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Ladder logic

since unknown year (earliest usage recorded on this site was 1987)

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Technology Timeline Graph
 
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sceptreofjudah
shiny
Da_Nuke
sceptreofjudah - 2 years
shiny - 4 years
Da_Nuke - 10 years
1987–1988
1994–1997
Had a summer job, making the frequency of the national grid appear on a LED display for SCADA operators -- this used ladder logic. This turned into a recurring gig throughout my highschool years. Never did get the decimal point to appear on the right hand display.
2008–
I took a little course about PLC programming while looking for a job. I didn't really liked it because I found it like some bastardized form of digital electronics, but oh well, at least I have a job credential that might come in handy on hard times :3

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