Data transfer summary figure 3 – Rainbow Electronics DS1302 User Manual

Page 5

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DS1302

041697 5/12

DATA TRANSFER SUMMARY Figure 3

SCLK

I/O

RST

0

1

2

3

4

5

6

7

0

1

2

3

4

5

6

7

R/W

A0

A1

A2

A3

A4

1

ADDRESS COMMAND

DATA INPUT/OUTPUT

SINGLE BYTE TRANSFER

SCLK

I/O

0

1

2

3

4

5

6

7

0

1

2

4

5

6

7

1

1

1

1

1

1

ADDRESS COMMAND

DATA I/O BYTE N

BURST MODE TRANSFER

RST

R/W

DATA I/O BYTE 1

R/C

R/C

FUNCTION

BYTE N

SCLK n

CLOCK

8

72

RAM

31

256

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