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Addressing mode to access memory
clawson wrote: It may be obvious but the very key part of that for understanding direct/indirect data access is shown by these two: ...[in the Instruction Set document] ......
Thursday, 13 May 2021 - 12:03
Beginner-Avr studio ATmega16
Are you using gcc with avrasm2 source?
Monday, 10 May 2021 - 21:52
Beginner-Avr studio ATmega16
Look in the assembler manual. Just as the high() and low() in your fragment are not part of the instruction set, there are directives and other such. Probably no "." In the...
Monday, 10 May 2021 - 21:51
Beginner-Avr studio ATmega16
grohote wrote: theusch do it, please. If you try with ATMEGA16, it will complain: Illegal reuse of built-in variable 'pc' as label   Remember what I said earlier about...
Monday, 10 May 2021 - 20:39
Beginner-Avr studio ATmega16
grohote wrote:You can not say "jmp PC", because PC is reserved word, "Interesting" assertion. * AssemblerApplication1.asm...
Monday, 10 May 2021 - 18:58
Beginner-Avr studio ATmega16
drago962 wrote: ... Is it correct or should i change something ...   As you have found, a seemingly simple exercise can be thought-provoking.   As your thread title...
Monday, 10 May 2021 - 15:04
Detecting RAM errors, anyone got experience?
clawson wrote:In other words - the registers in the AVR are little more than SRAM so if the RAM test runs on the AVR itself and uses its registers why do you have more confidence...
Saturday, 8 May 2021 - 02:34
Detecting RAM errors, anyone got experience?
This feels like deja Vu all over again. Testing AVR SRAM was, as I recall, a recurring discussion theme on these forums a couple decades ago. When y'all run the tests on your...
Friday, 7 May 2021 - 00:55
Attiny88 Setting up PWM outputs
ZeusCannon wrote:I had pins in output mode ???  So, we are to guess what code you are using?  Post a complete test program; tell how you are testing; tell what you...
Thursday, 6 May 2021 - 16:49
Atmega 2560 Fuse Bits Changed during normal use.
My production apps have well into six figures of units in the field, and I've never seen fuse bits "changed".  [nor flash contents either, but that would be for another day...
Thursday, 6 May 2021 - 16:47
ADC Noise and Oversampling
West Coast Jim wrote: To overcome "this" problem:   1) Ensure that the dynamic input range of the ADC exceeds the sum of the signal and the noise (at both ends of the ADC...
Sunday, 2 May 2021 - 01:54
Is it important to erase all program memory before flashing new application from bootloader?
Heisen wrote:Quick question - What happens if when we do boot_page_erase() on flash page which is already unprogrammed (all 0xFF)? Does performing this action wears the flash? I...
Saturday, 1 May 2021 - 13:26

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