What kind of current do you want? David Ted Mawson wrote: > Hi Bob, > > Your description is exactly what I was thinking of. I'd be very interested > in seeing what you've got so far. > > Have you got the H bridge FET drive stuff fully worked out? I have some > specific ideas in this area, seems to me that it should be possible to make > a very high current H bridge by using MOSFETs that can have on resistances > of 0.03 Ohms! > > Ted > ----- Original Message ----- > From: "Bob Blick" > To: > Sent: Thursday, February 07, 2002 10:16 PM > Subject: Re: [PIC]: Robot Motor Controller > > > I've done something like that for a fighting robot. Takes two R/C > > receiver channels and generates pwm for two motors. Treats one > > stick as fwd/rev and the other stick as left/right. One motor goes on > > each side of the bot. Also monitors the current on the h-bridges and > > limits current. Has extensive amounts of code designed to reject > > spurious signals coming from the receiver. > > > > I was planning to do a web page about it. If you can wait, then it > > would come with some explanation, but I can send it to you if you > > want to figure it out yourself. > > > > Uses a 16F876, coded in HiTech C. > > > > Cheers, > > > > Bob > > > > On 7 Feb 2002 at 18:10, Ted Mawson wrote: > > > > > To save me re-inventing the wheel, can anyone point me to a PIC project > that takes 2 Radio Control servo pulse inputs (from an R/C receiver) and > generates the PWM drive for 2 DC motors running in H bridge mode via FETs? > > > > > > Thanks, > > > > > > Ted > > > > > > -- > > > http://www.piclist.com hint: The list server can filter out subtopics > > > (like ads or off topics) for you. See http://www.piclist.com/#topics > > > > > > > > > > -- > > http://www.piclist.com hint: The list server can filter out subtopics > > (like ads or off topics) for you. See http://www.piclist.com/#topics > > > > > > -- > http://www.piclist.com hint: The PICList is archived three different > ways. See http://www.piclist.com/#archives for details. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.