for Alex:

Mov dptr,Addr
movx @dptr,a ;a= (date to be write)
mov a,b ; -----> Have to change to mov b,a
loop:
movx a,@dptr
cjne a,b,loop ;Wait for...


for Yossi Srebrnik:

yup, that right 5ms, i can program the EEPROM with delay 6ms,10ms is too long

Thanks ALL