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| Search found 20 matches |
| Author | Message |
|---|---|
 Topic: Vref doubt |
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| xxopiumxx Replies: 4 Views: 5008 |
 Forum: General CCS C Discussion Posted: Fri Nov 30, 2012 8:47 am Subject: Vref doubt |
| pic: pic18f2550
comp: pcwhd 4.084 thanks ^^ |
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| Topic: Vref doubt |
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| xxopiumxx Replies: 4 Views: 5008 |
Forum: General CCS C Discussion Posted: Fri Nov 30, 2012 7:38 am Subject: Vref doubt |
| Regards,
I'm trying to read the frequency of a chain pulses with the CCP module. The problem is that the max voltage of the pulse is 2.5v. Is there any way in which I could change the reference v ... |
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| Topic: Problem on frequency measurement |
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| xxopiumxx Replies: 2 Views: 4926 |
Forum: General CCS C Discussion Posted: Wed Nov 14, 2012 10:53 am Subject: Problem on frequency measurement |
| Regards,
I am trying of create a frequency tester using the two comparators of the PIC18F4550. Particularly I need to count how many FE and RE edges I am getting in exactly 1 second (generated by R ... |
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| Topic: RS232 hardware flow control problem? |
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| xxopiumxx Replies: 13 Views: 30416 |
Forum: General CCS C Discussion Posted: Fri Jun 15, 2012 9:06 am Subject: RS232 hardware flow control problem? |
| I will study more specifically the problem; and work according to your advices.
One million thanks for the help; and if I have news I will commit them. |
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| Topic: RS232 hardware flow control problem? |
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| xxopiumxx Replies: 13 Views: 30416 |
Forum: General CCS C Discussion Posted: Thu Jun 14, 2012 9:37 am Subject: RS232 hardware flow control problem? |
| I've tested the pins powered but without the PIC as you advise me:
RC7 -> aprox 5v RC6 -> aprox 0v RA3 -> aprox 5v RA2 -> aprox 0v also I've, with the help of an ohmmeter, checked ... |
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| Topic: RS232 hardware flow control problem? |
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| xxopiumxx Replies: 13 Views: 30416 |
Forum: General CCS C Discussion Posted: Wed Jun 13, 2012 12:04 pm Subject: RS232 hardware flow control problem? |
| Yes, indeed I have a 20MHz crystal.
I've tried to set it as you advise me but it doesn't work either :( Is there some specific code in order to manage the hardware flow control? |
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| Topic: RS232 hardware flow control problem? |
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| xxopiumxx Replies: 13 Views: 30416 |
Forum: General CCS C Discussion Posted: Wed Jun 13, 2012 10:22 am Subject: RS232 hardware flow control problem? |
| greetings,
I am working in a developer board (from mcelectronics - ARG) with a PIC18F4550. It has an RS232 level converter incorporated (max232cpe). My configuration FUSES are: comp ccs 4.0 ... |
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| Topic: Doubt about CCS USB debug |
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| xxopiumxx Replies: 2 Views: 5077 |
Forum: General CCS C Discussion Posted: Mon Jun 04, 2012 9:40 am Subject: Doubt about CCS USB debug |
| Thanks for the answer.
I have done all that your recommend; but I have a problem. Before anything my dev is a PIC18F4550. The thing is that when I activate the USB debugging, the device doesn't g ... |
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| Topic: Doubt about CCS USB debug |
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| xxopiumxx Replies: 2 Views: 5077 |
Forum: General CCS C Discussion Posted: Wed May 30, 2012 10:39 am Subject: Doubt about CCS USB debug |
| Regards:
I'm working in several projects using the CCS USB libraries; and eventually I have have to overcome problems regarding to communication that should have been much easier to solve if I have ... |
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| Topic: USB SOF doubt |
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| xxopiumxx Replies: 3 Views: 4430 |
Forum: General CCS C Discussion Posted: Tue May 29, 2012 6:12 am Subject: USB SOF doubt |
| thanks, pals | |
| Topic: USB SOF doubt |
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| xxopiumxx Replies: 3 Views: 4430 |
Forum: General CCS C Discussion Posted: Mon May 28, 2012 11:19 am Subject: USB SOF doubt |
| greetings,
I have reading upside down the entire usb.c pic18_usb.c etc etc etc libraries, but I cannot find any code relating to the SOF token. As I know, it must be sent every 1ms (in full speed) ... |
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| Topic: USB library doubt |
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| xxopiumxx Replies: 0 Views: 2856 |
Forum: General CCS C Discussion Posted: Tue Sep 20, 2011 9:35 am Subject: USB library doubt |
| Hi. I'm working a lot on USB HID, with a PIC18F4550. Anyways, i think that i spend more time reading the libraries, and trying to understand them, than properly programming.
In this moment I am t ... |
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| Topic: USB HID - Descriptor setup ! HELP!!! |
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| xxopiumxx Replies: 2 Views: 4826 |
Forum: General CCS C Discussion Posted: Wed Sep 07, 2011 8:35 am Subject: USB HID - Descriptor setup ! HELP!!! |
| In which usb mode are you working on? hid? bulk? control? Each mode have its descriptor. | |
| Topic: USB communication 18f4550 <-> PC |
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| xxopiumxx Replies: 1 Views: 7261 |
Forum: General CCS C Discussion Posted: Wed Sep 07, 2011 8:32 am Subject: USB communication 18f4550 <-> PC |
| Before anything, there is something missing on your header,
like this: #DEFINE USB_HID_DEVICE TRUE #define USB_EP1_TX_ENABLE USB_ENABLE_INTERRUPT #define USB_EP1_TX_SIZE 64 #defin ... |
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| Topic: usb hid question |
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| xxopiumxx Replies: 0 Views: 2874 |
Forum: General CCS C Discussion Posted: Tue Sep 06, 2011 7:23 am Subject: usb hid question |
| hi!!
I have a consult. Which is the header and the libraries for the USB HID protocol in interrupt mode, under Windows?? Because I have been looking around for the corresponding API but couldn't f ... |
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