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Nuts & Volts Magazine (December 2016)

Replacing the 555 with a PIC

By Larry Cicchinelli    View In Digital Edition  

Inspired by Forrest Mims and his Mini-Notebook series, we will detail the emulation of a 555 or 556 using a PIC in several different circuits in our own set of articles. The particular implementation this time covers both monostable and astable modes, and the PIC does not have to be reprogrammed in any way.


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What’s in the zip?
Asm source code for PIC 555