Difference between revisions of "Dragon Speech Synthesis"
From The Dragon Archive
(→Pictures: Added PCB pictures courtesy of Rolf Michelsen) |
(→Pictures: Added unpopulated board picture courtesy of Rolf Michelsen and Composite view of the board.) |
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Image:JCB_Speech_Synthesis_Module_02.JPG|A look inside | Image:JCB_Speech_Synthesis_Module_02.JPG|A look inside | ||
Image:JCB_Speech_Synthesis_Module_PCB_Top.jpg|PCB Top | Image:JCB_Speech_Synthesis_Module_PCB_Top.jpg|PCB Top | ||
| + | Image:JCB_Speech_Synthesis_Module_PCB_Top_Unpopulated.jpg|PCB Top Unpopulated | ||
Image:JCB_Speech_Synthesis_Module_PCB_Bottom.jpg|PCB Bottom | Image:JCB_Speech_Synthesis_Module_PCB_Bottom.jpg|PCB Bottom | ||
| + | Image:JCB_Speech_Synthesis_Module_Composite_View.jpg|Composite view | ||
</gallery> | </gallery> | ||
Latest revision as of 22:50, 3 July 2023
Speech synthesiser cartridge made by J.C.B. (Microsystems). It is based on the General Instruments SP0256-AL2 speech synthesiser. The cartridge provides extensions to BASIC for producing speech.
It was sold for £37.95.
Pictures
Start screen
Casing
A look inside
PCB Top
PCB Top Unpopulated
PCB Bottom
Composite view
Part list
IC list (with Datasheets)
| Part Number | Description | Datasheet |
| 2732 | 4Kb EPROM | (pdf) |
| SP0256-AL2 | Speech processor | (pdf) |
| 74LS02 | Quad 2-Input NOR Gates | (pdf) |
| 6821 | Peripheral Interface Adapter (PIA) | (pdf) |
