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XMega128A4U, DFU bootloader, and FLIP [SOLVED]
Has anyone had Atmel's DFU bootloader for the XMega128A4U working? I've programmed the DFU bootloader (atxmega128a4u_bootloader_usb_dfu_103.hex) from AVR1916 onto an XMega128A4U...
Tue. Jul 3, 2012 - 10:03 AM
XMega USART timing
I'm using the XMega's USART in SPI mode to deliver pixels to a TV, but am having problems in accurately synchronising the USART transmission relative to the HSYNC timing pulse. I'...
Fri. Mar 9, 2012 - 10:42 AM
Whole chip current; source + sink.
I'm having post-christmas cognition failure. I'm planning to use a Mega8 (or similar) which has a 200mA "DC Current Vcc and GND pins" absolute limit and a 40mA per-pin limit. If I...
Thu. Dec 29, 2011 - 01:43 PM
looking for stack minimising hints (WinAVR 20090313)
I've just downloaded the latest WinAVR (20090313) to see if my TellyMate project compiles OK with it (I've previously been using 20080512). It does a great job on codesize (92...
Sun. Mar 22, 2009 - 09:25 PM
Simple Composite Video output
My 16x2 LCD serial backpack (a great project - thanks microcarl!) is becoming just too small for debugging with, so I've made myself a serial->TV display device. It produces a...
Mon. Jan 26, 2009 - 09:48 AM
[TUT][SOFT] Dimming an LED using Binary Coded Modulation
Dimming an LED using Binary Coded Modulation This article describes two methods of dimming an LED; The well known Pulse Width Modulation (both hardware and software versions) and...
Tue. Oct 28, 2008 - 09:30 PM
[TUT][HARD] Controlling Two LEDs per uC pin
"Sometimes you just run out of pins to control your LEDs" This tutorial explains how to individually control a pair of LEDs from a single pin. It goes on to show how to run 16...
Thu. Oct 16, 2008 - 07:37 PM
M88: changed fuses; now mute. [solved]
OK, I know that this is the 'classic' problem: I've just made myself a nice new double-sided (home-brew) board for a TQFP Mega88. All was going smoothly. I could read the...
Thu. Oct 2, 2008 - 11:31 AM