m30833fjgp Renesas Electronics Corporation., m30833fjgp Datasheet - Page 490

• Manufacturer Part Number: m30833fjgp
• Description: Renesas 16/32-bit Single-chip Microcomputer M16c Family / M32c/80 Series
• Manufacturer: Renesas Electronics Corporation.

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27.5 Protection
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The PRC2 bit in the PRCR register is changed to "0" (write disable) when an instruction is written to any
address after the PRC2 bit is set to "1" (write enable). Write instruction immediately after setting the PRC2
bit to "1" to change registers protected by the PRC2 bit. Do not generate an interrupt or a DMA transfer
between the instruction to set the PRC2 bit to "1" and the following instruction.
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27. Precautions (Protection)