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Faster way of reversing (not inverting) bits?
N.Winterbottom #6 example  (OP choose it)          x = ((x >> 1) & 0x55) | ((x << 1) & 0xaa);     x = ((...
Sunday, 26 September 2021 - 17:34
Faster way of reversing (not inverting) bits?
I think that we have a clear winner, unless  OP wish a brute force solution: tReverse: .db 0b00000000, 0b10000000, 0b01000000, \ ... 0b10111111, 0b01111111,...
Sunday, 26 September 2021 - 11:33
Faster way of reversing (not inverting) bits?
Basically it is: lsl r16 ; b7 ror r17 ... lsl r16 ; b0 ror r17  
Sunday, 26 September 2021 - 09:01
connect AVR STUDIO5 and MKII
Studio 5 is rather old, can you update to Studio 7, for your new devices.
Saturday, 25 September 2021 - 06:00
Trouble bootloading atmega328p with avrisp mkii
Why you have 0.1uF on Reset?   Edit: 1k is too low pullup value, it should be 10k.
Saturday, 25 September 2021 - 05:15
Someone can help me? On Avr!!
HiramCinnamon wrote:Capture two 2-bit numbers, both of which are supplied by the Port B (N1 (PB1, PB0) and N2 (PB3, PB2)). These numbers must be compared for what following:...
Friday, 24 September 2021 - 09:49
Split from: SPH in AT90S2313 undefined?
"Guess"- based on previous thread. Let me be more precise on 'template', for it is C- project related. I think that OP needs an example of the ASM code. ATXmega64 can be...
Wednesday, 22 September 2021 - 15:21
Split from: SPH in AT90S2313 undefined?
clawson wrote:What "templates"? ATXMEGA128A1 template in ASM, guess. But, who is using this chip for assembler? He is still on the first line of the code: SPH.
Wednesday, 22 September 2021 - 13:27
Split from: SPH in AT90S2313 undefined?
We should help him! But, how to do it when the chip is that big and complex, without templates (?) I recommended him to read all about ATXMEGA128 in the Forum, so how he ended to...
Wednesday, 22 September 2021 - 10:18
Basic UART question
I am using /sometimes/ Simulated Master SPI, and on the other end is Real Slave. MSB is sent first.   .if (zCY1Flags & zMasterSimul) jcy1mSend1: lsl w brcc...
Wednesday, 22 September 2021 - 07:20
AM modulator
Related to 741 use, it is very old one, I know, can we agree on 358 or better chip.  
Wednesday, 22 September 2021 - 05:06
AM modulator
MarkThomas wrote:I thought Sativa is a type of cannabis. Can be that one and much more. Net says: Sativa, sativus, and sativum are Latin botanical adjectives meaning cultivated....
Wednesday, 22 September 2021 - 04:52

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