CHAPTER 19 FLASH MEMORY
Preliminary User’s Manual U19014EJ1V0UD
462
19.7.2 Flash memory programming mode
To rewrite the contents of the flash memory by using the dedicated flash memory programmer, set the
µ
PD78F0730 in the flash memory programming mode. To set the mode, set the FLMD0 pin to V
DD
and clear the reset
signal.
Change the mode by using a jumper when writing the flash memory on-board.
Figure 19-13. Flash Memory Programming Mode
V
DD
RESET
5.5 V
0 V
V
DD
0 V
Flash memory programming mode
FLMD0
FLMD0 pulse
V
DD
0 V
Table 19-4. Relationship Between FLMD0 Pin and Operation Mode After Reset Release
FLMD0 Operation
Mode
0
Normal operation mode
V
DD
Flash memory programming mode
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