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Texas Instruments Speak & Write

Date of introduction:  1982 Display technology:   
New price:    Display size:  n.a
Size:  5.4" x 9.4" x  1.55" 
 136 x 216 x 40 mm3
   
Weight:  7.7 ounces, 266 grams Serial No:  
Batteries:  9V Date of manufacture:  wk 47 year 1982
AC-Adapter:   Origin of manufacture:  Italy
Precision:   Integrated circuits:  TMC0281, CD8011A, CD62174
Memories:      
Program steps:   Courtesy of:  Joerg Woerner

Blue version of the Speak & Spell Compact sold in the United Kingdom.

Dismantling this Speak & Spell Compact manufactured in November 1982 by Texas Instruments in Italy reveals a design centered around three Integrated Circuits:

CD8011A: 4-bit TMS1100 microcontroller with 2k Bytes ROM and 128*4 Bits RAM
TMC0281: TMS5100A VSP (Voice Synthesis Processors)
TMC0350/CD62154: VSM (Voice Synthesis Memory) with 128k Bits

Don't miss the Les Maths Magiques sold in France.



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

Joerg Woerner, December 5, 2001. No reprints without written permission.