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3. Building and running project (Shield board)
A31G324RLN shield board implementation guide
28
3.5.5
Checking the Buzzer operation
How to check the Buzzer operation
1.
After downloading the Buzzer program, re-apply the power to check whether the Buzzer
operates.
Table 3. Buzzer & User Switch Operation
User switch
Buzzer operation
SW1(PA0)
Melody1
SW2(PA5)
Melody2
SW3(PB9)
Melody OFF
Figure 32. Check Buzzer Operation