:55

hi ezo
ihave threequestions to ask you:
the first one ihave an sst39v800 with t10 sivava i tried to configure yhe jumpoer settings but nothing no id please help me.
the second one the hy28f800bt-70how i use it
and the third one an am29f800bt how can i replace it with similar one
thanks for reply me power.

Re: problem with sst39vf800

By: EZo - 2008-03-15 12:06:27

Quote:
ihave an sst39v800 with t10 sivava i tried to configure yhe jumpoer settings but nothing no id

Is your chip SST39VF800 ?
What second adapter used (T07 or T08) ?
Chip is 16 bit, T10/T07 required.
Adapter settings as shown in picture 29Fx00 on adapter.
Chip is 3.3 V device, set programmer Vcc=5V and remove jumper (open 3.6V) on adapter T07
Quote:
the hy28f800bt-70how i use it

It is rare chip and datasheet not available. Chip has bottom boot (B) and tsop48 (T) package. Chip can be programmed on Willem , selected 28F800B5-B or LH28F800-B, tick option erase by memory map 8kB/block in SW. Note set Vpp=12.7V.
Quote:
am29f800bt how can i replace it with similar one

Chip has top boot sectors (T), B - revision.
You can replace it with any 29F800T chip from different manufacturers.