Results for “Serial”
Small, practical examples. Search by task or narrow things down below.
Play a fixed digital output pattern
Arduino / C: A pattern table separates the output sequence from its timing.
Arduino / C✓ Tested
Preserve a fractional result
Arduino / C: Preserve a fractional result on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Prevent output chatter with separate thresholds
Arduino / C: Use different on and off thresholds to retain state between them.
Arduino / C✓ Tested
Print a fixed text buffer
Arduino / C: Print a fixed text buffer on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Print a label beside a number
Arduino / C: Combine Serial.print and Serial.println to put text and a value on one line.
Arduino / C✓ Tested
Print a single character
Arduino / C: Print a single character on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Print once from setup
Arduino / C: Print once from setup on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Read 16-bit values from a flash table
Arduino / C: pgm_read_word retrieves a complete word from program memory.
Arduino / C✓ Tested
Read a button with the internal pull-up
Treat a grounded input as a pressed button.
INPUT_PULLUP✓ Tested
Read a byte lookup table from flash
Arduino / C: PROGMEM tables require the AVR program-memory access functions.
Arduino / C✓ Tested
Read an unpressed button with an internal pull-up
Arduino / C: An open input configured with INPUT_PULLUP reads high.
Arduino / C✓ Tested
Read and total a flash lookup table
Arduino / C: Array size can be computed at compile time even for a flash-resident table.
Arduino / C✓ Tested