Introduction
I this blog we will see how to design 'Google Chrome Automatic dinosaur Game Player' as shown in the following video:
Components required:
1) Arduino
2) Servo Motor
3) LDR
4) Resistor 10kΩ
Circuit Diagram:
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| ckt1: Circuit Diagram |
Servo Motor position on SPACE button
Stick servo motor near SPACE button using bouble side tape

image1: servo motor fixed near SPACE using Double side tape

Arduino CODE:
Setting Variables in CODE
There are 3 variable you need calculate in arduino code . That are threshold, unpressed angle and pressed angle
Calculating 'threshold' :
upload 'AnalogReadSerial' program given in
File->Example->Basics->AnalogReadSerial
Start the game in Google Chrome and take a screenshot as shown below
![]() | |
| image 2: a screenshot of game |
1) Attach LDR and resistor as shown in circuit diagram.
2) Touch LDR face to while the background of game and note the reading
( I got reading 410 )
3) put threshold equal to 5 less than noted reading ( I put 410-5 = 405 in above program)
2) Touch LDR face to while the background of game and note the reading
( I got reading 410 )
3) put threshold equal to 5 less than noted reading ( I put 410-5 = 405 in above program)
Calculating 'pressed_angle' :
Attach servo motor as shown in above image1 and then decrement 'pressed_angle' and stop at the point when button is pressed then that will be value of 'pressed_angle' (I put it 36 in above program)
Calculating 'unpressed_angle' :
put unpressed_angle = pressed_angle+34
(I put unpressed_angle = 70 in above program)
Now stick LDR on the screen above 't' in 'No Internet' text using cello tape as shown in above Youtube video and enjoy!!!!!


Great ..thank you✌️
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