A software QA engineer walks into a bar. He orders a beer. Orders 0 beers. Orders 99999999999 beers. Orders a lizard. Orders -1 beers. Orders a ueicbksjdhd. First real customer walks in and asks where the bathroom is. The bar bursts into flames, killing everyone. Unknown Redditor in r/Jokes We all know that testing is … Read more
The SPI bus is a de facto standard for transmitting data to and from devices. In its most basic state, it has three wires: MOSI (Master Out Slave In), MISO (Master In, Slave Out), and a clock signal. Each chip also has a Chip Select pin to indicate whether you are talking to this specific … Read more
What if I told you there was a pet inside your micro-controller? A watchdog (sometimes even two). Once you let it out of the kennel, you have to pet it regularly, or else it will bark. And you don’t want that. In the world of electronics, a watchdog is a security device that checks the … Read more