upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 634

• Manufacturer Part Number: upd70f3422gj-gae-qs-ax
• Description: 32-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Chapter 18
634
WRELn
INTIICn
WRELn
INTIICn
ACKDn
MSTSn
ACKDn
MSTSn
ACKEn
ACKEn
Processing by master device
WTIMn
SDA0n
WTIMn
Transfer lines
SCL0n
Processing by slave device
STDn
SPDn
TRCn
STDn
SPDn
TRCn
SPTn
SPTn
STTn
STTn
IICn
IICn
Figure 18-21
H
H
H
H
H
L
L
L
L
L
Note
Receive
Transmit
IICn
D7
1
IICn
Note
Example of master to slave communication
(when 9-clock wait is selected for both master and slave) (3/3)
(c) stop condition
To cancel slave wait, write FFH to IICn or set WRELn.
Preliminary User’s Manual U17566EE1V2UM00
←
←
D6
2
data
FFH Note
D5
3
D4
4
D3
5
D2
6
D1
7
D0
8
9
IICn
Note
Stop
condition
←
FFH Note
(When SPIEn = 1)
(When SPIEn = 1)
Start
condition
AD6
IICn
1
←
AD5
I
2
2
address
C Bus (IIC)