| 名称: | HT16K33 |
| 封装: | HT16K33 |
| 贡献者: | 1T5FDZYC8 |
| 描述: | What's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4-digit 7-segment display. Matrices like these are 'multiplexed' - so to control all the seven-segment LEDs you need 14 pins. That's a lot of pin |