Speaking Wall Art
Construction
Nine Panels of Vero Stripboard
Eighty One Strips Horizontal
Dimensions
Length 28.5 inches
Height 8.5 inches
Depth 0.75 inches
Wiring Color Code
Green - Eight Line Data Bus
Yellow - Twelve Line Address Bus
Blue - Twelve Control Data Lines
Orange - Eight Chip Select Lines
Brown - Six Serial and Parallel Control Input Lines
Red - Five Volt Positive Power
Black - Ground Power
Grey - Miscellaneous Wiring
White - Clock Line Wiring
Random Information
- Application note used is dated 1986
- The SPO256 chip recieves parallel data from the address lines in this implementation
- The text to speech algorithm used in the CTS256 chip was developed at Naval Research Labs in the 1970's
- The External EPROM is "erased" by UV light, ambient room light will cause problems after (alot of) years
- The application note has a different Parallel Panel schematic than the one supplied with the CTS256 chip.
- Parallel Panel has Eight Data and Two Control pins mid board edge and break the aesthetic
Panel Breakdown
Prior Implementations:
http://wiki.lvl1.org/Speech_Synthesizer,_Now_from_the_Past
http://wiki.lvl1.org/Text_to_Speech_Synthesizer
And what will this device be speaking for: