upd78f0124hgba1-8et-a Renesas Electronics Corporation., upd78f0124hgba1-8et-a Datasheet - Page 399

• Manufacturer Part Number: upd78f0124hgba1-8et-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

24.6.2 Flash memory programming mode
flash memory programming mode. To set the mode, set the FLMD0 pin to V
To rewrite the contents of the flash memory by using the dedicated flash programmer, set the 78K0/KD1+ in the
Change the mode by using a jumper when writing the flash memory on-board.
Table 24-6. Relationship Between FLMD0, FLMD1 Pins and Operation Mode After Reset Release
FLMD0
RESET
FLMD0
FLMD1
V
V
0
DD
DD
V
DD
5.5 V
Figure 24-15. Flash Memory Programming Mode
V
V
V
0 V
0 V
0 V
0 V
DD
DD
DD
FLMD1
Any
V
CHAPTER 24 FLASH MEMORY
0
DD
User’s Manual U16962EJ3V0UD
Normal operation mode
Flash memory programming mode
Setting prohibited
Hi-Z
Flash memory programming mode
FLMD0 pulse
Operation Mode
DD
and clear the reset signal.
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