CHAPTER 16 I 2C BUSUser’s Manual U16896EJ2V0UD 49716.6.4 Operation without communication(1) Start ~ Code ~ Data ~ Data ~ StopST AD6 to AD0 R/W ACK D7 to D0 ACK D7 to D0 ACK SPΔ1Δ 1: IICS0 register = 00000001BRemark Δ: Generated only when IICC0.SPIE0 bit = 116.6.5 Arbitration loss operation (operation as slave after arbitration loss)When used as master in the multi-master system, check the arbitration result by reading the IICS0.MSTS0 bit forchecking arbitration result by each INTIIC0 interrupt occurrence.(1) When arbitration loss occurs during transmission of slave address data<1> When IICC0.WTIM0 bit = 0ST AD6 to AD0 R/W ACK D7 to D0 ACK D7 to D0 ACK SPS1 S2 S3 Δ4S1: IICS0 register = 0101X110BS2: IICS0 register = 0001X000BS3: IICS0 register = 0001X000BΔ 4: IICS0 register = 00000001BRemark S: Always generatedΔ: Generated only when IICC0.SPIE0 bit = 1X: don’t care<2> When WTIM0 bit = 1ST AD6 to AD0 R/W ACK D7 to D0 ACK D7 to D0 ACK SPS1 S2 S3 Δ4S1: IICS0 register = 0101X110BS2: IICS0 register = 0001X100BS3: IICS0 register = 0001XX00BΔ 4: IICS0 register = 00000001BRemark S: Always generatedΔ: Generated only when SPIE0 bit = 1X: don’t care
