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SC312XDP512F0MPVR датащи(PDF) 1148 Page - Freescale Semiconductor, Inc

номер детали SC312XDP512F0MPVR
подробное описание детали  HCS12X Microcontrollers
PDF  1348 Pages
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производитель  FREESCALE [Freescale Semiconductor, Inc]
домашняя страница  http://www.freescale.com
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SC312XDP512F0MPVR датащи(HTML) 1148 Page - Freescale Semiconductor, Inc

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Chapter 28 256 Kbyte Flash Module (S12XFTX256K2V1)
MC9S12XDP512 Data Sheet, Rev. 2.21
1150
Freescale Semiconductor
•
Security feature to prevent unauthorized access to the Flash memory
•
Code integrity check using built-in data compression
28.1.3
Modes of Operation
Program, erase, erase verify, and data compress operations (please refer to Section 28.4.1, “Flash
Command Operations” for details).
28.1.4
Block Diagram
A block diagram of the Flash module is shown in Figure 28-1.
Figure 28-1. FTX256K2 Block Diagram
28.2
External Signal Description
The Flash module contains no signals that connect off-chip.
FTX256K2
Flash Block 0
64K * 16 Bits
Flash Block 1
64K * 16 Bits
sector 0
sector 1
sector 127
sector 0
sector 1
sector 127
Oscillator
Clock
Divider
Clock
Command
Interrupt
Request
FCLK
Protection
Security
Command Pipeline
cmd2
addr2
data2_0
cmd1
addr1
data1_0
Registers
data2_1
data1_1
Flash
Interface



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