upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 281

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

Note To cancel slave wait, write FFH to IIC0 or set WREL.
INTIIC0
INTIIC0
Processing by master device
Transfer lines
WREL
WREL
ACKD
MSTS
Processing by slave device
ACKD
MSTS
WTIM
ACKE
WTIM
ACKE
SPD
TRC
SDA
SPD
TRC
STD
STD
STT
SPT
SCL
STT
SPT
IIC0
IIC0
D0
8
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
Receive
Transmit
9
(When 9-Clock Wait Is Selected for Both Master and Slave) (2/3)
IIC0
Figure 10-21. Example of Master to Slave Communication
←
D7
1
IIC0
data
Note
D6
←
CHAPTER 10
2
FFH Note
D5
3
D4
4
User’s Manual U12768EJ4V1UD
D3
5
SERIAL INTERFACE FUNCTION
(b) Data
D2
6
D1
7
D0
8
9
IIC0
←
D7
data
1
IIC0
Note
D6
←
2
FFH Note
D5
3
281