arduino programming

One of the most misunderstood parts of Arduino projects is EEPROM (Electrically Erasable Programmable Read-Only Memory). Beginners often either ignore it or use it wrong by writing too often, which wears out the memory too soon. EEPROM is not a …

As Arduino projects grow beyond simple sketches, code based on delay() statements and deeply nested if conditions quickly becomes hard to read, hard to debug, and unreliable. This is where state machines become essential. A state machine is a programming …