Freescale unveiled its FlexMemory scheme for microcontrollers, said to make life easier for applications programmers. The FlexMemory approach surrounds flash memory with a hardware architecture that simplifies tasks for programmers by emulating ordinary electrically erasable programmable read only memory (EEPROM), according to Freescale. Freescale described how it was moving from polysilicon floating gates for its embedded flash to nanocrystalline thin-film floating gates last year. The advantage of Freescale's thin-film storage material is that it is relatively immune to leakage, since charge is isolated on nanocrystals thereby preventing any single defect from draining charge off the whole floating gate.
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