NEC 78K0 Series User Manual page 460

(d) Start ~ Code ~ Data ~ Start ~ Address ~ Data ~ Stop
(i) When WTIM0 = 0 (after restart, does not match address (= not extension code))
ST AD6 to AD0 R/W ACK
1: IICS0 = 00100010B
2: IICS0 = 00100000B
3: IICS0 = 00000110B
4: IICS0 = 00000001B
Remark : Always generated
: Generated only when SPIE0 = 1
×: Don't care
(ii) When WTIM0 = 1 (after restart, does not match address (= not extension code))
ST AD6 to AD0 R/W ACK
1: IICS0 = 00100010B
2: IICS0 = 00100110B
3: IICS0 = 00100×00B
4: IICS0 = 00000110B
5: IICS0 = 00000001B
Remark : Always generated
: Generated only when SPIE0 = 1
×: Don't care
460
CHAPTER 17 SERIAL INTERFACE IIC0
D7 to D0 ACK ST
1 2
D7 to D0 ACK ST
1 2 3
Preliminary User's Manual U17260EJ3V1UD
AD6 to AD0 R/W ACK D7 to D0
3
AD6 to AD0 R/W ACK D7 to D0
4
ACK SP
4
ACK SP
5