Datasheet

MC68HC908LJ12 — Rev. 2.1 Technical Data
Freescale Semiconductor FLASH Memory (FLASH) 61
Technical Data — MC68HC908LJ12
Section 4. FLASH Memory (FLASH)
4.1 Contents
4.2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
4.3 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
4.4 FLASH Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
4.5 FLASH Page Erase Operation . . . . . . . . . . . . . . . . . . . . . . . . .64
4.6 FLASH Mass Erase Operation . . . . . . . . . . . . . . . . . . . . . . . . .65
4.7 FLASH Program Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . .66
4.8 FLASH Protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68
4.8.1 FLASH Block Protect Register . . . . . . . . . . . . . . . . . . . . . . .68
4.2 Introduction
This section describes the operation of the embedded FLASH memory.
This memory can be read, programmed, and erased from a single
external supply. The program and erase operations are enabled through
the use of an internal charge pump.