BQ2014_15 Datasheet, PDF (11/27 Pages) Texas Instruments – Gas Gauge IC with External Charge Control

Not Recommended For New Designs
bq2014
Table 6. bq2014 Command and Status Registers
Register
Symbol
Name
CMDR
Command
register
Primary
FLGS1 status flags
register
Temperature
TMPGG and gas gauge
register
NACH
Nominal
available
charge high
byte register
NACL
Nominal
available
charge low
byte register
Battery
BATID identification
register
LMD
Last meas-
ured dis-
charge regis-
ter
Secondary
FLGS2 status flags
register
PPD
Program pin
pull-down
register
PPU
Program pin
pull-up regis-
ter
Capacity
CPI
inaccurate
count register
DMF
Digital mag-
nitude filter
register
VSB
Battery
voltage
VTS
End-of-
discharge
threshold se-
lect
RST
Reset register
Loc.
(hex)
00h
01h
02h
03h
17h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
39h
Note:
n/u = not used
Read/
Write 7(MSB)
Write W/R
6
AD6
5
AD5
Control Field
4
3
AD4 AD3
2
AD2
1
AD1
0(LSB)
AD0
Read CHGS BRP BRM CI VDQ n/u EDV1 EDVF
Read TMP3 TMP2 TMP1 TMP0 GG3 GG2 GG1 GG0
R/W NACH7 NACH6 NACH5 NACH4 NACH3 NACH2 NACH1 NACH0
Read NACL7 NACL6 NACL5 NACL4 NACL3 NACL2 NACL1 NACL0
R/W BATID7 BATID6 BATID5 BATID4 BATID3 BATID2 BATID1 BATID0
R/W LMD7 LMD6 LMD5 LMD4 LMD3 LMD2 LMD1 LMD0
Read CR DR2 DR1 DR0 n/u
n/u
n/u OVLD
Read n/u
n/u PPD6 PPD5 PPD4 PPD3 PPD2 PPD1
Read n/u
n/u PPU6 PPU5 PPU4 PPU3 PPU2 PPU1
Read CPI7 CPI6 CPI5 CPI4 CPI3 CPI2 CPI1 CPI0
R/W DMF7 DMF6 DMF5 DMF4 DMF3 DMF2 DMF1 DMF0
Read VSB7 VSB6 VSB5 VSB4 VSB3 VSB2 VSB1 VSB0
R/W VTS7 VTS6 VTS5 VTS4 VTS3 VTS2 VTS1 VTS0
Write RST
0
0
0
0
0
0
0
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