CHAPTER 10 SERIAL INTERFACE FUNCTION
User’s Manual U13850EJ6V0UD
398
Figure 10-43. Example of Slave to Master Communication
(When 9-Clock Wait Is Selected for Both Master and Slave) (3/3)
(c) Stop condition
IICn
ACKDn
STDn
SPDn
WTIMn
H
H
L
L
L
H
H
ACKEn
MSTSn
STTn
SPTn
WRELn
INTIICn
TRCn
IICn
ACKDn
STDn
SPDn
WTIMn
ACKEn
MSTSn
STTn
SPTn
WRELn
INTIICn
TRCn
SCLn
SDAn
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
IICn
←
address
IICn
←
FFH
Note
Note
IICn
←
data
Stop
condition
Start
condition
(When SPIEn = 1)
N
−
ACK
(When SPIEn = 1)
Note
To cancel master wait, write FFH to IICn or set WRELn.
Remark
n = 0, 1
Содержание V850/SB1
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