lOOK AT THE mICROCHIP WEBSITE AND LOOK IN THE aPNOTE SECTION. tHERE ARE SEVERAL NOTES ON smps USING pic'S. Regards, Jim > -------- Original Message -------- > Subject: Re: [EE] Need a cheap power supply > From: V G > Date: Wed, February 22, 2012 10:03 pm > To: "Microcontroller discussion list - Public." >=20 >=20 > On Mon, Feb 13, 2012 at 6:35 AM, wrote: >=20 > > For extra brownie points make a project out of a PIC that has a 12 bit > > ADC, and a keypad for setting the voltage, and maybe also current limit= , > > and be able to display both current and voltage. > > >=20 > Sounds like my next project. I should be able to get the PIC to drive a > switched mode power supply with its PWM, but I don't know how to make a > switched mode power supply and how to calculate the PWM values and stuff = to > create voltage/current/whatever. >=20 > Any hints? > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .