[sdiy] 7 Segment Display Driver?
Ken Stone
sasami at hotkey.net.au
Thu Oct 20 00:45:54 CEST 2005
MC14495 or MC14495-1 4 bit to hex driver, and at 5V it doesn't even need
resistors. Assuming it can be found, of course.
Ken
>Yeah, that would probably be the easiest, but unfortunately I don't have a
>PIC programmer or the knowledge to program one. :( So I was hoping to do
>this in olden-days-style, as I do have a soldering iron and the knowledge to
>use one. :) Not that I'm against PICs, but I don't plan on doing enough of
>them to invest in the equipment/skill.
>
>Thanks for the lead on the 9368, looks like it's the answer for hex, but has
>been discontinued... The search continues...
>
>Chris
>
>On 10/19/05 2:26 PM, "The Old Crow" <oldcrow at oldcrows.net> wrote:
>
>>
>> These days, I'd just program a PIC to do this. In the olden days, the
>> hex display driver was the 9368 (Fairchild, I think).
>>
>> Crow
>> /**/
>>
>> On Wed, 19 Oct 2005, xamboldt wrote:
>>
>>> Hey Everyone,
>>>
>>> Do any of you know of an IC that would take 4-bit binary and drive a
>>> 7-segment display to either show Hex, or drive 2 displays to show decimal
>>> 0-15 (or 1-16)? I believe I've figured out how to do the decimal version
>>> with external logic and a 4511, but if there's a one-chip solution, I'd love
>>> to know about it...
>>
>
>
_______________________________________________________________________
Ken Stone sasami at hotkey.net.au or sasami at cgs.synth.net
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
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