Post Created date
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 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...
Tuesday, 30 June 2009 - 14:50
TTL/CMOS outputs driving leds
thanks a lot, your answer is perfect !
Thursday, 5 February 2009 - 23:56
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...
Thursday, 29 January 2009 - 22:07
Wireless link at 433Mhz doesn't work
Hi, I've sent some pictures of my project:
Thursday, 29 January 2009 - 21:39
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...
Thursday, 29 January 2009 - 17:40