More API documentation

[kwaaak]

Hi, i found this (in Hungarian): https://hup.hu/comment/2981278#comment-2981278
and this: https://github.com/trixing/kaco-http

[joselcl98]

http://IP:8484/getdevdata.cgi?device=4&sn=

flg - flag?
ppv - power pv
etdpv - energy today pv
etopv - energy total pv
cst - charge state
bst - battery state
eb1 - ?
wb1 - ?
vb - voltage battery
cb - current battery
pb - power battery (- charge + discharge)
tb - temperature battery
soc - percent battery
soh - health battery
cli - charge limit
clo - discharge limit
ebi - khw charge today
ebo - khw discharge today
eaci -
eaco -
vesp -
cesp -
fesp -
pesp -
rpesp -
etdesp -
etoesp -