DATAMATH  CALCULATOR  MUSEUM

Additional Pictures 

 

The electronics of the Paperless Printer is assembled on two printed circuit boards (PCBs).
The upper PCB carries the two Liquid Cristal Displays (LCD) and the associated 
Display-Driver. The lower PCB carries the Toshiba T7724 microcontroller with an external 
2k*8 Static RAM memory. 


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

Joerg Woerner, May 9, 2002. No reprints without written permission.