Author |
Message |
Topic: Help needed on Interrupt Latency |
ibsumith
Replies: 2
Views: 3639
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Forum: General CCS C Discussion Posted: Fri Aug 28, 2009 4:25 am Subject: Help needed on Interrupt Latency |
While writing code in CCs c interrupt Latency is more compared to Assembly???
How could i reduce Interrupt Latency???
which all factors affect interrupt Latency???
Help needed for pic16.......
... |
Topic: Is there any option to get an Interrupt in USB? |
ibsumith
Replies: 2
Views: 3053
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Forum: General CCS C Discussion Posted: Mon Aug 24, 2009 4:22 am Subject: Is there any option to get an Interrupt in USB? |
Is there any option to get an Interrupt when message is received???Pic18f2550??? |
Topic: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
ibsumith
Replies: 10
Views: 18285
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Forum: General CCS C Discussion Posted: Sun Aug 23, 2009 10:49 pm Subject: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
thank u
But where should i check it...Inside while loop.???there is no #int_usb in usb.c...It is in pic18_usb.h |
Topic: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
ibsumith
Replies: 10
Views: 18285
|
Forum: General CCS C Discussion Posted: Sat Aug 22, 2009 1:31 am Subject: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
I am trying to communicate through PC program....It is working well when I am using polling....i am connecting to PC using USB cable....C6 and C7 are not externally connected to anything....But when I ... |
Topic: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
ibsumith
Replies: 10
Views: 18285
|
Forum: General CCS C Discussion Posted: Sat Aug 22, 2009 1:07 am Subject: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
thank you for your reply....But i am not getting Interrupt.... |
Topic: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
ibsumith
Replies: 10
Views: 18285
|
Forum: General CCS C Discussion Posted: Sat Aug 22, 2009 12:35 am Subject: Interrupt not firing on DATA Receive(INT_RDA,USB HID DEMO) |
#include<18F2550.h> //Microchip PIC18F2550 hardware layer
#define __USB_PIC_PERIF__ 1 //Only for PIC18f4550
#define LEDR PIN_B4 //Red LED is connected to Pin No:25 ... |
Topic: Duplicate Interrupt function error - w/o dup function |
ibsumith
Replies: 7
Views: 13719
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Forum: General CCS C Discussion Posted: Thu Aug 20, 2009 5:42 am Subject: plse help me |
I am trying to communicate to usb using interrupts. If device endpoint contains data to read an interrupt should be generated. The code should go to an ISR so it can get the value. I want to generate ... |
Topic: Duplicate Interrupt function error - w/o dup function |
ibsumith
Replies: 7
Views: 13719
|
Forum: General CCS C Discussion Posted: Wed Aug 19, 2009 11:29 pm Subject: Duplicate Interrupt function error - w/o dup function |
// CCS USB Libraries
#include <pic18_usb.h> //Microchip 18Fxx5x hardware layer for usb.c
#include <usb_desc_hid.h> //USB Configuration and Device descriptors for this UBS de ... |
Topic: Help Interrupt from PC |
ibsumith
Replies: 9
Views: 8542
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Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 10:41 pm Subject: Help Interrupt from PC |
thank you.....I wants to know hw can i impliment interrupt transfer using CCs c |
Topic: Isr not working----plse help |
ibsumith
Replies: 7
Views: 7042
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Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 6:02 am Subject: Isr not working----plse help |
yah..I am trying to communicate with pc |
Topic: Isr not working----plse help |
ibsumith
Replies: 7
Views: 7042
|
Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 4:22 am Subject: I changed it to |
#include<18F2550.h> //Microchip PIC18F2550 hardware layer
#define __USB_PIC_PERIF__ 1 //Only for PIC18f4550
#define LEDR PIN_B4 //Red LED is connected to Pin No:25 ... |
Topic: Isr not working----plse help |
ibsumith
Replies: 7
Views: 7042
|
Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 3:03 am Subject: Isr not working----plse help |
#include<18F2550.h> //Microchip PIC18F2550 hardware layer
#define __USB_PIC_PERIF__ 1 //Only for PIC18f4550
#define LEDR PIN_B4 //Red LED is connected to Pin No:25 ... |
Topic: Help Interrupt from PC |
ibsumith
Replies: 9
Views: 8542
|
Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 1:25 am Subject: Help Interrupt from PC |
My code is working properly. Consider this... My device is running some application. Now I connect my device to pc. Now I want an isr which can communicate with pc so I can send and receive data. Whic ... |
Topic: Help Interrupt from PC |
ibsumith
Replies: 9
Views: 8542
|
Forum: General CCS C Discussion Posted: Tue Aug 11, 2009 1:21 am Subject: thank you |
Thank you for your reply.... |
Topic: Help Interrupt from PC |
ibsumith
Replies: 9
Views: 8542
|
Forum: General CCS C Discussion Posted: Sun Aug 02, 2009 11:39 pm Subject: Help Interrupt from PC |
Hi, I am Using a PIC18f2550 microcontroller and it is working fine. My problem is I want it to run only when an interrupt is received from the pc. That is, when pc wants to send something it should i ... |
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