upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 757

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

21.6.2 FLMD1 pin
If 0 V is input to the FLMD0 pin, the FLMD1 pin does not function. If VDD is supplied to the FLMD0 pin,
0 V must be input to the FLMD1 pin to set the flash memory programming mode. An example of the
connection of the FLMD1 pin is shown below.
Caution:
Table 21-2: Relationship Between FLMD0 and FLMD1 Pins and Operation Mode
If the V
ing and immediately after reset, isolate this signal.
FLMD0
V
V
0
DD
DD
DD
signal is input to the FLMD1 pin from another device during on-board writ-
Figure 21-7: FLMD1 Pin Connection Example
FLMD1
User’s Manual U16702EE3V2UD00
FLMD1
V
Chapter 21 Flash Memory
×
0
DD
Pull-down resistor (R
Normal operation mode
Flash memory programming mode
Setting prohibited
Operation Mode
Other device
FLMD1
)
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