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stepper motors or DC motors   [3 Articles]

Hi all, I'm trying to build a mini robot wich must follow a path (not line follower but something like a maze) and I don't know which method is better to kee...

DC motor control   [4 Articles]

Hi, I'm having problems getting my BX-24 to control my motors (it is a Tamiya twin motor gearbox kit). I've set it up with a 9v supply (PP3) for the BX and a...

Driving Pager Motors with BX-24   [6 Articles]

Hi, Solarbotics sells pager motors that use 1.3 Volts and 30mA. Could I run these motors off BX-24 without using an H-bridge? I would probably have to use a...

Re: Com3 Vs. PulseOut -> Driving Servos   [2 Articles]

I used servo PWM with reasonable results. I then switched the hardware an H-bridge and used PWM to drive the H-Bridge. It works, but I think I need to figure out the optim...

Re: differential drive devices with bx24   [6 Articles]

Are you going to use this to drive motors? What kind of current draw do you need? Does it have to be a mosfet, or are you just looking for a good way to switch P...

9 Volt Motor control

A friend of mine gave me one of those Singing Reindeer but the main board was toasted. It has 3 motors that control the mouth, eyes and ears. Each of these motors a...

dc motor control   [2 Articles]

I am trying to build a PWM circuit to control a 6 VDC motor. I have used a 555 timer and have tried using two NAND gates. Both work on very small amp motors, but do...

Stepper motors   [4 Articles]

Can anyone help with this?.. I want to control two stepper motors from my BX24 - I have no idea what the stepper motor model is, they are both the tiny ones you get...

Where to buy?   [3 Articles]

I just received the SRV8-T Serial Servo Board. Now, I must buy the motors but I don't know where. I would like to know the specification of these motors and where is ...

Re: Motor Drivers   [8 Articles]

It is rare to get both the PWM and the drivers for the motors in the same package. If you just need the chips to drive the motors, then it depends on how big of m...

Multitasking BX-24 w/ servo motors   [2 Articles]

Hello I am new to the bx-24 and programming so I hope you don't think I'm a chump with dumb questions. I am building a walking Robot and I want to use the BX-24 as the brain...

Pulleys on DC motors   [2 Articles]

I have a couple of DC motors that I bought at a surplus store. They have a pulley on the shaft. How do I remove the pully without damaging the motor or is there s...

PWM   [2 Articles]

I want to drive two 6VDC motors. I'm using the L293D to control the direction and speed, but I need a permanent PWM output from BX-24. Is it posible? I think that with mul...

Best power options   [3 Articles]

Hi all, I have owned a BasicX for over a year now and done absolutely nothing with it. So, I decided to build a small, mobile robot and experiment with behavior based robo...

Bipolar motors ?   [2 Articles]

How can I control bipolar motors whit BX24 , and how can I conect ULN2003 amplifier? Tengo proyectos interactivos, si deseea cruzar informaci'on no dude en e...

Connecting Relays and MOSFETS   [5 Articles]

Hello, I would like to control three 5-6 V DC motors using the BX24. Of course, the motors can not be directly connected to the the BasicX 24 chip since it is...

SN754410 or HCTL family??   [2 Articles]

Hi, can the HCTL-2020(quadrature Decoder/counter interface IC) be replaced by the SN754410 chips? Furthermore, is it possible to be running two motors with one ba...

Two motors

Hi, currently, i am using 2 same motors to move a load by using "Call PutPin" command at one of the I/O, however there is a tendency for a motor to commerenc...

Why does BasicX24 keep resetting?   [7 Articles]

I've got this problem with my BX24: Certain hardware events cause the processor to reset or restart, almost as if the power had been briefly interrupted. I'd l...

Re: Slow BLDD motor drive   [2 Articles]

Tom, Can you post some details of this circuit? One of the sticking points of using Brushless motors for robotics is the relative expense and complexity (compared to brushed) ...

stepper motors and bx-24 chip   [4 Articles]

Yikes I'm in this way over my head! I'm trying to control 10 six wire stepper motors that will all be doing the same thing at the same time. I have the motors and...

Another question about motors   [2 Articles]

Hello, I want to build a dc motor driver capable of driving two motors, which if stalled can pull almost 4 amps each. And also, I want to be able to pulse width...

Motors   [18 Articles]

I am interested in using my bx 24 to control a little robot that moves forward until an infrared sensor sees something within 6 inches or so and then turns so it...

PulseOut and DACOut question.

when pulsing out a ping, or when putting out a DACout signal (pseudo voltage), will the basicx hang? i mean while pulsing or DAcing will wait in that line until c...

Vector Movement For BX-24   [3 Articles]

Hi, I am wondering whether BX-24 is capable of performing vector movement ,e.g. let say there are two motors one for controlling x-axis and other for y-axis,...

[way OT] Gear Source?   [2 Articles]

Hello, I'm looking for sources of gears. I have some stepper motors that I want to use for some project experiments. I want to turn some rotary switches, ...

stepper motor

hello, I need help abt controlling two stepper motors using the basicx 24 chip. I have built a controller using 2 L298N and 2 L297 to control the two motors....

question from beginner on servos

Hello, I am a beginner and purchased the basicx kit and servo motors. Does anyone have sample code for making the servo rotate based on an output from the...

Stepper VS Servo   [3 Articles]

Hey everyone ! I was just wondering, I'm using two KP4M2-008 stepper motors for a small robot my son and I are building, I finally got everything to work, includin...

program posted for tesing out roswell clone motors

http://www.inetport.com/~davisele/roswell.html I posted my program to control (test) the motors on the roswell clone. It is already compiled. just download i...

stepper motor and LED questions   [4 Articles]

Hello All, Here are a couple simple questions: I need to drive two stepper motors. The motors that I want to use are the 5-wire pancake motors found in some...

Re: BX24: Anyone driving DC motors with L293D or SN754410

I'm using standard "small" motors of 6V and unknown current (actually I forget...under 1 amp though) Are you using steppers in your example? Is that why you need PW...

Servo Motors   [3 Articles]

Hi everybody, I have 2 of the servo motors that I got off the BasicX website and put them on my robot. I programmed both of them to go forward and there spinning. Also...

Re: voltage required for the bx24   [4 Articles]

--- In basicx@basi..., "wilypoop" wrote: > I am trying to build a prototype which is portable and has the bx24 > attached to the device. I was wondering if ...

Re: Driving Stepper Motors   [4 Articles]

There are, at least, three ways to drive a stepper motor, withdifferent efficiencies and power: direct drive, L/R drive, and chopper drive. You appear to be using ...

locked up BX-24   [2 Articles]

I was testing out my autonomous robot for a sumo competition this saturday. Everything was working fine when all of a sudden the robot went crazy, crashed into my...

RE: ULTIMATE BUILDERS SETT

Good evening, guys. I'm thinking of buying Lego's Ultimate Builders Set. It doesn't really cost that much and I was thinking I won't have to go thru all the trou...

More on current sensing   [4 Articles]

In a similar vein to some of the earlier postings on here - does anyone know of a good way to measure fairly large currents - up to about 5/10 Amps. The idea is to ...