BQ2016 Datasheet, PDF (5/21 Pages) Texas Instruments – GAS GAUGE IC FOR HIGH DISCHARGE RATES

timing requirements
bq2016
GAS GAUGE IC FOR
HIGH DISCHARGE RATES
SLUS475A– JANUARY 2001 – REVISED NOVEMBER 2002
Break
t(B)
Figure 1. Break Timing
Write 1
t(BR)
Write 0
t(STRH)
t(DSU)
t(DH)
t(SSU)
t(CYCH)
Figure 2. Host to bq2016
Read 1
Read 0
t(STRB)
t(DSUB)
t(DV)
t(SSUB)
t(CYCB)
Figure 3. bq2016 to Host
Written by Host to bq2016
CMDR = 03h
LSB
MSB
Received by Host from bq2016
Data (NAC) = 65h
LSB
MSB
0 12 345 67
0 12 345 67
11
000 000
1
01
0 01 1
0
MSB LSB
t(RSPS)
MSB LSB
03h = 00000011
65h = 0 1 1 0 0 1 0 1
Figure 4. Typical Communication With the bq2016
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