NEC V850E/Dx3 Preliminary User's Manual page 616

Chapter 18
<1> Not extension code (Example: Address mismatch)
<2> Extension code
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(4) When arbitration loss occurs due to restart condition during data
transfer
ST AD6 to AD0 RW AK
▲1
▲1: IICSn register = 1000X110B
▲2: IICSn register = 01000110B (Example: When ALDn bit is read during interrupt servicing)
Δ 3: IICSn register = 00000001B
Remarks 1. ▲: Always generated
Δ: Generated only when SPIEn bit = 1
X: don't care
2. Dn = D6 to D0
n = 0 to 2
ST AD6 to AD0 RW AK
▲1
▲1: IICSn register = 1000X110B
▲2: IICSn register = 0110X010B (Example: When ALDn bit is read during interrupt servicing)
IICCn.LRELn bit is set to 1 by software
Δ 3: IICSn register = 00000001B
Remarks 1. ▲: Always generated
Δ: Generated only when SPIEn bit = 1
X: don't care
2. Dn = D6 to D0
n = 0 to 2
(5) When arbitration loss occurs due to stop condition during data transfer
ST AD6 to AD0
▲1: IICSn register = 1000X110B
Δ 2: IICSn register = 01000001B
Remarks 1. ▲: Always generated
Preliminary User's Manual U17566EE1V2UM00
D7 to Dn ST AD6 to AD0
D7 to Dn ST AD6 to AD0
RW AK D7 to Dn
▲1
Δ: Generated only when SPIEn bit = 1
X: don't care
2. Dn = D6 to D0
n = 0 to 2
2
I C Bus (IIC)
RW AK D7 to D0 AK
▲2
RW AK D7 to D0 AK
▲2
SP
Δ2
SP
Δ3
SP
Δ3