Hi again, I just wanted to say a big thanks for everyones help, and to apologize for being such a dumbass for not being able to fix the board. Anyway, Ethan has the boards now, and has kindly offered to take a look at the problem for me. Thanks again Ethan. Phil On Nov 10, 2009, at 3:16 PM, William Levak wrote: > On Mon, 9 Nov 2009, Philip Lord wrote: > >> Seems that all the inputs are pulsing except 9 and 10 which are at >> 0V. All the outputs seem to be at 0V. >> I downloaded the 2316 datasheet and looking that the truth table: >> >> if CE = Low, WE = Hi and OE = Low, then the mode is READ, Output is >> ACTIVE, and power is ACTIVE. >> >> Unfortunately I don't actually know what all that means :-( > > It means the 2316 is being read. Since it is being used as a > character ROM, that is normal. Pins 9 and 10 being low would mean > you are not changing the 2 low bits of the character. That would > mean that if you typed d, e, f, and g, the output would all be the > same. Alternatively, the signal could be changing so fast your > probe cannot see it. > > > firstname.lastname@example.org > SDF Public Access UNIX System - http://sdf.lonestar.org > > Message was sent through the cbm-hackers mailing list Message was sent through the cbm-hackers mailing listReceived on 2009-11-22 02:00:04
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