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Mucking about in the attic

Mucking about in the attic
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Tag Archives: SDCC

Driving the 4 digit 7 segment display

Posted on June 27, 2011 by bart

Here is the documentation of my next step: driving the LED display. The design and the C code were not really difficult; the steps to put the results here were. As I noted before I use a PIC 16F887, but … Continue reading →

Posted in PIC projects | Tagged 16F887, 7 segment LED display, multiplexing, PIC development, SDCC

Step two: add latches

Posted on June 8, 2011 by bart

Even though I use a big 40 pin PIC for my experiments I decided to try how sharing output pins for multiple purposes works. To do that I use two 74HCT573 (PDF) octal latches. The goal is to drive 16 … Continue reading →

Posted in PIC projects | Tagged 16F887, Microchip, PIC development, SDCC
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