Recent content by axegrinder

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    Trying to add opto isolator to circuit

    Hi I have a 18x driving an electric motor by pwm. A pot on an adc pin adjusts the speed of the motor by changing the duty cycle on the pwm command. When i use high powered motors some thing happens and the program does random things. Mostly is stops going but sometimes it goes to feull power...
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    driving electric motors

    Hi guys i am successfully driving electric motors with the PWM output from a 18x and 28x chips. I drive a FET which drives the motor. low powered motors work fine but as the motors get more powerful they tend to make the micro cut out or do weird stuff. any ideas or will i have to post the...
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    setting frequency in axepad

    hi peops Using linAXEpad 0.1.4 i am successfully downloading programs into my 28x in a project board but i cannot download into my project that has a 16mhz resonator in it. is this a limitation with axepad or is there a setting i am missing Malcolm
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    slot car timer

    hi I would like to set up an external timer to time races on my slot car track. I have a four lane track but would like some flexability to do from 1 to 8 lanes. I would like the system to send the info via serial coms to the computer as a string to identify the lane and time. accuracy of...
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