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BQ2050H_15 Datasheet, PDF (11/30 Pages) Texas Instruments – Low-Cost Lithium Ion Power Gauge™ IC
Not Recommended For New Designs
bq2050H
Break
Send Host to bq-HDQ
CDMR
Send Host to bq-HDQ or
Receive from bq-HDQ
Data
tRR
Address
LSB
Bit0
Start-bit
Address-Bit/
Data-Bit
Stop-Bit
R/W
MSB
Bit7
tRSPS
TD201807.eps
Figure 4. bq2050H Communication Example
Written by Host to bq2050H Received by Host to bq2050H
CMDR = 03h
NACH = 65h
LSB
MSB LSB
MSB
Break 1 1 0 0 0 0 0 0 1 0 1 0 0 1 1 0
HDQ
tRSPS
TD2050H2.eps
Figure 5. Typical Communication With the bq2050H
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