Rainbow-electronics DS2788 Manual de usuario descargar pdf (Pagina 27)

DS2788

Stand-Alone Fuel-Gauge IC with

LED Display Drivers

______________________________________________________________________________________ 27

DS2788 Tx

PRESENCE PULSE

MASTER Tx NET

ADDRESS COMMAND

MASTER Tx

RESET PULSE

DS2788 Tx BIT 0

MASTER Tx BIT 0

33h/39h

READ

DS2788 Tx

FAMILY CODE

1 BYTE

YES

CLEAR RESUME

MASTER Tx

FUNCTION COMMAND

YES

NO NO

NO NO NO

DS2788 Tx

SERIAL NUMBER

6 BYTES

SET RESUME

FLAG

DS2788 Tx

CRC

1 BYTE

55h

MATCH

YES

CLEAR RESUME

MASTER Tx

BIT 0

MASTER Tx

BIT 1

YES

BIT O

MATCH?

YES

BIT O

MATCH?

MASTER Tx

BIT 63

BIT 1

MATCH?

BIT 1

MATCH?

F0h

YES

CCh

SKIP

YES

CLEAR RESUME

MASTER Tx

FUNCTION COMMAND

MASTER Tx

FUNCTION COMMAND

A5h

RESUME

YES

RESUME

FLAG SET?

YES

BIT 1

MATCH?

DS2788 Tx BIT 1

MASTER Tx BIT 1

DS2788 Tx BIT 63

MASTER Tx BIT 63

NO NO

Figure 21. Net Address Command Flowchart

1 2 ... 22 23 24 25 26 27 28 29 30

LED Display Drivers 1

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Rainbow-electronics DS2788 Manual de usuario Pagina 27

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