Arduino MEGA 2560 R3

PORT A PA6 LCD CTRL E
PORT A PA7 LCD CTRL RS
PORT C PC0 KEYPAD C3
PORT C PC1 KEYPAD C2
PORT C PC2 KEYPAD C1
PORT C PC3 KEYPAD C0
PORT C PC4 KEYPAD R3
PORT C PC5 KEYPAD R2
PORT C PC6 KEYPAD R1
PORT C PC7 KEYPAD R0
PORT L PL0 LED BAR LED2
PORT L PL1 LED BAR LED3
PORT L PL2 LED BAR LED4
PORT L PL3 LED BAR LED5
PORT L PL4 LED BAR LED6
PORT L PL5 LED BAR LED7
PORT L PL6 LED BAR LED8
PORT L PL7 LED BAR LED9
P11 +5V MOTOR OpE
3. Initial State
Figure 2 shows an initial state of the lab board. ‘G’ represents the initial state of the drone,
which means the drone is grounded at the beginning.