2
3. Using This Daughter Board
■
Setting an MCU mode
••••
The mode setting short plug (S2) on the daughter board is used to set the operation mode
(MD0 - MD2 pin) of the MCU mounted on the daughter board.
••••
To set the pin to High, move the short plug to the VCC side.
••••
To set the pin to Low, move the short plug to the GND side.
••••
For details on how to set the operation mode of the mounted MCU, refer to the MCU
hardware manual.
MODE SELECT
GND
VCC
S2
MD0 MD1 MD2
Figure 1 Mode settings
■
Setting the analog power supply pins
The short plug (S1) for analog power supply pin setting on the daughter board is used for switching
analog power supply pins (AVCC/AVRH/AVSS).
For the information on the analog power supply pins of the MCU, refer to the MCU hardware
manual.
ANALOG VCC
AVSS AVRH AVCC
S1
GND VCC VCC
Figure 2 Analog power supply setting
Summary of Contents for MB2031-20
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