14.
14 - 2
SELECTING MEMORY CARD MODELS
14.1 Applications of Memory Cards
A memory card is required in the following cases:
(1) To perform a boot operation
Parameters, programs, initial device values, comments, and boot files are stored in a
memory card, and they are loaded to the built-inRAM at the time of program
execution.
(2) To use file registers.
*1
(3) To use local devices.
*2
(4) To use a simulation data file with the simulation function.
*2
(5) To use the sampling trace function.
*2
(6) To use the status latch function.
*2
(7) To use the program trace function.
*2
(8) To store the breakdown history data in a file.
*2
(9) To execute programs of the maximum number of steps available for the QnACPU.
When a program of the maximum capacity is stored in the built-in RAM, the
parameter files and initial device values must be stored in a memory card.
(10) To use the SFC trace function.
*2
*1 They will be read-only in programs if they are set in the ROM area of the memory card.
*2 Can only be set in the RAM area of the memory card.
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