ST10F272B_12 STMICROELECTRONICS [STMicroelectronics], ST10F272B_12 Datasheet - Page 28
ST10F272B_12
Manufacturer Part Number
ST10F272B_12
Description
16-bit MCU with 256 Kbyte Flash memory and 12/20 Kbyte RAM
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.ST10F272B_12.pdf
(188 pages)
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Internal Flash memory
5
5.1
5.2
5.2.1
28/188
Internal Flash memory
Overview
The on-chip Flash is composed by one matrix module, 256 KBytes wide.
This module is on ST10 Internal bus, so it is called IFLASH
Figure 5.
The programming operations of the flash are managed by an embedded Flash
Program/Erase Controller (FPEC). The High Voltages needed for Program/Erase operations
are internally generated.
The Data bus is 32-bit wide for fetch accesses to IFLASH, while it is 16 bit wide for read
accesses to IFLASH. Read/write accesses to IFLASH Control Registers area are 16 bit
wide.
Functional description
Structure
Table 3
Table 3.
IFLASH sectors
Reserved IBUS area
Registers and Flash internal reserved area
shows the Address space reserved to the Flash module.
Flash structure
Address space reserved to the Flash module
Description
Doc ID 11917 Rev 3
0x00 0000 to 0x04 FFFF
0x05 0000 to 0x07 FFFF
0x08 0000 to 0x08 FFFF
Addresses
ST10F272B/ST10F272E
256 Kbyte
192 Kbyte
64 Kbyte
Size
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