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Bizarre SPI hardware problem
Hi all,   I'm trying to bring a board online which has an atmega328 talking to a AD7799 ADC over SPI. Both have 100nF decoupling caps and are running on 5V. The communication...
Sunday, 15 November 2015 - 00:41
What does "->" do?
Hi guys, I'm looking at the example drivers supplied for the xmega and have met some c syntax I'm not familiar with. Here's a compact example: uint16_t USART_NineBits_GetChar(...
Monday, 21 June 2010 - 14:12
Buying XMEGA components outside of the US
Hi guys, So I know the xmega line is a source of much angst amongst some on the boards, but I'm pretty keen on getting into it. Digikey and Mouser both have plenty of XPLAIN...
Monday, 29 March 2010 - 13:49
What will kill an AVR I/O pin?
I've just encountered a situation where an AVR I/O pin (in this case PORTC-0 on a mega328) has completely stopped responding. Since I really need that specific pin my solution...
Monday, 6 July 2009 - 02:23
watermark pointers
I'm currently studying the nokia 3310 LCD code on microsyl. I'm following most of it, but I'm not quite sure what "hiwatermark" and "lowatermark" mean (the context is the LCD...
Thursday, 13 July 2006 - 12:12
Using a DAC0800
I'm attempting to interface a DAC0800 (http://www.national.com/pf/DA/DA...) to a mega8515. My problem is deducing from the data sheet what connections I need to the DAC to make it...
Sunday, 18 September 2005 - 05:32