描述
Grove LED Bar v2.0 長條型 10 段顯示模組
Grove LED Bar v2.0 長條型 10 段顯示模組由一個10段的LED標尺和一個 MY9221 LED控制芯片組成。它可以用作剩餘電池壽命，電壓，水位，音樂音量或其他需要梯度顯示的值的指示。LED條形圖中有10個LED條：一個紅色，一個黃色，一個淺綠色，其餘綠色。演示代碼可以讓你快速啟動。它將LED從紅色依次點亮為綠色，因此整個條形圖最終都點亮。想進一步？繼續編寫自己的效果。
特徵
- 輸入電壓：3.3V / 5V
- 每個LED段可以通過代碼單獨控制
- 直觀的顯示
- 靈活的電源選項，支持3-5.5DC
- 可用的演示代碼
文件資源與下載
Grove – LED Bar is comprised of a 10 segment LED gauge bar and an MY9221 LED controlling chip. It can be used as a indicator for remaining battery life, voltage, water level, music volume or other values that require a gradient display. There are 10 LED bars in the LED bar graph: one red, one yellow, one light green, and the rest green. Demo code is available to get you up and running quickly. It lights up the LEDs sequentially from red to green, so the entire bar graph is lit up in the end. Want to go further? Go ahead and code your own effect. Features
- Each LED segment can be controlled individually via code
- Grove module
- Plug-and-play
- Can be cascaded for a larger display
- Flexible power option, supports 3-5.5DC
- Available demo code
Documents Please visit our wiki page for more info about this product.
Technical Details
| Dimensions | 89mm x 140mm x 12mm |
| Weight | G.W 11g |
| Battery | Exclude |
Part List
| Grove – LED Bar V2.0 | 1 |
| Grove – Cable | 1 |
