®
ACT8937
Rev 0, 21-Sep-10
REGISTER AND BIT DESCRIPTIONS CONT’D
OUTPUT ADDRESS BIT
NAME
ACCESS
DESCRIPTION
Regulator Power-OK Status. Value is 1 when output voltage
exceeds the power-OK threshold, value is 0 otherwise.
REG7
APCH
0x65
0x70
[0]
OK
-
R
[7:0]
R/W
Reserved.
Charge Suspend Control Input. Set bit to 1 to suspend
charging, clear bit to 0 to allow charging to resume.
APCH
APCH
APCH
0x71
0x71
0x71
[7]
[6]
SUSCHG
-
R/W
R/W
R/W
Reserved.
Total Charge Timeout Selection. See the Charge Safety
Timers section for more information.
[5:4]
TOTTIMO
Precondition Charge Timeout Selection. See the Charge
Safety Timers section for more information.
APCH
APCH
APCH
APCH
APCH
APCH
0x71
0x71
0x78
0x78
0x78
0x78
[3:2]
[1:0]
[7]
PRETIMO
OVPSET
R/W
R/W
R/W
R/W
R/W
R/W
Input Over-Voltage Protection Threshold Selection. See the
Input Over-Voltage Protection section for more information.
Charge Timeout Interrupt Status. See the Charge Safety
Timers section for more information.
TIMRSTAT
TEMPSTAT
INSTAT
Temperature Interrupt Status. See the Battery Temperature
Monitoring section for more information.
[6]
Input Voltage Interrupt Status. See the Charge Current
Programming section for more information.
[5]
Charge State Interrupt Status. See the State Machine
Interrupts section for more information.
[4]
CHGSTAT
Charge Timer Interrupt Status. Value is 1 when precondition
timeout or total charge timeout fault occurs. Value is 0 in
other case.
APCH
APCH
APCH
0x78
0x78
0x78
[3]
[2]
[1]
TIMRDAT
TEMPDAT
INDAT
R
R
R
Temperature Status. Value is 1 when battery temperature is
outside of valid range. Value is 0 when battery temperature
is inside of valid range.
Input Voltage Status. Value is 1 when a valid input at
CHGIN is present. Value is 0 when a valid input at CHGIN
is not present.
Charge State Status. Value is 1 when in END-OF-CHARGE
State. Value is 0 when in other state.
APCH
APCH
APCH
APCH
APCH
APCH
APCH
APCH
0x78
0x79
0x79
0x79
0x79
0x79
0x79
0x79
[0]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
CHGDAT
TIMRTOT
TEMPIN
R
Charge Timer Interrupt Control. See the Charge Safety
Timers section for more information.
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Temperature Interrupt Control. See the Battery Temperature
Monitoring section for more information.
Input Voltage Interrupt Control. See the Charge Current
Programming section for more information.
INCON
Charge State Interrupt Control. See the State Machine
Interrupts section for more information.
CHGEOCIN
TIMRPRE
TEMPOUT
INDIS
Charge Timer Interrupt Control. See the Charge Safety
Timers section for more information.
Temperature Interrupt Control. See the Battery Temperature
Monitoring section for more information.
Input Voltage Interrupt Control. See the Charge Current
Programming section for more information.
Charge State Interrupt Control. See the State Machine
Interrupts section for more information.
APCH
APCH
0x79
0x7A
[0] CHGEOCOUT
[7:6]
R/W
R
-
Reserved.
Innovative PowerTM
www.active-semi.com
- 13 -
Active-Semi Proprietary―For Authorized Recipients and Customers
ActivePMUTM and ActivePathTM are trademarks of Active-Semi.
I2CTM is a trademark of NXP.
Copyright © 2010 Active-Semi, Inc.
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
