Discussion Title | Created date |
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Sharing signals on partitioned PCB - Multi-power or not? Hi All, I have read many excellent posts here and a whole heap of other docs but I am still going around in circles. My question is regarding sharing digital signals between ICs... |
Monday, 31 January 2011 - 17:38 |
XMEGA ADC Calibration Hi all, I am looking at the possibility of using the xmega256A3 for a data acquisition device to measure a low voltage (8uV resolution, 0-15mV dynamic range) signal. Despite all... |
Tuesday, 14 September 2010 - 16:23 |
CAN I CAN with an xmega Hi all, I have an application where I would like to used different processors for different tasks including controlling and data logging. I would like to connect them for the... |
Wednesday, 30 June 2010 - 11:17 |
Variables sharing memory?! very strange.. to me at least! Hello fellow Freaks! I have recently been baffled by a section of my own code that does not seem what it appears. Basically, I have an if > 0 statement. Followed by a switch... |
Friday, 4 December 2009 - 07:40 |
ISR killing a divide routine? Hi all, I am having a strange problem with a divide routine. I am using the ATMega128 and GCC. I am accumulating a total of, say 10 readings from the ADC in the ADC interrupts. In... |
Thursday, 15 January 2009 - 17:19 |
Bootloader - how can it tell if there is a valid appliction? I have written a bootloader for my mega128 using the xmodem protocol. One role of the bootloader is to tell whether it should enter the application code or keep repeating itself,... |
Wednesday, 1 October 2008 - 08:32 |
LCD for mega128 Hi all, I'm looking for a small LCD module for use with my mega128. I need it to display 30 characters (16x2 character format looks good) including the time, date and some other... |
Tuesday, 16 September 2008 - 08:33 |
Bootloader on RS232 - page write time and baud rate Hi all, Sorry about the novel. My questions are summarised at the end. I want to use a bootloader for may MEGA128 for flash programming. I already have an RS232 connection for... |
Monday, 18 August 2008 - 10:55 |
Bootloader section - Kontrollerlab, GCC Hi guys, I am putting together a bootloader and am having trouble offsetting the address of my .hex file to start at the bootloader section. I have seen a lot of related posts but... |
Thursday, 7 August 2008 - 16:24 |
ADC differential input requirements Greetings, I am using the differential channels on the mega 128 and am having trouble getting a useful result. I have two solar cells connected + against + and wish to obtain a... |
Monday, 28 April 2008 - 10:38 |
ADC: WTF? Hi all, despite the large number of posts regarding ADCs, I haven't been able to solve my current problem. I am using an ATmega128 and have various analog inputs on PORTF. I am... |
Thursday, 24 April 2008 - 12:40 |
AVR Noise reduction mode not cooperating Hi everyone, I am working with an mega128 and wish use the ADC in ADC noise reduction mode. So I set up the ADC and write the appropriate bits to the MCUCR register and...nothing... |
Thursday, 10 April 2008 - 08:57 |