One common requirement is to test if a particular bit is set or unset. Actually it is just as easy to test for any number of bits set or unset because the job is done using a mask. As before, if you ...

The BBC has developed a computer to be used by thousands of students across the UK. While not very powerful in terms of hardware, it comes with an interpreted language that will get students writing ...

I seem to be having a brain fart today as my mind is just blank. I'm parsing datagrams to extract some data. I have an x,y coordinate pair in 8 bytes. My ICD tells me: bytes 1-4 are the X position ...

As amazing as CircuitPython is, it hasn’t yet been ported to any 8-bit microcontrollers. [Chris Heo] was unsatisfied with his inability to use Python on his 8-bit ATmega4808 AVR, so he worked out a ...

What sorts of things do you use masking operations for? Often a low-level API will require that particular bits in a status word are set or unset to make it operate in a particular way. A very ...