DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This PS-3000 Pocket Speller was manufactured in 1990 in Taiwan. | |
The standard hardware
of the PS-3000 makes use of a 8-bit microprocessor based on the Z80 family, a huge ROM, a small RAM and an integrated display driver. |
|
The Toshiba
T9989 Application Specific CPU with its Z80 compatible core. |
The Program/Word
memory of the PS-3000 with 128k Bytes capacity.
|
The PS-3000 makes use of
one Data memory chip with 2k Bytes capacity. |
The display
driver of the PS-3000 hides its specification. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, October 29, 2009. No reprints without written permission.