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铲屎将军 2018-06-02 11:07:12 +08:00 • committed by GitHub
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@ -9,13 +9,13 @@ SD3078的时间寄存器同DS1307相同，树莓派自带驱动，不需要再
## * 树莓派设置中打开I2C通讯
## * 系统内核添加驱动模块
## * 使用I2Ctools寻找地址
SD3078固定地址0X32
> SD3078固定地址0X32
## * 打开写保护
sudo i2cset -y 1 0x32 0x10 0xff
sudo i2cset -y 1 0x32 0x0f 0x85
> sudo i2cset -y 1 0x32 0x10 0xff
> sudo i2cset -y 1 0x32 0x0f 0x85
## * 向系统添加新设备
echo ds1307 0x32 | sudo tee /sys/class/i2c-adapter/i2c-1/new_device
> echo ds1307 0x32 | sudo tee /sys/class/i2c-adapter/i2c-1/new_device
## * 写入时钟数据
sudo hwclock -w
> sudo hwclock -w