mc9s12e256 Freescale Semiconductor, Inc, mc9s12e256 Datasheet - Page 82

• Manufacturer Part Number: mc9s12e256
• Description: Hcs12 Microcontrollers 16-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Chapter 2 256 Kbyte Flash Module (FTS256K2V1)
2.1.2
2.1.3
Program, erase, erase verify, and data compress operations (please refer to
Operations”
2.1.4
A block diagram of the Flash module is shown in
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256 Kbytes of Flash memory comprised of two 128 Kbyte blocks with each block divided into
128 sectors of 1024 bytes
Automated program and erase algorithm
Interrupts on Flash command completion, command buffer empty
Fast sector erase and word program operation
2-stage command pipeline for faster multi-word program times
Sector erase abort feature for critical interrupt response
Flexible protection scheme to prevent accidental program or erase
Single power supply for all Flash operations including program and erase
Security feature to prevent unauthorized access to the Flash memory
Code integrity check using built-in data compression
Features
Modes of Operation
Block Diagram
for details).
MC9S12E256 Data Sheet, Rev. 1.08
Figure
2-1.
Section 2.4.1, “Flash Command
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