Circuit Documentation

Summary

This circuit involves an Arduino UNO microcontroller interfacing with a 7-segment display, two inductive sensors, and two resistors. The Arduino UNO controls the 7-segment display and reads signals from the inductive sensors. The resistors are used to limit current in the circuit.

Component List

1. Inductive Sensor

   • Pins: Signal, VCC, GND
   • Description: Detects the presence of metallic objects.
   • Properties: None

2. 7-segment Display

   • Pins: A, B, C, D, E, F, G, COM, dot
   • Description: Displays numerical digits.
   • Properties: None

3. Resistor (200 Ohms)

   • Pins: pin1, pin2
   • Description: Limits current in the circuit.
   • Properties:
     • Resistance: 200 Ohms

4. Resistor (330 Ohms)

   • Pins: pin1, pin2
   • Description: Limits current in the circuit.
   • Properties:
     • Resistance: 330 Ohms

5. Arduino UNO

   • Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0
   • Description: Microcontroller board used for interfacing and control.
   • Properties: None

Wiring Details

Inductive Sensor 1

• Signal connected to Arduino UNO D9
• VCC connected to Arduino UNO Vin
• GND connected to Arduino UNO GND

Inductive Sensor 2

• Signal not connected
• VCC not connected
• GND not connected

7-segment Display

• A connected to Arduino UNO D2
• B connected to Arduino UNO D3
• C connected to Arduino UNO D4
• D connected to Arduino UNO D5
• E connected to Arduino UNO D6
• F connected to Arduino UNO D7
• G connected to Arduino UNO D8
• COM connected to Resistor (330 Ohms) pin2
• dot not connected

Resistor (200 Ohms)

• pin1 not connected
• pin2 not connected

Resistor (330 Ohms)

• pin1 connected to Arduino UNO GND
• pin2 connected to 7-segment Display COM

Arduino UNO

• D2 connected to 7-segment Display A
• D3 connected to 7-segment Display B
• D4 connected to 7-segment Display C
• D5 connected to 7-segment Display D
• D6 connected to 7-segment Display E
• D7 connected to 7-segment Display F
• D8 connected to 7-segment Display G
• D9 connected to Inductive Sensor 1 Signal
• Vin connected to Inductive Sensor 1 VCC
• GND connected to Inductive Sensor 1 GND
• GND connected to Resistor (330 Ohms) pin1

Documented Code

Arduino UNO 1

File Name: sketch.ino

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

File Name: documentation.txt

Arduino UNO 2

File Name: sketch.ino

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

File Name: documentation.txt