FP2/FP2SHFP2/FP2SH Operation
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6.3 FP2 ROM Operation
6.3 FP2 ROM Operation
6.3.1 ROM Operation Method
Preparation
Turn off the power supply and remove the CPU from the backplane. Install the expan-
sion memory unit (FP2−EM3, FP2−EM6 or FP2−EM7) to the CPU. Then install the ROM
that writes the program to the expansion memory unit. (
section 2.3)
Procedure:
1. Set the operation condition switches (DIP switches) on
the back of the CPU for ROM operation (SW2 on).
FP2 CPU rear side
SW2
Program memory selector
on: ROM operation
off: RAM operation
[]
on
off
2. Reattach the CPU to the original position on the back-
plane.
When the power supply is turned on, the program in the
ROM is transferred to the internal RAM.
Note
When the power supply is turned on, the data that was in the
RAM will be erased.
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