NEC V850ES/F 3-L Series User Manual page 489

2
I C Bus (IIC)
(2)
<1> When WTIMn bit = 0
ST AD6 to AD0 R/W
♦
1: IICSn register = 1000X110B
♦
2: IICSn register = 1000X000B (WTIMn bit = 1)
♦
3: IICSn register = 1000XX00B (WTIMn bit = 0)
♦
4: IICSn register = 1000X110B (WTIMn bit = 0)
♦
5: IICSn register = 1000X000B (WTIMn bit = 1)
♦
6: IICSn register = 1000XX00B
∆ 7: IICSn register = 00000001B
Remarks 1.
<2> When WTIMn bit = 1
ST AD6 to AD0 R/W
♦
1: IICSn register = 1000X110B
♦
2: IICSn register = 1000XX00B
♦
3: IICSn register = 1000X110B
♦
4: IICSn register = 1000XX00B
∆ 5: IICSn register = 00000001B
Remarks 1.
Start ~ Address ~ Data ~ Start ~ Address ~ Data ~ Stop (restart)
STTn bit = 1
ACK D7 to D0 ACK
♦ ♦
1 2
♦
: Always generated
∆: Generated only when SPIEn bit = 1
X: don't care
2. n = 0
STTn bit = 1
ACK D7 to D0 ACK
♦
1
♦
: Always generated
∆: Generated only when SPIEn bit = 1
X: don't care
2. n = 0
User's Manual U18743EE1V2UM00
↓
ST AD6 to AD0 R/W
♦
3
↓
ST AD6 to AD0 R/W
♦
2
Chapter 17
SPTn bit = 1
ACK D7 to D0 ACK
♦ ♦ ♦
4 5
SPTn bit = 1
ACK D7 to D0 ACK
♦ ♦
3
↓
SP
∆7
6
↓
SP
∆5
4
489