Quote:
Originally Posted by Thomas Richter
For the 68060, the situation is actually easy. The PCR register allows to distinguish between a full 68060 and a EC or LC model. Also, the LC and EC create a FPU-disabled exception whenever you attempt to execute an FPU instruction.
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I have some early chips labelled XC68EC060RC50, they are Rev1 and their PCR decodes to full 68060, only the FPU doesn't work.