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mega169 32KHz clock will not start reliably
N.Winterbottom wrote: davetelling wrote:I have a mega169 project Which version exactly ?   The newer chips need a 6pF low capacitance crystal, other ones used standard 12pF...
Friday, 15 May 2020 - 15:49
mega169 32KHz clock will not start reliably
theusch wrote:So if you put the old firmware in the unit, then it works? Gee, changes to startup, and now it doesn't start? Start with the old and make one change at a time. Or...
Friday, 15 May 2020 - 15:48
File "save as" doesn't work as expected
I guess I didn't explain myself clearly in my first post. With pretty much every application I use on my PC, if I open a file, edit it then use "Save as" to give it a new filename...
Tuesday, 4 February 2020 - 18:40
mega169 pin change interrupt problem
Well... to quote the bard, "...the fault is not in our stars, but in ourselves"  (or in my case, the fault is not in the hardware, but in the wetware!) It turns out the the...
Wednesday, 15 January 2020 - 19:22
mega169 pin change interrupt problem
N.Winterbottom wrote: Can we assume you are NOT using any sleep mode that turns off the I/O clock ?   Edit My memory is failing me: 15. External Interrupts ... Observe that,...
Wednesday, 15 January 2020 - 18:26
mega169 pin change interrupt problem
theusch wrote:How are you determining that it doesn't fire? Buttons can bounce and can disguise a simple "turn on the led". I have a number of things that should happen when the...
Wednesday, 15 January 2020 - 05:28
Studio 7/mega169/JTAG can't remove "phantom" breakpoints
jgmdesign wrote: If you want to ZIP up your project and PM it top me I can see if I run into the same issues here on my kit.  Project will be deleted afterwards.   JIm...
Tuesday, 14 January 2020 - 01:55
Studio 7/mega169/JTAG can't remove "phantom" breakpoints
Still no joy. Tried a variety of things, including deleting the .vs folder under different circumstances (app running and not running) re-starting app, re-building, reloading the...
Tuesday, 14 January 2020 - 00:19
"cast to pointer of integer..." warning
Well, I was writing my code based upon the examples shown in the .pdf explaining how to use the eeprom, by Dean Camera. In his examples, the eeprom address was just a number (46,...
Wednesday, 8 January 2020 - 22:51
mega169 I2C hair-pulling session
Sorry I didn't post earlier, it has been a busy week for me. At any rate - kudos to those who recommended Fleury's library - I was able to get it up and running with fairly minor...
Tuesday, 19 March 2019 - 01:14
mega169 I2C hair-pulling session
Kartman wrote: I've no experience with the mega169, but you could use the bit-bash i2c code that has no reliance on TWI or USI hardware. This might speed your progress.  ...
Tuesday, 5 March 2019 - 05:19
eeprom window displays question marks
clawson wrote: Is this one of these new AVRs where EEPROM maps into the single linear address space? I'm not sure what you mean by this, the datasheet for the ATtiny4313 shows...
Friday, 5 October 2018 - 22:04

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