# EmonESP (Wemos) Pulse counting

**URL:** <https://community.openenergymonitor.org/t/emonesp-wemos-pulse-counting/12129>\
**Category:** emonESP\
**Created:** [9 October 2019 14:34 UTC](https://community.openenergymonitor.org/t/emonesp-wemos-pulse-counting/12129 "2019-10-09T14:34:34Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![amerrigan](https://community.openenergymonitor.org/letter_avatar_proxy/v4/letter/a/f17d59/32.png) [@amerrigan](https://community.openenergymonitor.org/u/amerrigan)\
**Post date:** [9 October 2019 14:34 UTC](https://community.openenergymonitor.org/t/emonesp-wemos-pulse-counting/12129/1 "2019-10-09T14:34:34Z")

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I’ve successfully flashed EmonESP to a Wemos D1 Mini and wondering if by simply adding a photo-resistor (somehow) I can count energy meter pulses and feed them back to EmonCMS?