http://domoticx.com/p1-poort-slimme-meter-hardware/ https://www.pe1rqm.nl/slimme-meter-uitlezen-p1-met-domotica-systeem/
P1 port/slimme meter into ESP
http://domoticx.com/p1-poort-slimme-meter-hardware/ https://www.pe1rqm.nl/slimme-meter-uitlezen-p1-met-domotica-systeem/
P1 port/slimme meter into ESP
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