Datasheet

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ADM1175 Data Sheet

Rev. C | Page 16 of 24

SCL

SDA

START BY MASTER

1

9

1

9

ADRA ADRB R/W

0

D7

D6

D5

D4

D3

D2 D1

D0

11

0

1

ACKNOWLEDGE BY

SLAVE

ACKNOWLEDGE BY

SLAVE

ACKNOWLEDGE BY

SLAVE

ACKNOWLEDGE BY

SLAVE

FRAME 1

SLAVE ADDRESS

FRAME 2

COMMAND CODE

SCL

(CONTINUED)

D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0

1

9

1

9

STOP

BY

MASTER

SDA

(CONTINUED)

FRAME 3

DATA BYTE

FRAME N

DATA BYTE

05647-006

Figure 32. General I

2

C Write Timing Diagram

SCL

START BY MASTER

1

9

1

9

ACKNOWLEDGE BY

SLAVE

ACKNOWLEDGE BY

MASTER

NO ACKNOWLEDGE

ACKNOWLEDGE BY

MASTER

FRAME 1

SLAVE ADDRESS

FRAME 2

DATA BYTE

SCL

(CONTINUED)

D7 D6 D5 D4 D3 D2 D1 D0 D7 D6 D5 D4 D3 D2 D1 D0

1

9

1

9

STOP

BY

MASTER

SDA

(CONTINUED)

FRAME 3

DATA BYTE

FRAME N

DATA BYTE

05647-007

SDA

ADRA ADRB R/W

0

D7

D6

D5

D4

D3

D2 D1

D0

11

0

1

Figure 33. General I

2

C Read Timing Diagram

SCLSCL

SDA

P

S

t

HD;STA

t

HD;DAT

t

HIGH

t

SU;DAT

t

SU;STA

t

HD;STA

t

F

t

R

t

LOW

t

BUF

t

SU;STO

P

S

05647-008

Figure 34. Serial Bus Timing Diagram