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Turtle Robots

Turtle Robots

The growth of the personal computer made computer-controlled robots popular and accessible to hobbyists. “Turtles” are a style of small, mobile robot resembling cybernetic animals. Join me for a photo tour and comparison of several turtle robots contemporary with the Apple II.  

Apple IIgs System Timing and the FPI

Apple IIgs System Timing and the FPI

The Apple IIgs has a split personality. Most of the machine runs at a ~1MHz clock rate, keeping compatibility with earlier Apple IIs. Some components, however, can be decoupled and run at a faster rate. The FPI, or Fast Processor Interface, is the chip responsible for coordinating the interactions between these personalities. This session by …