CHAPTER 12 SERIAL INTERFACE FUNCTION
Preliminary User’s Manual U15905EJ1V0UD
402
Figure 12-39. Example of Slave to Master Communication
(When 9-Clock Wait Is Selected for Both Master and Slave) (3/3)
(c) Stop condition
IIC
ACKD
STD
SPD
WTIM
H
H
L
L
L
H
H
ACKE
MSTS
STT
SPT
WREL
INTIIC
TRC
IIC
ACKD
STD
SPD
WTIM
ACKE
MSTS
STT
SPT
WREL
INTIIC
TRC
SCL
SDA
Processing by master device
Transfer lines
Processing by slave device
1
2
3
4
5
6
7
8
9
2
1
D7
D6
D5
D4
D3
D2
D1
D0
AD5
AD6
IIC
←
address
IIC
←
FFH
Note
Note
IIC
←
data
Stop
condition
Start
condition
(When SPIE = 1)
N- ACK
(When SPIE = 1)
Note
To cancel slave wait, write FFH to IIC or set WREL.
Summary of Contents for V850ES/SA2 UPD703201
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