ROBOT KIT PIN DIAGRAM

Development Board: ESP32 WROOM DEV KIT V1 ( 30 Pin)

Sensors:

1. VL53L0X ToF LiDAR Sensor - 1 pc. – CN3

2. HC-SR04 Ultrasonic Sensor - 3 Pc. – CN1 , CN2 , CN 9
3. GPS Device - 1 Pc. – CN6
4. Motor Outputs - 4 Pc. -- CN4 , CN5 (Front) , CN5, CN8 (Rear)
5. Buzzer - 1 Pc. – BZR1
6. Switch - 2 Pc. – S1, S2 ( Ac ve Low)
7. LEDs - 2 Set -- L1, L2, L3 and L4,L5,L6 (Source Mode)

Pin No GPIO No. Pin Name Func on I/O Remarks

1 3V3 3V3 Power Supply for LiDar
2 Gnd Gnd
3 GPIO16 D15 Trigger Ultrasonic Sensor O/P Common Trigger Pin
1,2,3
4 GPIO2 D2 ECHO Le Ultrasonic Sensor I/P
5 GPIO4 D4 ECHO Right Ultrasonic I/P
Sensor
6 GPIO16 RX2 GPS Tx O/P
7 GPIO17 TX2 GPS Rx I/P
8 GPIO5 D5 Le Rear Motor I/P 1 O/P
9 GPIO18 D18 Le Rear Motor I/P 2 O/P
10 GPIO19 D19 Right Rear Motor I/P 1 O/P
11 GPIO21 D21 VL53L0X Sensor SDA Pin of I2C
12 GPIO3 RX0 Right Rear Motor I/P 2 O/P
13 GPIO1 TX0 LED Drive -L1,L2,L3 O/P
14 GPIO22 D22 VL53L0X Sensor SCL Pin of I2C
15 GPIO23 D23 LED Drive – L4 ,L5, L6 O/P
16 EN En
17 VP Vp
18 GPIO39 Vn Switch Input S1 I/P
19 GPIO34 D34 Switch Input S2 I/P
20 GPIO35 D35
21 GPIO32 D32 Front and Back LEFT Motor O/P Common Enable for Le
ENABLE Side Motor
22 GPIO33 D33 Le Front Motor I/P 1 O/P
23 GPIO25 D25 Le Front Motor I/P 2 O/P
24 GPIO26 D26 FRONT and Back RIGHT O/P Common Enable for
Motor ENABLE Right Side Motor
25 GPIO27 D27 Right Front Motor I/P 1 O/P
26 GPIO14 D14 Right Front Motor I/P 2 O/P
27 GPIO12 D12 BUZZER SIGNAL O/P
28 GPIO13 D13 ECHO BACK Ultrasonic I/P
Sensor
29 Gnd Gnd
30 VIN +5V 5V Power Supply IN
 BILL OF MATERIAL -ROBOT KIT
Sr. Loca on Component Value Remarks
1 J1 Resistor 0R Jumper
2 J2 Resistor 0R Jumper
3 J3 Resistor 0R Jumper
4 J4 Resistor 0R Jumper
5 J5 Resistor 0R Jumper
6 J6 Resistor 0R Jumper
7 J7 Resistor 0R Jumper
8 J8 Resistor 0R Jumper
9 J9 Resistor 0R Jumper
10 J10 Resistor 0R Jumper
11 J11 Resistor 0R Jumper
12 J12 Resistor 0R Jumper
13 J13 Resistor 0R Jumper
14 J14 Resistor 0R Jumper
15 J15 Resistor 0R Jumper
16 J16 Resistor 0R Jumper
17 J17 Resistor 0R Jumper
18 J18 Resistor 0R Jumper
19 J19 Resistor 0R Jumper
20 J20 Resistor 0R Jumper
21 J21 Resistor 0R Jumper
22 J22 Resistor 0R Jumper
23 J23 Resistor 0R Jumper
24 J24 Resistor 0R Jumper
25 J25 Resistor 0R Jumper
26 R1 Resistor 1k
27 R2 Resistor 10K Pull Up
28 R3 Resistor 10K Pull Up
29 R4 Resistor 330R
30 R5 Resistor 330R
31 R6 Resistor 330R
32 R7 Resistor 330R
33 R8 Resistor 330R
34 R9 Resistor 330R
35 L1 GREEN LED 5mm
36 L2 GREEN LED 5mm
37 L3 GREEN LED 5mm
38 L4 RED LED 5mm
39 L5 RED LED 5mm
40 L6 RED LED 5mm
41 S1 Switch 12mm
42 S2 Switch 12mm
43 C1 Capacitor Pf104
44 C2 Capacitor 100uF
45 C3 Capacitor 220uF
46 CN4 Screw Terminal 2 Pin Le Front Motor
47 CN5 Screw Terminal 2 Pin Front Right Motor
48 CN7 Screw Terminal 2 Pin Rear Le Motor
49 CN8 Screw Terminal 2 Pin Rear Right Motor
50 CN1 Berg Female 4 Pin Le front Ultrasonic
51 CN2 Berg Female 4 Pin Right Front Ultrasonic
52 CN3 Berg Male 4 Pin LiDar Sensor
53 CN9 Berg Female 4 Pin Back Ultrasonic
54 CN6 Berg Male 4 Pin GPS Sensor
55 U1 Berg Female – 2 15 Pin each ESP32 Base
56 U2 16 Pin IC Base 16 Pin L293D Base
57 U3 16 Pin IC Base 16 Pin L293D Base
58 Q1 Transistor BC547
59 BZR1 Buzzer Small Buzzer
60 CN10 Screw Terminal 2 Pin Power 12 V IN
61 U4 5V Voltage Regulator L7805
 COMPONENTS LIST FOR ROBOT KIT
Sr. Name of Component Value Quan ty Remarks
1 Development Board ESP32 1 30 Pin Do it ESP
2 Motor Driver L293D 2 16 Pin
3 Buzzer 5V Buzzer 1 Small
4 Red LED 5mm 3
5 Green LED 5mm 3
6 Tac Switch 12mm 2
7 Voltage Regulator L7805 1
8 Heat Sink Heat Sink 1
9 GPS Module Neo-6m 1
10 DC Male Jack 12V DC Jack 1 With Wire
with Wire
11 Green Screw Terminal 2 Pin Terminal 5
12 Berge Female 4 Pin 3
13 Berg Female 15 Pin 2
14 Berg Male 4 Pin 2
15 Capacitor 220uF 1
16 Capacitor 100uF 1
17 Capacitor Pf104 1
18 Resistor 0E 25
19 Resistor 330R 6
20 Resistor 10K 2
21 Resistor 1K 1
22 IC Base 16 Pin 2
23 Transistor BC547 1
24 F-F Single Wire F-F 8
25 ToF LiDAR Sensor VL53L0X 1
26 Ultrasonic Sensor HCSR-04 2
27 Robot Chassis with Motor Dual Layer 1
28 PCB Single Layer 1

COMMON TOOLS TO BE USED

Sr. Tools Name Quan ty

1 Soldering Iron - 30W 1
2 Soldering Wire 1 Pack
3 Cu er 1
4 Tweezer 1
5 Soldering Paste 1