Hi , i tryed this code but it is not working as a pwm for led
where is the problem?

is it here ? How can we use newlevel1 as a pwm value?

"" pwm portc.2, newlevel1 ,100 'i want dimming a LED on PORTC.2"""




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DEFINE OSC 20
DEFINE HSER_RCSTA 90h
DEFINE HSER_TXSTA 24h
DEFINE HSER_SPBRG 4
DEFINE HSER_BAUD 250000
DEFINE HSER_CLROERR 1



counter VAR word
idleflag VAR WORD
dummy VAR WORD
RCIF VAR byte
startcode VAR WORD
aminus VAR WORD
adresse_grada VAR WORD
x VAR WORD
newlevel1 VAR WORD
ADCON0=0
ADCON1=7
adresse_grada = 2


checkdmx:

counter = 1
pulsin portc.7,0,counter
if counter = 0 then
idleflag = 1
endif


if counter < 40 then checkdmx

dummy = RCREG
dummy = RCREG
SPBRG = 0
TXSTA.2 = 0 'brgh = 0
TXSTA.4 = 0
RCSTA.7 = 1
RCSTA.6 = 0
RCSTA.4 = 0
RCSTA.4 = 1

while RCIF = 0:wend

startcode = RCREG

if startcode <> 0 then checkdmx

aminus = adresse_grada - 1

for x = 1 to aminus
while RCIF = 0:WEND
dummy = RCREG
next x

newlevel1 = RCREG
pwm portc.2, newlevel1 ,100 ' HERE PROBLEM I THINK
RCSTA.7 = 0

goto checkdmx
return