Rainbow-electronics DS1086L Bedienungsanleitung PDF herunterladen (Seite 14)

DS1086

DS1086 Spread-Spectrum EconOscillator

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

14 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600

Chip Topology

TRANSISTOR COUNT: 10,000

SUBSTRATE CONNECTED TO GROUND

Package Information

For the latest package outline information, go to

www.maxim-ic.com/packages.

SLAVE

ACK

10 1

R/WA0*A1*

SLAVE

ACK

A2*

MSB

LSB

DEVICE IDENTIFIER

DEVICE

ADDRESS

READ/

WRITE

MSB LSB

COMMAND/REGISTER ADDRESS

SLAVE

ACK

MSB LSB

b7 b6 b5 b4 b3 b2 b1 b0

SLAVE

ACK

STOP

*THE ADDRESS DETERMINED BY A0, A1, AND A2 MUST

MATCH THE ADDRESS SET IN THE ADDR REGISTER.

DATA

TYPICAL 2-WIRE WRITE TRANSACTION

EXAMPLE 2-WIRE TRANSACTIONS (WHEN A0, A1, AND A2 ARE ZERO)

A) SINGLE BYTE WRITE

-WRITE OFFSET REGISTER

B) SINGLE BYTE READ

-READ OFFSET REGISTER

C) TWO BYTE WRITE

-WRITE DAC REGISTER

D) TWO BYTE READ

-READ DAC REGISTER

START

B0h

SLAVE

ACK

SLAVE

ACK

SLAVE

ACK

SLAVE

ACK

0Eh

08h

SLAVE

ACK

SLAVE

ACK

SLAVE

ACK

SLAVE

ACK

DATA

SLAVE

ACK

STOP

OFFSET10110000

10110000

10110000 10110001

REPEATED

START

SLAVE

ACK

DAC MSB

MASTER

ACK

DAC LSB

DATA

MASTER

NACK

STOP

DATA

B1h

b7 b6 b5 b4 b3 b2 b1 b0

00001110

00001000

REPEATED

START

DATA

OFFSET

MASTER

NACK

STOP

SLAVE

ACK

10110001

B1h

STOP

SLAVE

ACK

DAC LSB

DATA

SLAVE

ACK

DAC MSB

DATA

Figure 7. 2-Wire Transactions

1 2 ... 9 10 11 12 13 14

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