upd78f0114hgb-8es-a Renesas Electronics Corporation., upd78f0114hgb-8es-a Datasheet - Page 399

• Manufacturer Part Number: upd78f0114hgb-8es-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

23.7.1 Registers used for self-programming function
(1) Flash-programming mode control register (FLPMC)
The following three registers are used for the self-programming function.
This register is used to enable or disable writing or erasing of the flash memory and to set the operation mode
during self-programming.
The FLPMC can be written only in a specific sequence (see 23.7.1 (2) Flash protect command register
(PFCMD)) so that the application system does not stop inadvertently due to malfunction caused by noise or
program hang-up.
FLPMC can be set by a 1-bit or 8-bit memory manipulation instruction.
RESET input sets this register to 0xH
Note Differs depending on the operation mode.
Flash-programming mode control register (FLPMC)
Flash protect command register (PFCMD)
Flash status register (PFS)
User mode:
On-board mode: 0CH
08H
Note
CHAPTER 23 FLASH MEMORY
.
User’s Manual U16961EJ4V0UD
399