DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The inside view of the later
Speak
& Spell (English voices) sports a smaller printed circuit board (PCB) than previous models. |
The PCB of a Speak &
Spell (English voices) manufactured in April 1991 is
centered
around a TMC0271 Microcontroller, a TMC0281 Voice Synthesis Processor (VSP), a TMC0350/CD62175 Voice Synthesis Memory (VSM), and a small power supply and 9 character VF-Display. Please notice the extra space for a second VSM. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, December 3, 2007. No reprints without written permission.