sx8644 Semtech Corporation, sx8644 Datasheet - Page 67

• Manufacturer Part Number: sx8644
• Description: Ultra Low Power, Capacitive Button And Slider Touch Controller 12 Sensors With Enhanced Led Drivers
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
Revision 7_3, January 10
Address
0x08
Name
SpmStat
Bits
7:4
3
2:0
Description
reserved
NvmValid
NvmCount
Touch Controller (12 sensors) with Enhanced LED Drivers
© 2009 Semtech Corp.
Table 29
Indicates if the current NVM is valid.
0: No – QSM is used
1: Yes – NVM is used
Indicates the number of times NVM has been burned:
0: None – QSM is used (default)
1: Once – NVM is used if NvmValid = 1, else QSM.
2: Twice – NVM is used if NvmValid = 1, else QSM.
3: Three times – NVM is used if NvmValid = 1, else QSM.
4: More than three times – QSM is used
I2C SPM status
67
Ultra Low Power, Capacitive Button and Slider
DATASHEET
www.semtech.com
SX8644