Wireless link at 433Mhz doesn't work jajaja, I knew someone were going to say that joke ;-)
The antenna is 15,5 cm (around 6 inches) for 433Mhz transmission, directly soldered to the PCB, there is a picture at the 7...
Wednesday, 15 July 2009 - 15:00
Wireless link at 433Mhz doesn't work ka7ehk, you are right again!, after some investigations (now with an oscilloscope), I discovered that my receiver is very sensitive to the baudrate, it won't work if it is too...
Wednesday, 15 July 2009 - 13:46
guide/tutorial about radio links and codec methods? Hi,
i am searching for a pdf book as introduction to radio design, what is PSK, FSK, PCB considerations, etc... explained as clear as possible.
Thank you ka7ehk, now I understand...
Sunday, 12 July 2009 - 16:27
Pony Prog USB well, i've taken the straight way, I've bought this programmer
http://cgi.ebay.es/ws/eBayISAPI....
for a quiet good price, let see what happens!
I will try to give back the cable.
Wednesday, 1 July 2009 - 17:41
Pony Prog USB I've just received the answer of the manufacter of the cable "Delock", they say that it is not possible for my product, they have no drivers to emulate LPT1 or LPT2
:-(
Tuesday, 30 June 2009 - 15:29
Pony Prog USB jaguar98 wrote:Well, I haven't tested USB to SERIAL with pony prog yet...But I did tests in my work with that FTDI chip, and it detected as a COM PORT, which is good, because the...
Wireless link at 433Mhz doesn't work I've checked again and again power and the pcb and everything is right.
I've written a small program sending the "U" (0x55) continuously and I've made some test with my logic...
Wireless link at 433Mhz doesn't work Hi,
it seems that I need to use a Manchester coder/decoder. I didn't know that and I've conected the TX directly to the AVR and the RX directly to a TTL/RS-232 converter.
There...
jajaja, I knew someone were going to say that joke ;-) The antenna is 15,5 cm (around 6 inches) for 433Mhz transmission, directly soldered to the PCB, there is a picture at the 7...
ka7ehk, you are right again!, after some investigations (now with an oscilloscope), I discovered that my receiver is very sensitive to the baudrate, it won't work if it is too...
Hi, i am searching for a pdf book as introduction to radio design, what is PSK, FSK, PCB considerations, etc... explained as clear as possible. Thank you ka7ehk, now I understand...
well, i've taken the straight way, I've bought this programmer http://cgi.ebay.es/ws/eBayISAPI.... for a quiet good price, let see what happens! I will try to give back the cable.
I've just received the answer of the manufacter of the cable "Delock", they say that it is not possible for my product, they have no drivers to emulate LPT1 or LPT2 :-(
jaguar98 wrote:Well, I haven't tested USB to SERIAL with pony prog yet...But I did tests in my work with that FTDI chip, and it detected as a COM PORT, which is good, because the...
thanks a lot, your answer is perfect !
I've checked again and again power and the pcb and everything is right. I've written a small program sending the "U" (0x55) continuously and I've made some test with my logic...
Hi, I've sent some pictures of my project:
Hi, it seems that I need to use a Manchester coder/decoder. I didn't know that and I've conected the TX directly to the AVR and the RX directly to a TTL/RS-232 converter. There...