Flash Security Protection Status Register - Cpsr - Holtek HT32F52220 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F52220/HT32F52230
Flash Security Protection Status Register – CPSR
This register indicates the Flash Memory Security protection status. The content of this register is not dynamically
updated and will only be reloaded by the Option Byte loader which is active when any kind of reset occurs.
Offset: 0x030
Reset value: 0xXXXX_XXXX
31
Type/Reset
23
Type/Reset
15
Type/Reset
7
Type/Reset
Bits Field
[1] OBPSB
[0] CPSB
Rev. 1.10
30 29 28
22 21 20
14 13 12
6 5 4
Reserved
Descriptions
Option Byte Page Erase/Program Protection Status Bit
0: The Option Byte page is protected
1: The Option Byte page is not protected
The reset value of the OPBSB bit is determined by the Option Byte OB_CP [1] bit.
Flash Memory Security Protection Status Bit
0: Flash Memory Security protection is enabled
1: Flash Memory Security protection is not enabled
The reset value of the CPSB bit is determined by the Option Byte OB_CP [0] bit.
49 of 366
27 26
Reserved
19 18
Reserved
11 10
Reserved
3 2
OBPSB
RO
November 09, 2018
25 24
17 16
9 8
1 0
CPSB
X RO X