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Discussion and help about my framework
Thank you for clarifing clawons, in effect i don't know Windows programming, but i know what you tell me. I have studied Java at the university, so I know this as event...
Thursday, 16 June 2016 - 12:27
Discussion and help about my framework
clawson wrote: Let's see some code. If you know win16/win32 and the lparam and wparam then you will know that two pretty general parameters can be used for passing all kinds of...
Thursday, 16 June 2016 - 09:35
Discussion and help about my framework
Hi awneil, thank you so much for the reply! I think I've solved this problem!! :) Now i use a reference (operator &x) to the data in the message object and i send the message...
Thursday, 16 June 2016 - 09:23
Count multiple pulse width
Ciao David!  Yes, i'm sure! I think that the problem are the float pin that don't have all the pullup on: PORTA |= (1<<ECHO_1); // pull-up on -->...
Tuesday, 29 September 2015 - 19:00
Count multiple pulse width
Ciao David! :)   Your comment confuse me! But maybe it's a good thing! I have this setting on the portA:   #define ECHO_1 3 // pin 3 of the portA is for...
Tuesday, 29 September 2015 - 11:46
Count multiple pulse width
Yes, more or less! My idea is: reset the port, send a pulse, send the state of the port that detect the first edge (rising) of the echo, and after 50 ms repeat this steps. I...
Tuesday, 29 September 2015 - 09:43
Count multiple pulse width
Hi David! Yes, there is also in my init function.  I have used the repetition because so have advised me on the forum some time ago, look at this: https://www.avrfreaks.net/...
Tuesday, 29 September 2015 - 08:16
Count multiple pulse width
Hello to all! I have read some post and articles about this problem, i think there are some serious problem using this way to solve my problem..     https://github.com/...
Tuesday, 29 September 2015 - 06:47
Count multiple pulse width
Hi skevee, David!   It seems to me that if the first ISR in #20 causes an LED to blink, the second should also. Are there unshown differences?   Also, my code was likely...
Monday, 28 September 2015 - 19:19
Count multiple pulse width
Hi to all!   I have done some experiments in these days. First of all i have double checked the hardware and it work fine. Using my lib for one HC-SR04, all the sensors work...
Monday, 28 September 2015 - 10:37
Count multiple pulse width
Hi Kartman, i have try the sound card oscilloscope, but it don't works well. Now i will try using the software, like advice of skevee and you..
Thursday, 24 September 2015 - 08:16
Count multiple pulse width
Hi skeeve, thank you so much for the reply!   I noticed PINA used multiple times in the ISR. Probably a bad idea. Each instance represents a separate fetch. They do not have...
Thursday, 24 September 2015 - 06:10

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