BQ27X00-TESTER Datasheet, PDF (5/33 Pages) Texas Instruments – SINGLE CELL Li-Ion AND Li-Pol BATTERY GAS GAUGE IC FOR PORTABLE APPLICATIONS (bqJUNIOR)

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bq27000, bq27200
TIMING DIAGRAMS
SLUS556D – SEPTEMBER 2004 – REVISED MARCH 2006
t_(B)
(a) Break and Break Recovery
t_(BR)
t_(HW1)
t_(HW0)
t_(CYCH)
(b) Host Transmitted Bit
Break
7−Bit Address
1-Bit
R/W
t_(DW1)
t_(DW0)
t_(CYCD)
(c) bqJUNIOR Transmitted Bit
8−Bit Data
t_su(STA)
SCL
SDA
t_d(STA)
REPEATED
START
t_(RSPS)
(d) bqJUNIOR to Host Response
Figure 1. HDQ Bit Timing Diagram
t_w(H)
t_w(L)
t_f
t_f
tr
t_h(DAT)
t_su(DAT)
Figure 2. I²C Timing Diagram
UDG−03039
t_r
t_(BUF)
t_su(STOP)
STOP
START
UDG−04122
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