User Guide

Software Functional Overview
3-40 FIC M785 Service Manual
Register Bit Number
Function Address
Name
R/W
7 6 5 4 3 2 1 0
Logic
De-
fault
Description
D0h
BAT_CHG_
CONT
R/W RES[7:5]
C
H
G
_
R
D
Y
#
RES
[3:2]
C
H
G
2
C
H
G
1
- -
CHG_RDY# =0 : Charge ready
CHGn =1 : The nth battery is
charged
D1h
BAT_DCH_
PRI
R/W RES[7:3]
PAT
[2:0]
- 0x00
Battery discharge priority
0 : 2 1
1 : 1 2
2 : 2 1
3 : 2 1
4 : 1 2
5 : 1 2
6 : Same as 0
7 : Simultaneously discharge (Read
only :This data can be set using
PMU register)
D2h
BAT_DCH_
CONT
R/W RES[7:2]
D
C
H
G
2
D
C
H
G
1
0: Not
discharge
1:
Discharge
-
The discharge battery can be
selected one of the batteries can be
discharged.
D3h
BAT_WAR_
ABS
R/W DATA[15:0] *1 -
0x000
0
Absolute capacity battery Warning
detection point
0x0000-0xffff (mWh)
D5h
BAT_LOW_
ABS
R/W DATA[15:0] *1 -
0x000
0
Absolute capacity battery Low
detection point
0x0000-0xffff (mWh)
D7h
BAT_WAR_
REL
R/W DATA [7:0] - 0x10
Relative capacity battery Warning
detection point
00-C8h (0-100% step 0.5%)
D8h
BAT_LOW_
REL
R/W DATA [7:0] - 0x06
Relative capacity battery Low
detection point
00-C8h (0-100% step 0.5%)
D9h
*3
FULL_DATA R/W DATA [7:0] - 0xbe
Full charge cancel point
00-C8h (0-100% step 0.5%)
Dah
CC_CUR_
DATA
R DATA [7:0] - 0x00
Battery charging current setting
0x01-0xff (0.02-5.10A step 0.02A)
0x00 Depends on the battery
This register is “read only”, to
change the value, use the register in
PMU registers area.
DBh
To
DCh
BTP2 R/W DATA [15:0] -
0x000
0
0x0000: Clear the trip point
0x0001-0xffff : (mWh)
When all of the battery’s capacities
lesser than this setting value, the
BTP2 is detected if event is enabled.
Battery
control
DDh
To
DFh
Reserved R/W Don't care - -
*3: This register is not cleared if the system is in S4-S5 state.
R(/W): This is the read only register, but the written data will be able to read back till PMU updates the data
periodically, or PMU detects the status change.
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