10/28/2025 - Gethering all the information to start working on robot car

The fire extinguish robot Car is idea that can be use many way but it first and most important use to extinguish the fire and help fire fighter get people that are stuck in building because many fire injuries are happen because when fire spread building collapse and people are stuck.i got this idea because I say it when people get stuck in building with fire and they did not have any way to got so this is try to help many people that can and make as chipe as can

11/1/2025 - Tacking Advices

So I am asking some of people who work in filid of fire and i did basics cricket design with esp32 that is for basic for advice we going use pi or jetson,the people i get advice they say my idea is good but the main thing to keep in mide is the car body it did not get demage in fire or any other demage so for now my Main gole is car running, water pump and make it detects fire with camera and it sencer and i also try to make a controller to control the car,me and my friend are using esp32 in this because to show it some people in our school

11/14/2025 - complet the readme and BOM

I ask some firefighter and some other people to all the part need and what there use
this is Part list and what is it use

Raspberry Pi 5 Model 8GB RAM
to control wheel,water pump,fire sensor,and other part and to run machine learning to find fire and find best root to get to the fire and help

L298N V3 Four DC Motor Driver
to control the wheel and it power

12V 5000RPM Peristaltic Dosing Pump
Used for spraying water on fire

More detail in Github

11/15/2025 - CAD file create

I add CAD file i add two file one is single file of whole model and one is file with every part file and i was not able to add Raspberry Pi 5 model so it place it empty and i make this in onshape so i did not know how to get it source file

11/29/2025 - Pi to Arduino

we are update it to use Arduino so we did not need the camera ant more that why ther is not camera mount,we are going to add camera when we are know this is good for it next level

12/1/2025 - update the part

i update the part from transparent to non transparent as say and i update the file in github and wwe are not useing the camrea so i did add the camera mount we remover it from BOM.

12/12/2025 - no it is not build yet

no it not build yet that image in first journal is just temp imgae of the obstacle avoiding robot car that my frind and me make it for science fair project and it his and at first i did not have any image so i upload that and that image have ultrasonic sensor and we are going to use 3 or 4 fire sensor at front bottom side and ultrasonic sensor for obstacle detection

12/13/2025 - i change the motor

yes so check and change some part that can be change but i can't order part form AliExpress because i am from india and that kind of chinese site are block so we can't order part form them and there are most cheaper option