ST10F273Z4 STMicroelectronics, ST10F273Z4 Datasheet - Page 42
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ST10F273Z4
Manufacturer Part Number
ST10F273Z4
Description
16-BIT MICROCONTROLLER WITH MAC UNIT, UP TO 832 KBYTES FLASH MEMORY AND UP TO 68 KBYTES RAM
Manufacturer
STMicroelectronics
Datasheet
1.ST10F273Z4.pdf
(188 pages)
Specifications of ST10F273Z4
Single Voltage Supply
5 V ±10%
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Internal Flash memory
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Set Protection
Example 1: Enable Write Protection of sectors B0F3-0 of Bank 0.
Notice that SMOD bit of FCR0H must NOT be set.
Example 2: Enable Access and Debug Protection.
Notice that SMOD bit of FCR0H must NOT be set.
Example 3: Disable in a permanent way Access and Debug Protection.
Notice that SMOD bit of FCR0H must NOT be set.
Example 4: Enable again in a permanent way Access and Debug Protection, after having
disabled them.
PEN0*/
Notice that SMOD bit of FCR0H must NOT be set.
Disable and re-enable of Access and Debug Protection in a permanent way (as shown by
examples 3 and 4) can be done for a maximum of 16 times.
FCR0H
FARL
FARH
FDR0L
FDR0H
FCR0H
FCR0H
FARL
FARH
FDR0L
FCR0H
FCR0H
FARL
FARH
FDR0L
FCR0H
FCR0H
FARL
FARH
FDR0H
FCR0H
|= 0x0100;
|= 0x8000;
|= 0x0100;
|= 0x8000;
= 0xDFB4;
= 0x000E;
= 0xFFF0;
= 0xFFFF;
= 0xDFB8;
= 0x000E;
= 0xFFFC;
|= 0x0100;
|= 0x8000;
|= 0x0100;
|= 0x8000;
= 0xDFBC;
= 0x000E;
= 0xFFFE;
= 0xDFBC;
= 0x000E;
= 0xFFFE;
/*Set SPR in FCR0H*/
/*Load Add of register FNVWPIR in FARL*/
/*Load Add of register FNVWPIR in FARH*/
/*Load Data in FDR0L*/
/*Load Data in FDR0H*/
/*Operation start*/
/*Set SPR in FCR0H*/
/*Load Add of register FNVAPR0 in FARL*/
/*Load Add of register FNVAPR0 in FARH*/
/*Load Data in FDR0L*/
/*Operation start*/
/*Set SPR in FCR0H*/
/*Load Add of register FNVAPR1L in FARL*/
/*Load Add of register FNVAPR1L in FARH*/
/*Load Data in FDR0L for clearing PDS0*/
/*Operation start*/
/*Set SPR in FCR0H*/
/*Load Add register FNVAPR1H in FARL*/
/*Load Add register FNVAPR1H in FARH*/
/*Load Data in FDR0H for clearing
/*Operation start*/
ST10F273Z4
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