To control the speed of a simple DC motor using PWM | Projects › Projects › To control the speed of a simple DC motor using PWM This topic has 1 reply, 2 voices, and was last updated 12 years, 10 months ago by pramod. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts November 6, 2011 at 5:23 am #1383 mehreenParticipant Sir i need a C code for my project i.e to control the speed of simple DC motor using PWM through AT89C52 microcontroller!!!!! November 9, 2011 at 5:54 pm #6828 pramodParticipant sir, i have a robot arm using dc motor ad mcu AT89C52 but i don’t understand the circuit properly. i send you circuit please you explain me Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In