Speaking Wall Art
| Front Image | Text Description | Fritz Image | Back Image |
|---|---|---|---|
| Front | SPO256-AL2 Voice Synthesizer IC | 
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End |
| Front | Audio Amplifier based on LM386 | 
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End |
| Front | CTS256A-AL2 Text-To-Speech Controller IC | 
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End |
| Front | System Function Selection with Decoder/Demultiplexer (74LS138) and HEX Inverter (74LS14) | 
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End |
| Front | Data and Address Bus Exchange with Latch (74LS373) | 
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End |
| Front | External RAM (TMS4016-25) Buffer For Text Conversion | 
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End |
| Front | External EPROM (2732A-70) For Custom Text To Allophone Conversion | 
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End |
| Front | Serial Data Transfer Configuration Module with Latch (74LS373) | 
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End |
| Front | Parallel Data Input Option with Octal Latch (74LS374) and D-Type Flip/Flop (74LS74) | 
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End |