CHAPTER 17 SERIAL INTERFACE IIC0 (
µ
PD780344Y, 780354Y SUBSERIES ONLY)
354
User’s Manual U15798EJ2V0UD
Figure 17-21. Example of Master to Slave Communication
(When 9-Clock Wait Is Selected for Both Master and Slave) (1/3)
(1) Start condition ~ address
Note
To cancel slave wait, write FFH to IIC0 or set WREL0.
IIC0
ACKD0
STD0
SPD0
WTIM0
H
H
L
L
L
L
H
H
H
L
L
ACKE0
MSTS0
STT0
SPT0
WREL0
INTIIC0
TRC0
IIC0
ACKD0
STD0
SPD0
WTIM0
ACKE0
MSTS0
STT0
SPT0
WREL0
INTIIC0
TRC0
SCL0
SDA0
Processing by master device
Transfer lines
Processing by slave device
1
2
3
4
5
6
7
8
9
4
3
2
1
A6
A5
A4
A3
A2
A1
A0
W
ACK
D4
D5
D6
D7
IIC0
←
address
IIC0
←
data
IIC0
←
FFH
Transmit
Start condition
Receive
(When EXC0 = 1)
Note
Note
Содержание mPD780344 Series
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