| SBK_BarDrive | Animated LED bar meter control for MAX7219, MAX7221, HT16K33 - ideal for props and signal-driven displays. |
| SBK_HT16K33 | HT16K33 I2C LED driver compatible with SBK_BarDrive. |
| SBK_MAX72xx | MAX7219/MAX7221 LED matrix driver with software and hardware SPI support. |