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Discussion Title Created date
character menu system
Hi guys I want to learn how to write a simple character menu systme with C in an 8 bit AVR, just wondering is there any tutorial about a simple character menu around here? google...
Friday, 4 January 2013 - 20:16
how good is a 10bit ADC in a 8bit AVR
So recently I am experimenting with AVR's ADC, I found that I am not happy with the ADC reading, I mean the ADC reading is not bad, but I just want it better. it makes me thinking...
Sunday, 9 December 2012 - 06:53
how to calibrate non-linear ADC reading?
Hi guys So I want to improve my non-linear 10bit ADC reading on avr, I am thinking this: uint16_t ideal; uint16_t actual; uint8_t offset; while(until all done) { ideal = ref(...
Sunday, 9 December 2012 - 06:26
software SPI interfacing
Hi guys I am new to SPI interfacing, so I dig around the internet and find out about it, so here are my question: if i don't want to use the hardware spi in AVR, can I just simply...
Thursday, 1 November 2012 - 23:26
need project idear
Hi guys I am looking for a project idea for my next year program. And I want to build something employers want to see, or something they will be interesting in (and hopefully lead...
Saturday, 13 October 2012 - 04:01
current direction detection
Hi guys, I was wondering how can I dectect the direction of current? Thanks
Saturday, 22 September 2012 - 04:17
battery monitoring question
Hi guys I was wondering, for a voltage monitor circuit, simply using a voltage divider with a couple of resistors and feeding it to an ADC input of an AVR, is it sufficient for a...
Tuesday, 18 September 2012 - 10:42
SD hot swap and low voltage protection question
Hi guys -How can I implement a SD card hot swap mechanism? -How can I protect the data loss during my program is writing data into a SD card, and my device is suffer from...
Thursday, 6 September 2012 - 00:38
how to organise large code?
Hi I am new to C and have been teaching myself for a few months, recently I found out that if my codes are getting larger and larger, it's harder and harder to organize. Can...
Thursday, 30 August 2012 - 20:36
sizeof int in AVR
just wondering if the int type in GCC/AS6 are all using 16bits size in all the chip? or could they be different depends on the chip?
Sunday, 26 August 2012 - 20:45
free ram available
Hi I am teaching myself AVR and C for a while, now I came across a question: How can I find out how much free ram is available for my code?? if someone can explain to me as simple...
Sunday, 26 August 2012 - 02:33
digital amplifier
Hi does anyone come across an basic digital amplifier, the one that can make some noise :D Thanks
Wednesday, 22 August 2012 - 00:54