Toshiba T2N User Manual Page 137

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5.RAS Functions
124 PROSEC T2N
Memory Protect function is effective when the operation switch on the front of
the CPU module is P-RUN. This is called memory protection.
The following operations cannot be carried out by programmer in the memory
protection. The message Memory protected will be displayed on the
programmer screen if you try to do so.
The following operations are prohibited in the memory protection.
(1) Memory clear
(2) I/O automatic allocation
(3) Write I/O allocation information
(4) Write system information
(5) Program editing (incliding on-line changes)
(6) Program download to the T2N from FDD etc.
(7) Program read from EEPROM (including initial load)
(8) Write data to first 2K words of data register (D0000-D2047)
The memory protect function can prevent the program from being destroyed
due to incorrect operation of the programmer.
Memory Protect function is effective when the operation switch on the
front of the CPU module is P-RUN.
5.4
Memory Protect Function
NOTE
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