
5
2. Functional details
The functional details of this board are shown as following.
2.1 Power supply settings
Please confirm the following jumpers are closed.
(J2, J4, J5, J14)
Figure 4 Power supply jumpers location
Table 2 Power supply jumpers function
Jumper
Function
Setting
J2
[VCC_MCU]
Power supply for VCC pin
Close (default) : ON
Open
: OFF
J14
[AVRH]
Power supply for AVRH pin
Close (default) : ON
Open
: OFF
J4
[AVCC]
Power supply for AVCC pin
Close (default) : ON
Open
: OFF
J5
[AVSS]
Power supply for AVSS pin
Close (default) : ON
Open
: OFF
AVRH
AVCC
AVSS
VCC_MCU