[Bit 1] GCA (General Call Address)
This bit is the general call address (00
This bit is cleared when a (repeated) START or STOP condition is detected.
[Bit 0] ADT (Address Data Transfer)
This bit is the slave address reception detection bit.
This bit is set to "1" if a START condition is detected. It is cleared after the second byte if the header
section of a slave address is detected during 10-bit write access. Otherwise, it is cleared after the first
[After the first or second byte means the following]
Writing "0" to the MSS bit during master interrupt (MSS=1, INT=1:IBCR)
Writing "1" to the SCC bit during master interrupt (MSS=1, INT=1:IBCR)
Clearing the INT bit
Beginning of a transfer bytes that is not used for the transfer destination as master or slave
) detection bit.
General call address is not received as a slave.
General call address is received as a slave.
Received data is not a slave address (or the bus is idle).
Received data is a slave address.
C Interface Register