3. Consider the seven segment display in Figure 2. Each of the segments (e.g-a,b,c etc.) are LEDs with one end connected to VDD as shown in Figure 3. a) Complete the connection diagram between the MCU, the seven segment display and the switch (S) in Figure 2. b) Based on your connection diagram, write down a C code which counts the number of times the switch has been pressed and shows it on the display. Figure 3