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atmega 2560 sd bootloader
is it progmem thats the issue or pointers in general? Chan's original code doesn't actually use progmem in his mem_cmp function. is this always going to be an issue with using...
Thursday, 16 April 2015 - 02:22
atmega 2560 sd bootloader
Thank you for the very explanative reply. i am going to re read this and take another stab at it when i get home later.
Thursday, 9 April 2015 - 16:38
atmega 2560 sd bootloader
so if im understanding you properly, progmem doesnt work properly on this chip, and i should avoid using it. correct? i went with your bootloader because it was available, trying...
Thursday, 9 April 2015 - 12:10
atmega 2560 sd bootloader
so if im understanding you properly, progmem doesnt work properly on this chip, and i should avoid using it. correct? i went with your bootloader because it was available, trying...
Thursday, 9 April 2015 - 12:10
problem with code.
Thanks! I had not seen the user manual (I am going to bookmark it :) ,) it was exactly what I needed. Also thanks for moving the thread.
Monday, 3 March 2008 - 17:09
[TUT] [C] Newbie's Guide to AVR Timers
Thanks a lot, Dean!
Sunday, 2 March 2008 - 23:43
[TUT] [C] Newbie's Guide to AVR Timers
Dean, Are you planning to cover using a timer with an external crystal? like a watch crystal to have an accurate 1hz timer.
Sunday, 2 March 2008 - 21:43
Xtal frequencies.
yes, I am sorry. It does in fact require a 12Mhz crystal, and I have a 24Mhz crystal. sorry bout that. so there is no fuse i could program that will divide the clock for me? could...
Thursday, 28 February 2008 - 00:02
[TUT] [HARD] [SOFT] A From-Scratch AVR Quickstart Tutorial
Wow, That is a great tutorial. I wish I had something like that when I got started with AVRs. Also I had not realized there was a delay command, So thank you for that. :)
Friday, 22 February 2008 - 22:21
[TUT] [HARD] [SOFT] How to build a Nixie Clock
OK, my supply voltage is 177v (I might not quite understand what you mean by the supply votage vs the anode voltage though. this is the voltage before it hits the anode resistor...
Saturday, 9 February 2008 - 21:57
[TUT] [HARD] [SOFT] How to build a Nixie Clock
Plons wrote:What is the anode-supply-voltage ? If more than 185 ... 190V, then it's too much for the 74141 Un-fortionally I don't have the power supply in front of me. If I...
Friday, 1 February 2008 - 04:20
[TUT] [HARD] [SOFT] How to build a Nixie Clock
I am now one step away from my clock, But i hit a snag with my 74141 chips. If I pull all the data pins low witch should make the 0 pin active. It still lets the other cathodes...
Monday, 28 January 2008 - 03:52

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