Number game with Raspberry Pi Pico
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Dave from DesignSpark
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Inspired by a game played with ChatGPT, I decided to play that same game with Raspberry Pi Pico.
Raspberry Pi Pico will think of a number. It will ask the user to guess that number. The user will give an answer through a keypad.
Parts list
| Qty | Product | Part number | |
|---|---|---|---|
| 1 | Raspberry Pi Pico | 212-2162 | |
| 1 | 4x4 Matrix Keypad | 507-508 | |
| 1 | 16x2 LCD with header | 899-7466 | |
| 1 | Breadboard | 102-9147 | |
| 12 | Male to male jumpers | 791-6463 | |
| 8 | Male to Female jumpers | 791-6454 | |
| 1 | Variable POT resistor | 263-3062 | |
| 1 | MicroUSB cable | 230-9285 | |
Circuit connection:
Make the following connection between the Raspberry Pi pico and the LCD.
|
Raspberry Pi Pico |
16×2 LCD with header |
|
40 |
VDD,A,1st pin of the 10K POT |
|
38 |
VSS,K,RW,2nd pin of the 10K POT |
|
21 |
RS |
|
22 |
E |
|
24 |
D4 |
|
25 |
D5 |
|
26 |
D6 |
|
27 |
D7 |
| Â |
Vo,3rd pin of the 10K POT |
Make the following connection between the Raspberry Pi Pico and the 4x4 matrix keypad.
|
Raspberry Pi Pico |
4x4 Keypad matrix
 |
|
12 |
R1 |
|
11 |
R2 |
|
10 |
R3 |
|
9 |
R4 |
|
7 |
C1 |
|
6 |
C2 |
|
5 |
C3 |
|
4 |
C4 |
The whole setup will look like this:
Code:
We will use Thonny IDE for writing the codes for this project.
Download the zip folder. There you will find two files with the following names.
lcd_api.py
Gpio_lcd.py
Now save them inside the Raspberry Pi using the Thonny IDE:
Now open a new project.
Download the filed named keypad_lcd_ game.py from the zip folder.
Now run the code.
The game will start.
Enter your guessed number.
Sorry! Wrong answer. Try again.
Right answer!
