upd70f3017ay Renesas Electronics Corporation., upd70f3017ay Datasheet - Page 282

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

282
Note To cancel slave wait, write FFH to IIC0 or set WREL.
INTIIC0
INTIIC0
Processing by master device
Transfer lines
WREL
Processing by slave device
WREL
ACKD
ACKE
MSTS
ACKD
ACKE
MSTS
WTIM
WTIM
SPD
TRC
SDA
SPD
TRC
STD
STD
STT
SPT
SCL
STT
SPT
IIC0
IIC0
H
H
H
H
H
L
L
L
L
L
Receive
Transmit
(When 9-Clock Wait Is Selected for Both Master and Slave) (3/3)
IIC0
D7
1
IIC0
Figure 10-21. Example of Master to Slave Communication
Note
←
←
D6
2
data
FFH Note
CHAPTER 10
D5
3
D4
4
User’s Manual U12768EJ4V1UD
D3
5
(c) Stop condition
SERIAL INTERFACE FUNCTION
D2
6
D1
7
D0
8
9
IIC0
Note
Stop
condition
←
FFH Note
(When SPIE = 1)
(When SPIE = 1)
Start
condition
AD6
IIC0
1
←
AD5
2
address