redox 发表于 2014-12-22 22:20:04

求助：uno的I2C设置

本帖最后由 redox 于 2014-12-28 15:04 编辑

我看到wire库的应用，先要begin带一个地址，然后发送数据或者命令，然后end，结束。
但是如果没有I2C的地址怎么处理呢？ 比如下面这个时序，应该怎么实现呢？
谢谢。这是TM1650 四位数码管显示的应用。

redox 发表于 2014-12-22 22:23:59

本帖最后由 redox 于 2014-12-28 15:06 编辑

附件是C代码和datasheet。

redox 发表于 2014-12-28 15:06:40

本帖最后由 redox 于 2014-12-28 16:11 编辑

求助贴刷新、。
为啥一个器件刷出来8个地址

I2C Scanner
Scanning...
I2C device found at address 0x24!
I2C device found at address 0x25!
I2C device found at address 0x26!
I2C device found at address 0x27!
I2C device found at address 0x34!
I2C device found at address 0x35!
I2C device found at address 0x36!
I2C device found at address 0x37!
done
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