Rainbow Electronics DS2788 - Manual (Page 27)

D
S
2
7
8
8
Stand-Alone Fuel-Gauge IC with
LED Display Drivers
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DS2788 Tx
PRESENCE PULSE
MASTER Tx NET
ADDRESS COMMAND
MASTER Tx
RESET PULSE
DS2788 Tx BIT 0
DS2788 Tx BIT 0
MASTER Tx BIT 0
33h/39h
READ
DS2788 Tx
FAMILY CODE
1 BYTE
YES
NO
CLEAR RESUME
MASTER Tx
FUNCTION COMMAND
NO
YES
NO 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
NO
YES
YES
BIT O
MATCH?
YES
BIT O
MATCH?
MASTER Tx
BIT 63
BIT 1
MATCH?
BIT 1
MATCH?
F0h
SEARCH
YES
CCh
SKIP
YES
CLEAR RESUME
MASTER Tx
FUNCTION COMMAND
MASTER Tx
FUNCTION COMMAND
A5h
RESUME
YES
YES
RESUME
FLAG SET?
YES
BIT 1
MATCH?
DS2788 Tx BIT 1
DS2788 Tx BIT 1
MASTER Tx BIT 1
DS2788 Tx BIT 63
DS2788 Tx BIT 63
MASTER Tx BIT 63
NO NO
Figure 21. Net Address Command Flowchart