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Project

IEEE488 to IEC for the PET

Commodore IEEE488 to IEC bus

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My Pet 8032 connected with a 1541 diskdrive and a MPS803 printer

 

pcb

PCB of my prototype

 

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I use a development board based on the ATmega32U2 from https://www.mattairtech.com/

 

logic analyser

Snapshot of the IEEE488 and IEC bus on my logic analyzer (Logicport from Intronix) 

 

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Load, Save, Open1,8,15, Format, Print#4...on IEC devices

 

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open4,4:cmd4:list:print#4:close4 ...directory printed on a MPS 803

 

Comments  

 
+1 #1 Eugène 2015-03-15 21:53
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