>D
sw=0
tmp=0
cnt=0
tmr=0
hold=0
powert=0
slider=0
dim=""
shortprl=2 ;short press lo limit
shortpru=10;short press up limit
dimdir=0   ;dim direction 0/1
dimmlp=2.2 ;dim multiplier 1..2.55
dimstp=2   ;dim step/speed 1..5
dimll=15   ;dim lower limit min. 0
dimul=95   ;dim upper limit max. 100
dimval=70  ;start dim level 0..100

>B
=>print > WiFi-Dimmer-Script-v0.3 <
=>Counter1 0
=>Baudrate 9600
; boot sequence
=#senddim(dimval)
delay(1000)
=#senddim(0)

>F
cnt=pc[1]
if chg[cnt]>0
; sw pressed
then sw=1
else sw=0
; sw not pressed
endif

; 100ms timer
tmr+=1
; short press
if sw==0
and tmr>shortprl
and tmr<shortpru
then
powert^=1
; change light on/off
if powert==1
then
=#senddim(dimval)
else
=#senddim(0)
endif
endif

; long press
if sw>0
then
if hold==0
then
; change dim direction 
dimdir^=1
endif
if tmr>shortpru
then
hold=1
if powert>0
; dim when on & hold
then
if dimdir>0
then
; increase dim level
dimval+=dimstp
if dimval>dimul
then
; upper limit
dimval=dimul
endif
=#senddim(dimval)
else
; decrease dim level
dimval-=dimstp
if dimval<dimll
then
; lower limit 
dimval=dimll
endif
=#senddim(dimval)
endif
endif
endif
else
tmr=0
hold=0
endif

>E
slider=Dimmer
; slider change
if chg[slider]>0
then
; dim according slider
if slider>0
then
dimval=slider
else
powert=0
endif
endif

if pwr[1]==1
; on/off webui
then
powert=1
=#senddim(dimval)
else
powert=0
=#senddim(0)
endif

; subroutine dim
#senddim(tmp)
dim="FF55"+hn(tmp*dimmlp)+"05DC0A"
=>SerialSend5 %dim%
=>Dimmer %tmp%
#