参数资料
型号: SAL-XC886CLM-8FFA5V
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 80 MHz, MICROCONTROLLER, PQFP48
封装: GREEN, PLASTIC, TQFP-48
文件页数: 54/134页
文件大小: 864K
代理商: SAL-XC886CLM-8FFA5V
SAL-XC886CLM
Functional Description
Data Sheet
19
V1.0, 2010-05
BSL mode 6, which is used for enabling Flash protection, can also be used for disabling
Flash protection. Here, the programmed password must be provided by the user. A
password match triggers an automatic erase of the protected P-Flash and D-Flash
contents, including the programmed password. The Flash protection is then disabled
upon the next reset.
Although no protection scheme can be considered infallible, the SAL-XC886 memory
protection strategy provides a very high level of protection for a general purpose
microcontroller.
External access
to D-Flash
Not possible
D-Flash
program
Possible
Not possible
D-Flash erase
Possible
Possible, on
condition that bit
DFLASHEN in
register MISC_CON
is set to 1 prior to
each erase operation
Not possible
Table 3
Flash Protection Modes (cont’d)
Flash Protection Without hardware
protection
With hardware protection
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