NEC 78K0 Series User Manual page 411

(14) Bus status detector
This circuit detects whether or not the bus is released by detecting start conditions and stop conditions.
However, as the bus status cannot be detected immediately following operation, the initial status is set by the
STCEN bit.
Remark STT0 bit:
SPT0 bit:
IICRSV bit: Bit 0 of IIC flag register 0
IICBSY bit:
STCF bit:
STCEN bit: Bit 1 of IIC flag register 0
CHAPTER 17 SERIAL INTERFACE IIC0
Bit 1 of IIC control register 0 (IICC0)
Bit 0 of IIC control register 0 (IICC0)
Bit 6 of IIC flag register 0
Bit 7 of IIC flag register 0
Preliminary User's Manual U17260EJ3V1UD
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