can i have even parity to uart library using C for pic compiler?
how?

i eventually used UCON USBEN bit
thanks Anyway

hi all
i use a 18f4550 pic with usb cdc library.
when i put pic to sleep a have 3uA current but with the cdc library attached i have 180uA.
So usb seems to work during sleep. how can i stop it and restart it when the PIC wakes?
thanks in advance
Aris

HI ALL i have a 18lf4550 and need to work it to low level voltages (down to 2v) so i need oscollator 4mhz or less. i need to work it with internal oscillator (1mhz) and for usb i will use external 8mhz oscillator. any suggestions about the fuses? i have failed everything. the lowest speed i used wit...

has anyone tried PIC18F2455 with cdc library??
did the sample worked??
i personally failed to make it work
any suggestions?

hi
attachments example is for pic18f4550 and not for 18f14k50
Aris

hi Peter
this is the photo of the settings
aris

dear Peter
the problem was at j18 jumper.
it must not be as usb to be able to program the device.
if it is at usb port A possition i can not download the program.
now i receive the message that "program failed - configuration word" but the test program is runing.
aris

dear peter i used page 10 in user manual. i have 2 easy pic v7 boards and i tested both of them without result. (the one has faulty micro_icd and i use external programmer from ext/icd port but it works) i have the message "device unknown" during programming. i have attached the photo of the board. ...

hi all
does anyone know how to adjust the jumpers for the PIC18F14K50 ?
i allways get the message
"device unknown"
i have attached the photos of my jumpers position.
best regards
Aris

hi all
i am trying to work a si4421 rf chip but it doesnt seem to work.
Has enyone try this chip?

HI ALL I HAVE ATTACHED THE FILE. ITS A SAMPLE WITH SOME USEFUL FUNCTIONS. I HAVE ADDED GREEK CHARACTERS(same as cyrillic). YOU NEED PIC18F45K22 WITH INTERNAL TIMING AT 16mHZ. CONNECT GLCD AT PORT C. ////////////////////////////// glcd //////////////////////////////////////////// // j3 shortcircuit f...

Hi All I have made library for displaytech 64128n Glcd. i also have functions to display text. i made my project with 2 ways. the first was to directly print on the screen which is easier and the second was to transfer text to ram array[1024] and then to the screen which is better for graphics and m...

At89c52 never worked but i used other MCUs such as at89s2051 and everything works correctly.

re-write the old text with the backqround color and then write the new text
μπινε.