NEC 78K0 Series User Manual page 459

(c) Start ~ Code ~ Data ~ Start ~ Code ~ Data ~ Stop
(i) When WTIM0 = 0 (after restart, extension code reception)
ST AD6 to AD0 R/W ACK
1
1: IICS0 = 0010×010B
2: IICS0 = 0010×000B
3: IICS0 = 0010×010B
4: IICS0 = 0010×000B
5: IICS0 = 00000001B
Remark : Always generated
: Generated only when SPIE0 = 1
×: Don't care
(ii) When WTIM0 = 1 (after restart, extension code reception)
ST AD6 to AD0 R/W ACK
1
1: IICS0 = 0010×010B
2: IICS0 = 0010×110B
3: IICS0 = 0010××00B
4: IICS0 = 0010×010B
5: IICS0 = 0010×110B
6: IICS0 = 0010××00B
7: IICS0 = 00000001B
Remark : Always generated
: Generated only when SPIE0 = 1
×: Don't care
CHAPTER 17 SERIAL INTERFACE IIC0
D7 to D0 ACK ST AD6 to AD0
2
D7 to D0 ACK ST AD6 to AD0
2 3
Preliminary User's Manual U17260EJ3V1UD
R/W ACK D7 to D0 ACK
3 4
R/W ACK D7 to D0 ACK
4 5
SP
5
SP
6 7
459