MAX7219点阵屏8*8滚动显示

上传者: 44453694 | 上传时间: 2021-04-15 19:54:12 | 文件大小: 1.70MB | 文件类型: ZIP
串行接口 8 位LED 显示驱动器,MAX7219/MAX7221是一种集成化的串行输入/输出共阴极显示驱动器,它连接微处理器 与8位数字的7段数字LED显示,也可以连接条线图显示器或者64个独立的LED。其上包括一个片上的B型BCD编码器、多路扫描回路,段字驱动器,而且还有一个8*8的静态RAM用来存储每一个数据。

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