NEC V850/SB1 User Manual page 311

(b) When arbitration loss occurs during transmission of extension code
<1> When WTIMn = 0
ST AD6 to AD0
L1: IICSn = 0110X010B (Example: when ALDn is read during interrupt servicing)
L2: IICSn = 0010X000B
L3: IICSn = 0010X000B
∆ 4: IICSn = 00000001B
L: Always generated
Remark
∆: Generated only when SPIEn = 1
X: don't care
n = 0, 1
<2> When WTIMn = 1
ST AD6 to AD0
L1: IICSn = 0110X010B (Example: when ALDn is read during interrupt servicing)
L2: IICSn = 0010X110B
L3: IICSn = 0010X100B
L4: IICSn = 0010XX00B
∆ 5: IICSn = 00000001B
L: Always generated
Remark
∆: Generated only when SPIEn = 1
X: don't care
n = 0, 1
CHAPTER 10 SERIAL INTERFACE FUNCTION
RW AK D7 to D0
L1 L2
RW AK D7 to D0
L1 L2
User's Manual U13850EJ6V0UD
AK D7 to D0 AK SP
L3
AK D7 to D0 AK SP
L3 L4
∆4
∆5
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