P13 (Picwt) Instruction; Restrictions On The Number Of Writing - Panasonic FP0R User Manual

10.1 P13 (PICWT) Instruction

Data registers of 32765 words can be stored and used in the built-in ROM (F-ROM data area)
control unit using the P13 (PICWT) instruction.
Note the followings for the use:

1. Restrictions on the number of writing

Writing can be performed within 10000 times. If writing continues for more than that, the correct
operation cannot be guaranteed.
2.The power supply turns off when the P13 (PICWT) instruction is being executed.
If the power supply turns off during this instruction is being executed, the hold type area may not be kept.
(Also, when the power is shut off during rewriting in the RUN mode, the same event may occur.)
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