msp430G2 Emulating EEPROM in MSP430 Flash

http://www.deyisupport.com/cfs-file.ashx/__key/communityserver-discussions-components-files/55/0160.msp430g22x0_5F00_flashwrite_5F00_01.c

The main MSP430 Flash features are as follows:

• There are different segment sizes integrated onto the device including:
• Information memory segments (e.g. – INFO_A) are each 128 B (F1xx, F4xx, F5xx, F6xx) and 64 B (F2xx, F47x) in size
• INFO_A can be protected from write or erase operations
• Main & BSL* memory segments are each 512 B in size
• Byte, Word (2 bytes), and Long* (4 bytes) programmable
• Each segment can be erased a minimum of 10,000 cycles
• Segment erase, bank erase*, and mass erase
• Multiple banks allow program execution from one bank during a flash erase operation in another bank.*