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<R>
Processing by master device
IIC0
ACKD0
STD0
SPD0
WTIM0
ACKE0
MSTS0
STT0
SPT0
WREL0
INTIIC0
TRC0
Transfer lines
SCL0
SDA0
Processing by slave device
IIC0
ACKD0
STD0
SPD0
WTIM0
ACKE0
MSTS0
STT0
SPT0
WREL0
INTIIC0
TRC0
Note To cancel master wait, write FFH to IIC0 or set WREL0.
Figure 16-21. Example of Slave to Master Communication
(When 8-Clock Wait for Master and 9-Clock Wait for Slave Are Selected) (2/3)
←
IIC0
FFH Note
L
L
L
H
H
L
L
Note
Receive
L
8
9
1
2
D0
ACK
D7
D6
←
IIC0
data
L
L
H
H
L
L
L
L
H
Transmit
2
CHAPTER 16 I
C BUS
(b) Data
3
4
5
6
7
8
D5
D4
D3
D2
D1
D0
User's Manual U16896EJ2V0UD
←
IIC0
FFH Note
Note
9
1
2
ACK
D7
D6
←
IIC0
data
3
D5
529
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