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LC709203FXE-01MH_14 View Datasheet(PDF) - ON Semiconductor

Part NameDescriptionManufacturer
LC709203FXE-01MH_14 Battery Fuel Gauge LSI for 1-Cell Lithium-ion (Li+) ON-Semiconductor
ON Semiconductor ON-Semiconductor
LC709203FXE-01MH_14 Datasheet PDF : 13 Pages
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LC709203F
Communication Protocol
Communication protocol type : I2C
Frequency : to 400kHz
IC address : 0x16 ( It becomes "0001011X" when you write a binary, because the slave address is 7 bits. [ X ]=Rd/Wr. )
Bus Protocols
S
Sr
Rd
Wr
A
N
P
CRC-8
Start Condition
Repeated Start Condition
Read (bit value of 1)
Write (bit value of 0)
ACK (bit value of 0)
NACK (bit value of 1)
Stop Condition
Slave Address to Last Data (CRC-8-ATM : ex.3778mV : 0x16,0x09,0x17,0xC2,0x0E 0x86)
Master-to-Slave
Slave-to-Master
Continuation of protocol
Read Word Protocol
S
Slave Address
Wr
A
Command Code
A
Sr
Slave Address
Rd
A
Data Byte Low
A
Data Byte High
A
CRC-8
N
P
*When you do not read CRC -8, there is not the reliability of data. CRC-8-ATM ex : (5 bytes) 0x16,0x09,0x17,0xC2,0x0E 0x86
Write Word Protocol
S
Slave Address
Wr
A
Command Code
Data Byte Low
A
Data Byte High
A
*When you do not add CRC -8, the Written data (Data byte Low/High) become invalid.
CRC-8-ATM ex : (4 bytes) 0x16, 0x09, 0x55, 0xAA 0x3B
A
CRC-8
A
P
Command
Code
Slave Functions
Access Range
Unit
Description
Initial
Value
0x06
0x07
0x08
0x09
0x0A
0x0B
0x0C
0x0D
0x0F
0x11
0x12
0x13
0x14
0x15
0x16
0x1A
Thermistor β
R/W
Initial RSOC
W
R
Cell Temperature
W
Cell Voltage
R
Current Direction
R/W
APA
(Adjustment Pack Application)
R/W
APT
(Adjustment Pack Thermistor)
R/W
RSOC ( Relative State of Charge) R
FG unit
R
IC Version
R
Default or Alternative Profile
Select
R/W
Alarm Low RSOC
R/W
Alarm Low Cell Voltage
R/W
IC Power Mode
R/W
Thermistor Status Bit
R/W
Profile Number
R
0x0000 to 0xFFFF
0xAA55
0x0000 to 0xFFFF
(Thermistor Mode)
0x09E4 to 0x0D04
(Via I2C)
0x0000 to 0xFFFF
β
Value
0.1°K
(0.0C = 0x0AAC)
mV
Sets selected thermistor constant value β
Sets RSOC to its initial value
Displays the value of the Cell Temperature
Displays the value of the Cell Voltage
0x0D34
-
0x0BA6
(25C)
-
0x0000: Auto
0x0001: Charge
0xFFFF: Discharge
Function that allows Fuel Gauge to report RSOC in various conditions
0x0000
0x0000 to 0xFFFF
0x0000 to 0xFFFF
0x0000 to 0x0064
0x0000 to 0x03E8
0x0000 to 0xFFFF
0x0000 or 0x0001
0x0000 to 0x0064
0x0000 to 0xFFFF
Value
Compensate for total impedance between the Battery
and Fuel Gauge
Delay time to compensate thermistor value
due to parallel capacitor & Pull-Up Resistor
%
Displays RSOC value based on a 0-100 scale
Displays remaining capacity of battery based on a 0-1000 scale
Version
Displays the IC version
Allows to choose between stored battery profiles (Please refer to lower list)
% (activate under)
mV (activate under)
Allows the assignment of an alarm with
a given RSOC value
Allows the assignment of an alarm with
a given voltage value
-
0x001E
-
-
from
0x2717
0x0000
0x0008
0x0000
0x0000 to 0x0002
0x0000 : Testing Mode
0x0001 : Operational Mode
0x0002 : Sleep Mode
0x0001
bit 0 :
Thermistor Mode
bit 1 to 15 :
Reserved (fix 0)
0x0301 or 0x0504
0 : disable
1 : enable
Displays whether thermistor is
enabled or disabled
Displays battery profiles uploaded 301 or 504 (Please refer to lower list)
0x0000
-
No.A2237-10/13
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