It is recommended to retain this file in the repository as the default text font for the upcoming release. Future work should investigate creating a modified version of this font to include custom symbols or icons if memory constraints allow
: In your setup, use the library-specific command to activate it, for example: dmd.selectFont(Font_6x14); Arduino Forum Key Considerations Memory Usage Font 6x14.h Library Download 2021
If you face linker errors ( undefined reference to font6x14 ), the array data is missing. Download a complete version where the array is defined directly in the .h (common in hobbyist forks). It is recommended to retain this file in
| Error | Cause | Solution | |-------|-------|----------| | 'PROGMEM' does not name a type | Compiling on non-AVR (ESP32, ARM) | Remove PROGMEM or conditionally define it as empty | | font6x14.h: No such file | Wrong include path | Use #include "src/fonts/font6x14.h" | | 'font6x14' was not declared | Missing extern | Declare extern const unsigned char font6x14[95][14]; in header | | Font looks scrambled | Byte order mismatch | Use pgm_read_byte() for AVR; or byte-swap for little-endian MCUs | | Error | Cause | Solution | |-------|-------|----------|
Adafruit_SSD1306 display(128, 64, &Wire, -1);