Arduino Project: Password Car Starter

Password Car Starter adalah projek yang menggunakan password bagi menghidupkan sebiji relay. Relay tersebut boleh dijadikan suis misalnya mengaktifkan litar car starter. Terdapat sepuluh password yang boleh disimpan di dalam sistem.

Skematiknya adalah seperti berikut.

PCB komponen layout nya adalah seperti berikut.

Senarai komponen projek Password Car Starter seperti berikut.
No Component Label Unit
1 005 PCB Arduino Relay Access (92mm X 50mm) PCB 1
2 Buzzer-PCB Mount Buzzer 1
3 Capacitor SMD1206 0.1uF C5 1
4 Capacitor SMD1206 10uF C1-C2 2
5 Capacitor SMD1206 22pF C3-C4 2
6 Crystal SMD 16MHz XTAL 1
7 DC Jack Female DC Jack Female 1
8 Diode SMD1206 1N4001 D1-D2 2
9 IC ATMEGA328P-AU TQFP ATMEGA328 1
10 Keypad 4X4 Keypad 1
11 LED SMD Red 3.2mm X 1.6mm LED 1
12 Mosfet BSS123 SOT23 Q1-Q2 2
13 OLED OLED 1
14 PCB Connector Header (Straight) 2 Ways PWR 1
15 PCB Connector Header (Straight) 3 Ways OUT 1
16 PCB Connector Housing 2 Ways PWR 1
17 PCB Connector Housing 3 Ways OUT 1
18 PCB Stand (screw nut) PCB Stand 4
19 Relay 12V SPDT RLY 1
20 Resistor SMD1206 0.125W 10K R1 1
21 Resistor SMD1206 0.125W 10K R5-R8 4
22 Resistor SMD1206 0.125W 330 R3-R4 2
23 Resistor SMD1206 0.125W 330 R9-R12 4
24 Resistor SMD1206 0.25W 1K R2 1
25 Right Angle Pin Header (Male) ICSP 1
26 Slide Switch S1 1
27 Terminal Pin PWR 2
28 Terminal Pin OUT 3
29 Voltage Regulator 5V SOT223 7805 1

Harga projek Password Car Starter adalah RM220 tidak termasuk bantuan teknikal. Di bawah adalah cara projek ini berfungsi.

Arduino Source Code

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