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Clock fuse settings in AVR
Hi all, I am using ATMEGA169p uC for my development and for this, i am seeing so many clock selection settings in fuses page. When i have gone through the section in datasheet, it...
Wednesday, 7 January 2009 - 14:08
Bootloader section size and toal flash size
Hi all, Will i be able to use the whole 16k of flash memory available in ATMEGA169p part if my Fuse settings instructs 1024 words for Bootflash area.? How does this bootflash area...
Wednesday, 7 January 2009 - 14:01
Will programming flash, affects(erases) eeprom memory?
Hi all, If i program my AVR flash memory with a application, will it erase the internal EEPROM memory contents(Setting all to 0xFF) when i use SKT500 or AVRISP?
Saturday, 22 November 2008 - 06:49
Why are all interrupt flags cleared by writing a logical 1?
Hi all, I have gone thru the FAQ list of AVR-LIBC. There i found some explanation for using 1 to clear the interrupt. But i don't get the point clearly. That doc says that the...
Saturday, 22 November 2008 - 05:17
ATMEGA329p & wdt_enable() function problem
Hi all, I am using ATMEGA329p controller and using WDT module of that controller in code. Initially i have written the code for ATMEGA169p uC and it was working fine. Later on i...
Wednesday, 15 October 2008 - 04:43
AVR Target Vcc vs Oscillation Frequency
Hi all, I have got a doubt to post after a long time in this forum!.. In ATMEGA169PV uC, I am connecting an External crystal of 8MHz, and my board target voltage is 1.8V only....
Monday, 28 January 2008 - 13:36
return statement in ISR()
What will happen if use a return statement inside a ISR() subroutine. I mean ISR() will disable all other interrupts while serving the current one. ISR() { //Disables all other...
Thursday, 22 November 2007 - 08:04
EEPROM Access and ATmega16
Hi all, Here i have written a small basic eeprom access functions.. But that is not working as expected... and i found the problem why it is not getting written..? The principle...
Thursday, 14 December 2006 - 07:12
Atmega16 & PC UART Communication
Hi all, I have written a program in Visual basic to interact with the Atmega16 uC. It is to receive the characters that are sent by uC and i am transmitting the same chars...
Thursday, 14 December 2006 - 06:53
Interrupt and Port functionality
I have a small doubt in reading the datasheet of ATmega16.. Say i am using interrupt0 INT0(PIND2) as the falling edge triggered interrupt source. My input is say 100Hz square wave...
Wednesday, 13 December 2006 - 07:26
Sleep modes in WINAVR
Hi.., I have gone through the section of sleep.h description in AVR_libC.pdf file... In that there are several functions are available to use with AVR's if they support these...
Tuesday, 5 December 2006 - 14:36
Difference btw AVR & PIC
Can anybody give me simple small basic differences between AVR and PIC....? During my college days i heard lot of things about PIC controllers . I mean Whereever i turn i hear...
Friday, 1 December 2006 - 10:04