This is a 3 voltage (0/5/12) circuit I created for a 89x051 programmer I built in 2002.
The diatribe and full schematic is at http://digithink.com/embedded/8051/bootstrap/
Comments
This looks vaguely familiar.....
This is a 3 voltage (0/5/12) circuit I created for a 89x051 programmer I built in 2002.
The diatribe and full schematic is at http://digithink.com/embedded/8051/bootstrap/