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Adam Tomaszuk (@atomq)


Re: Audio Signal Filter

Reply posted 3 years ago (08/12/2021)
Roger,I'd have a look at the STM32G series for the following reasons:1) single-precision fixed-point FMAC built-in. All the filter crunching would be done away from...

Re: Communication protocol suggestions

Reply posted 3 years ago (03/23/2021)
If full-duplex communication is a must, I'd go for UART which needs fewer wires than SPI. Since CAN and I2C are semi-duplex interfaces they are limited to question-answer...

Re: RMS calculation over one cycle 50/60Hz

Reply posted 3 years ago (10/17/2020)
1. The more N is the less error is introduced in RMS calculation if you really do not know by any measures (e.g. zero crossing intervals) which frequency of the...

Re: RMS calculation over one cycle 50/60Hz

Reply posted 3 years ago (10/16/2020)
Hi there,It is essential to capture the buffer with the whole number of single cycles of a sine wave. No matter where you start to sample the waveform. Thus in the...

Re: Covid-19 Stories

Reply posted 4 years ago (03/25/2020)
Hi there, I am based in Poland/Europe. However things still are not going so horrible as in Italy/Spain out there, but there are some severe measures in action that...
Hi there.Basically JTAG was developped for two main reasons (except of programming and debugging of a device of course): to perform the boundary scan of quite complex...

Re: Software expands to fill the memory available

Reply posted 4 years ago (11/15/2019)
I'd rather ask whether we need all the features at the same time. Modern cellphone is a decent computer with excess of a horsepower and a memory 'just in case' someone...
Onlyif you start spending more time on thinking about your code than you actually code.Cheers!!
Hi there, monumental approach which I have never been ready to face. Many thanks for sharing your ideas. It was always tempting to generalize the SW approach. For...

Re: Circular buffers

Reply posted 5 years ago (02/05/2019)
Following @dnj it is good practice to check the number of available bytes to fill in the buffer prior to do it.The best solution is to design a circular buffer of...

Re: Low level programming

Reply posted 5 years ago (12/04/2018)
Around 20 years ago I was in the same state of mind.. My MSC thesis was based on 8052 and fortunately - for different reasons - I was pushed to use assembler. I...

Re: Sensors & Embedded Systems - The Basics

Reply posted 6 years ago (05/30/2018)
. Since 'embedded' means (more-or-less) 'digital' the most popular sensors are those which are equipped in digital interface or can be (almost) directly hooked up...

Re: ATmega32a ADC not working

Reply posted 6 years ago (04/27/2018)
1. Detect the voltage on the V divider using a meter. Does it vary with slider position change?2. Detect Vcc and Avcc. Are the values as expected?3. Confirm whether...

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