ISL22329 データシートの表示（PDF） - Intersil
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ISL22329 Datasheet PDF : 13 Pages
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ISL22329
SCL FROM
MASTER
1
SDA OUTPUT FROM
TRANSMITTER
8
9
HIGH IMPEDANCE
SDA OUTPUT FROM
RECEIVER
HIGH IMPEDANCE
START
ACK
FIGURE 13. ACKNOWLEDGE RESPONSE FROM RECEIVER
SIGNALS FROM
THE MASTER
WRITE
S
T
A
R
T
IDENTIFICATION
BYTE
ADDRESS
BYTE
S
DATA
T
BYTE
O
P
SIGNAL AT SDA
1 0 1 0 A2 A1 A0 0 0 0 0 0
SIGNALS FROM
THE SLAVE
A
A
A
C
C
C
K
K
K
FIGURE 14. BYTE WRITE SEQUENCE
S
S
SIGNALS T
T
FROM THE A IDENTIFICATION
A IDENTIFICATION
A
MASTER R
T
BYTE WITH
R/W=0
ADDRESS
BYTE
R BYTE WITH
T
R/W = 1
C
K
SIGNAL AT SDA 1 0 1 0 A2 A1 A0 0 0 0 0 0
A
SIGNALS FROM
C
THE SLAVE
K
1 0 1 0 A2 A1 A0 1
A
A
C
C FIRST READ
K
K DATA BYTE
FIGURE 15. READ SEQUENCE
A
C
K
S
AT
CO
KP
LAST READ
DATA BYTE
11
FN6330.2
September 4, 2009
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