Results for “to_char”
Small, practical examples. Search by task or narrow things down below.
Handle incomplete serial input
Arduino / C: The returned byte count distinguishes a complete payload from a timed-out partial one.
Arduino / C✓ Tested
Hello World: Blink
Arduino / C: Blink the built-in LED slowly and then quickly, repeating both rates in loop().
Arduino / C✓ Tested
Ignore small movements around a center value
Arduino / C: Values inside the deadband become zero while others keep their direction.
Arduino / C✓ Tested
Initialize a byte buffer to zero
C: memset initializes each byte to the chosen unsigned-char value.
C✓ Tested
Inspect a byte as hexadecimal
Arduino / C: Inspect a byte as hexadecimal on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Inspect a byte without consuming it
Arduino / C: peek leaves the next byte available for a later read.
Arduino / C✓ Tested
Interpolate between two calibration points
Arduino / C: Compute a fractional position before scaling to the output interval.
Arduino / C✓ Tested
Keep a counter from wrapping at its maximum
Arduino / C: Increment only when the value is below its limit.
Arduino / C✓ Tested
Keep a decorative icon out of a button’s name
HTML: aria-hidden excludes a decorative character while leaving the visible action text as the accessible name.
HTML✓ Tested
Keep a serial message in flash memory
Arduino / C: The F macro keeps a literal out of scarce SRAM.
Arduino / C✓ Tested
Keep a value inside an allowed range
Arduino / C: Keep a value inside an allowed range on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Keep fixed text in flash memory
Arduino / C: Keep fixed text in flash memory on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested