NEC mPD780344 Series User Manual page 338

CHAPTER 17 SERIAL INTERFACE IIC0 ( µ PD780344Y, 780354Y SUBSERIES ONLY)
(b) When arbitration loss occurs during transmission of extension code
(i) When WTIM0 = 0
ST AD6 to AD0 RW
1: IICS0 = 0110×010B (Example When ALD0 is read during interrupt servicing)
2: IICS0 = 0010×000B
3: IICS0 = 0010×000B
4: IICS0 = 00000001B
Remark
(ii) When WTIM0 = 1
ST AD6 to AD0 RW
1: IICS0 = 0110×010B (Example When ALD0 is read during interrupt servicing)
2: IICS0 = 0010×110B
3: IICS0 = 0010×100B
4: IICS0 = 0010××00B
5: IICS0 = 00000001B
Remark
338
AK D7 to D0 AK
1 2
: Always generated
: Generated only when SPIE0 = 1
× : Don't care
AK D7 to D0 AK
1 2
: Always generated
: Generated only when SPIE0 = 1
× : Don't care
User's Manual U15798EJ2V0UD
D7 to D0 AK SP
3 4
D7 to D0 AK SP
3 4 5