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Static RAM reads incorrectly
Am pulling my hair out for 2 days on this issue - appreciate ANY help or experiments-to-try as I'm currently out of ideas.   Won't bore you with details, but I'm building...
Sun. May 24, 2015 - 02:48 PM
PCF8574 and TWI with Fleury code
Using a HD44780-1602 LCD with TWI adapter-board, both from China via EBAY (example: http://www.ebay.com/itm/IIC-I2C-...). No specs, but said 'Arduino compatible' - which seems...
Mon. Jan 7, 2013 - 06:48 PM
OUT -vs- STS - problem
Odd thing I don't understand and haven't run into before: Am using an ATMega328, and am setting the comparator to compare AIN1 to the 'bandgap voltage' of 1.1v To select the BG-...
Sat. Nov 17, 2012 - 08:47 AM
CTC / OCR0a mystery question
Really appreciate any help that can be offered here - this is driving me crazy. I'm using Timer0 on an ATMega328, trying to set it up for OCRa interrupt on match, and with auto-...
Tue. Nov 13, 2012 - 12:42 AM
Assembly macro - mix constants/registers for an argument
$ deleted! Double posting annoys people. Please continue in the other thread. $ https://www.avrfreaks.net/index.p...
Thu. Dec 23, 2010 - 01:38 AM
Using constants OR registers as argument in macros
I'd like to use EITHER a constant or a register as arg0 (@0) in a macro, so that either of the following two cases works: "MyMacroName $00" "MyMacroName tempreg" (where...
Wed. Dec 22, 2010 - 12:28 PM
Effect of many i/o lines driving hi-current ?
Wondering if anybody has any experience with this - I'm planning to use an ATtiny88 to directly drive 20 ssr's, one ssr per each of 20 i/o ports. The ssr requires 8ma to turn it...
Fri. Jan 15, 2010 - 06:45 PM
Another 'internal RC oscillator' question
Read some of the threads on this topic, but didn't see any real data.... I'm using a ATtiny88 and just trying to understand the internal-oscillator variation that I'll see over...
Sat. Dec 26, 2009 - 03:50 PM
Peter Stonard's Holiday Lights PCB's
Not sure if this is a reasonable place to post this, so will pre-apologize if not. I'm trying to find / aquire the PCB's that Peter Stonard designed for his "Holiday Lights"...
Sun. Dec 20, 2009 - 04:08 PM
Awkward ISP programming when multiple Studio sessions open
Anybody know how to make the selected 'connection' and 'files-to-be programmed' on that connection, be specific to the Studio instantiation? I have two AVR's connected to my PC,...
Sat. Feb 9, 2008 - 06:04 PM
Setup issues with Studio
I've installed 4.13 w SP2, and the install seemed to go fine, but when I launch there are several issues that occur - the 1st and most noticeable is that when I try to define a...
Thu. Jan 17, 2008 - 09:26 PM
Log, scale, round..... on an ATTiny26 ??
Could use some help if anybody has good idea: Sampling an audio signal with 8-bit ADC, and want to take the log, then scale/round it to an 8-bit result. So, Log(ADC-sample)/...
Wed. Mar 7, 2007 - 11:15 PM

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