> On 2018-03-17, at 00:03, Mia Magnusson <mia@plea.se> wrote: > >> Doesn't it imply race condition? I mean if I stop driving the bus on >> the falling edge, and CPU tries to read it at that very edge? Or is >> it somehow "guaranteed" that CPU will take the data before PHI2 >> starts to fall? > > The timing sheets for the CPU should give you information on for how > long time the data bus must still be stable after PHI2 falls. I understand that "mos_6500_mpu_nov_1985" says THR is minimum 10ns. Need to find way how to do it effectively. -- SD! - http://e4aws.silverdr.com/Received on 2018-03-18 19:02:57
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