upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 283

• Manufacturer Part Number: upd70f3017ay
• Description: V850/sa1tm 32-/16-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Note To cancel master wait, write FFH to IIC0 or set WREL.
INTIIC0
INTIIC0
Processing by master device
Transfer lines
WREL
WREL
Processing by slave device
ACKD
ACKE
MSTS
ACKD
ACKE
MSTS
WTIM
WTIM
STD
SPD
TRC
SDA
STD
SPD
TRC
SPT
SCL
SPT
IIC0
STT
IIC0
STT
H
H
H
H
L
L
L
L
L
Start condition
IIC0
AD6 AD5 AD4 AD3 AD2 AD1 AD0
1
(When 9-Clock Wait Is Selected for Both Master and Slave) (1/3)
←
address
2
Figure 10-22. Example of Slave to Master Communication
3
CHAPTER 10
4
5
(a) Start condition ~ address
User’s Manual U12768EJ4V1UD
6
SERIAL INTERFACE FUNCTION
7
R
8
9
IIC0
D7
1
←
IIC0
Note
data
←
D6
2
FFH Note
D5
3
D4
4
D3
5
D2
6
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