https://templates.blakadder.com/index.html
https://www.home-assistant.io/integrations/tasmota
https://www.elektroda.com/rtvforum/topic3937910.html
http://networkingathome.blogspot.com/2020/02/installing-tasmota-firmware-for-cheap.html
https://codesandbolts.com/bsd29-smart-socket-esp8285/
https://wiki.soloshin.su/iot/firmware/tasmota/athom/pg01-eu16a#fn__12
{"NAME":"GIRER JR PM01","GPIO":[0,321,0,2624,2688,2656,0,0,224,32,320,0,544,0],"FLAG":0,"BASE":6}
https://tasmota.github.io/docs/Power-Monitoring-Calibration/#fine-tuning
PowerSet 77
VoltageSet 220
CurrentSet 350 (1000*(77.0/220.0))