Changes

When selecting a register, the register byte address is written here. When reading or writing data to the I2C device, it's read/written from here.

When selecting a register, the register byte address is written here. When reading or writing data to the I2C device, it's read/written from here.

When selecting a device, the device byte address is written here. Bit0 is unknown, when accessing certain devices(0x4A and others), the device is first selected and then the register, following that the device is reselected with device byte address bit0 set.

When selecting a device, the device byte address is written here. Bit0 is unknown, when reading from certain devices(0x4A and others), the device is first selected and then the register, following that the device is reselected with device byte address bit0 set.

== Protocol ==

== Protocol ==