SMB139 SUMMIT Microelectronics, Inc:, SMB139 Datasheet - Page 23

• Manufacturer Part Number: SMB139
• Description: ? Summit Microelectronics, Inc. 2005 ? 757 N. Mary Avenue ? Sunnyvale Ca 94085 ? Phone [phone] ? Fax [phone] Http //www.summitmicro.com/ 2121 3.0 6/19/2008 1 Programmable Linear Battery Charger
• Manufacturer: SUMMIT Microelectronics, Inc:

Summit Microelectronics, Inc
Table 9 – Battery charging control – 8-bit (address: 05h) – Non-Volatile & Volatile (mirror)
Table 10 – STAT Output – 8-bit (address: 07h) – Non-Volatile
Table 11 – Configuration and User Memory Lock – 8-bit (address: 0Eh) – Non-Volatile
CONFIGURATION REGISTERS (CONT.)
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
Bit7
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
Bit6
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
Bit5
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
Bit4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
Bit3
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
2121 3.0 6/19/2008
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
Bit2
X
X
X
X
X
X
0
1
0
1
X
X
X
X
0
1
X
X
X
X
0
1
X
X
X
X
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
Bit1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
1
0
1
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
Bit0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
Controlled by EN pin – I
Locked – user cannot write to non-volatile
STAT is active low while charging, active
when finished, active high when disabled
STAT blinks while charging, is active low
Input over-voltage or input under-voltage
Unlocked – user can write to non-volatile
Allow volatile writes to registers h00-h07
Requires I
Locked – user cannot write to general
No volatile writes to registers h00-h07
Unlocked – user can write to general
Battery over-voltage Behavior
CHGSET register (address 31h)
Volatile Writes Permission
purpose EE bits (h20-h2F)
purpose EE bits (h20-h2F)
Charger is not shutdown
STAT Output Indicator
Fast-charge Timeout
Pre-charge Timeout
Battery charge status
Charger is shutdown
Configuration Lock
User-Memory Lock
Charging Initiation
Glitch filter disabled
2
Glitch filter enabled
high all other times
CHGSET input pin
CHGSET Control
C command – EN pin has no
(even if h0E[2]=1)
Configuration bits
Configuration bits
Status Output
Glitch Filter
1398 min
Disabled
Disabled
350 min
699 min
175 min
44 min
87 min
effect
effect
SMB139
2
C command has no
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