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Demon Development Cartridge

319 bytes added, 10:58, 25 April 2021
The Demon Development Cartridge was an addon from [[John Morrison]].
 
From his publicity :
 
The ultimate machine code tool.
 
Suitable for 464/664 and 6128 machines.
 
Demon will give you a full control of your Amstrad.
 
Stop any program, any time by a press of a buttom.
 
The memrory remains intact and can be :
 
- Saved to Tape/Disc.
- Debugged.
- Traced.
- Moved.
- Disassembled.
- Etc.
Now, thanks to Jose Leandro, the hardware specialist of the spectrum, with his famous page :
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