Society of Robots - Robot Forum

Mechanics and Construction => Mechanics and Construction => Topic started by: hate_forever143 on February 16, 2008, 11:00:37 AM

Title: urgent help required..!!!
Post by: hate_forever143 on February 16, 2008, 11:00:37 AM

i have made the $40 robot but its not running. the motors are not getting started at all and as soon as i give the connection all the led's start glowing. what may be the problem? i have made the circuit for a white line follower.

Title: Re: urgent help required..!!!
Post by: Pratheek on February 16, 2008, 09:24:29 PM

Are the two red LEDs glowing. If not adjust the presets until they glow.

Title: Re: urgent help required..!!!
Post by: hate_forever143 on February 16, 2008, 10:29:31 PM

yup the 2 red leds and even the green led is glowing  :o

Title: Re: urgent help required..!!!
Post by: Pratheek on February 17, 2008, 01:03:46 AM

Which circuit have you built?
Are you using the L293D or the transistors to drive the DC motor.

Title: Re: urgent help required..!!!
Post by: Pratheek on February 19, 2008, 06:09:06 AM

What are the ratings of the DC motor you are using?
And also, what is the specifications of the battery you are using?