DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

This TI-73 ViewScreen calculator was manufactured by Inventec in Taiwan.
Please notice the bulkier housing to accommodate the additional electronics.

The printed circuit boards (PCBs) of the TI-73 VSC Engineering Sample are identical with its sibling but added a small connector
to a smaller, second PCB with the two additional driver circuits.

The additional PCB with two additional driver circuits and a connector for the external ViewScreen.

The PCB of this TI-73 VSC Engineering Sample manufactured in January 1998 with the classic Z80 based architecture. The
Flash-ROM AM 29F400 stores up to 512k Bytes Program and the SRAM Epson SRM2B256 sports 32k Bytes capacity.


horizontal rule

If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, May 13, 2013. No reprints without written permission.