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Recent content by bazaria

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    motor controlling PIC16f877A LM293

    operational amplifier pid encoder The advantage of LM628 is in being capable of driving the motor and controling it's speed/position using an encoder feedback I would appreciate any material regarding this device
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    digital to PWM converter

    and where can I get a sawtooth wave from, and what shoud be the frequency?
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    digital to PWM converter

    can I convert it using a D/A and a V/F converter?
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    digital to PWM converter

    lm13700 equivalent Hi guys, How can I convert a digital 8 bit output into a PWM signal?
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    motor controlling PIC16f877A LM293

    pid ic Hi, I am looking for a single chip to control a motor. This chip should have 3 PWM outputs and an encoder inputs with programmable control rule. I found all that in a single chip LM629 but I can't find a normal way to program it. May be you can direct me to some other chip that is more...
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    Please help me with LM628

    Hi Guys, I want to control a motor with the IC LM628. I read the data sheet and I have some ideas of what program i should download to the chip. The problems are that: 1. I have no idea how to download the written code to the LM628 memory 2. I don't have a compiler that will transform my...
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    How to check COM port?

    Thanks! :) I couldn't type on the HyperTerminal screen but I sent a txt file and got the text on my screen, so it probably means that the port works
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    How to check COM port?

    Hi to all the experts, I'm trying to build rs232 communication with my microcontroller and it doesn't work. I would like to check if my COM port works properly. Is there a way to check it? And if it still works, what can cause damage to the com port?

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