Update README.md

README.md

@@ -87,34 +87,49 @@ gcc -o client3 pir.c -lpthread -lwiringPi
 1. Connect the Sensors and Actuators
     - Rpi 1
         - DHT11 Sensor:
+
         Connect the VCC pin of the DHT11 sensor to the 5V pin on the Raspberry Pi.
+
         Connect the GND pin of the DHT11 sensor to the GND pin on the Raspberry Pi.
+
         Connect the DATA pin of the DHT11 sensor to the GPIO pin(2) on the Raspberry Pi.
 
     - RPi2 
         - Photoresistor:
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         Connect one leg of the photoresistor to a 3.3V pin on the Raspberry Pi.
+
         Connect the other leg of the photoresistor to a GPIO pin(18) through a pull-down resistor.
 
+    
     - RPi3 
         - PIR Sensor:
+
         Connect the VCC pin to the 5V pin on the Raspberry Pi.
-        Connect the GND pin to the GND pin on the Raspberry Pi.'
+
+        Connect the GND pin to the GND pin on the Raspberry Pi.
+
         Connect the OUTPUT pin to the PWM(0) on the Raspberry Pi.
     
         - LED:
+
         Connect one leg to the GPIO pin(18) and the other to the GND pin.
         - Servo Motor:
+
          Connect the power pins to the 5V and GND pins, and the control pin to a GPIO pin(18).
 
     
     - RPi4 
         - Piezo Buzzer:
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         Connect the VCC pin to the 5V pin on the Raspberry Pi.
+        
         Connect the GND pin to the GND pin on the Raspberry Pi.'
+        
         Connect the OUTPUT pin to the GPIO pin(20) on the Raspberry Pi.
 
         - LED:
+       
         Connect one leg to the GPIO pin(18) and the other to the GND pin.