Slave Device Operation - NEC V850ES/F 3-L Series User Manual

2
I C Bus (IIC)

17.7.2 Slave device operation

(1) Start ~ Address ~ Data ~ Data ~ Stop
<1> When WTIMn bit = 0
ST AD6 to AD0
♦
1: IICSn register = 0001X110B
♦
2: IICSn register = 0001X000B
♦
3: IICSn register = 0001X000B
∆ 4: IICSn register = 00000001B
♦
Remarks 1.
∆: Generated only when SPIEn bit = 1
X: don't care
2. n = 0
<2> When WTIMn bit = 1
ST AD6 to AD0
♦
1: IICSn register = 0001X110B
♦
2: IICSn register = 0001X100B
♦
3: IICSn register = 0001XX00B
∆ 4: IICSn register = 00000001B
♦
Remarks 1.
∆: Generated only when SPIEn bit = 1
X: don't care
2. n = 0
User's Manual U18743EE1V2UM00
R/W ACK D7 to D0
♦
1
: Always generated
R/W ACK D7 to D0
♦
1
: Always generated
Chapter 17
ACK D7 to D0 ACK
♦ ♦
2 3
ACK D7 to D0 ACK
♦
2
SP
∆4
SP
♦
∆4
3
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