|Commodore 64 needs AC 9V and DC +5V. This device enables you to replace original C64 power supply by usual PC +5 and +12 DC power supply without any modification of C64. It contains DC to AC converter which creates stable 50Hz 9V power for your C64.|
This simple device is intended for displaying numerical value in hexadecimal form 00 to FF on the LED display, nothing more.
If you are looking for something more sophisticated, please don't miss LCD DISPLAY article.
It displays one byte in hex, which you write to data register of HexCard. This register is placed into IO area #1, at address $de40. It is accessible only for writting.
Two GAL16V8 from Lattice Semiconductor are used in this construction. GAL16V8 is programmable logic, and must be programed in GAL programmer (equations and JEDEC files are included together with schematics in package).
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