DATAMATH CALCULATOR MUSEUM
Texas Instruments La Lettura Magica
|Date of introduction:||1988||Display technology:||n.a.|
|New price:||Display size:|
|Size:||12.0" x 21.5" x 1.7"|
|Weight:||2 pounds 13 ounces||Serial No:||13573|
|Batteries:||4*AA cells||Date of manufacture:||wk 20 year 1990|
|AC-Adapter:||Origin of manufacture:||USA (LTA)|
|Precision:||Integrated circuits:|| TSP50C42 (CSM42025),
|Program steps:||Courtesy of:||Joerg Woerner|
Nothing else than the Italian edition of the Super Speak & Read and the Ready...Set...Read! game.
The picture on the left side displays the game in the closed state. Find a picture of the opened toy here.
a La Lettura Magica manufactured in May 1990 by Texas Instruments in Lubbock,
Texas reveals a very efficient internal construction centered around a TSP50C4X
Speech Synthesizer and supported with two TSP60C19
Speech-ROMs compared to the TSP60C80 located in the original Ready...Set...Read!.
We located on the double-sided printed circuit board (PCB) three Integrated Circuits:
• TSP50C42/CSM42025: TSP50C50 VSP (Voice Synthesis Processor) with 8-bit microcontroller and 8k Bytes Mask ROM for both program and voice and
128 Bytes + 16 Nibbles RAM
• TSP60C19/CMM19021: VSM (Voice Synthesis Memory) with 256k Bits
• TSP60C19/CMM19019: VSM (Voice Synthesis Memory) with 256k Bits
If you have additions to the above article please email: firstname.lastname@example.org.
© Joerg Woerner, January 30, 2005. No reprints without written permission.