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PWM problem at usec

Created by: life77 at: 10/25/2007 2:57 PM (1 Replies)

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10/25/2007 2:57 PM	Rate (0)
life77 Posts: 1 Rating: (0)	CPU224XP generates a good PWM signal at msec. buthere isa problem about PWM output at usec. At usec mode PWM signal frequency is correct when I measure via scope. But the signal form likes a triangle signal. I want to generate 1kHz PWM signal.The problem signal is in attachment. Attachment pwm.JPG (283 Downloads)
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10/25/2007 3:26 PM	Rate (0)
Helmut_13 Posts: 2930 Rating: (432)	Hi, have you cnnected the min. load of 10% to the output? Here the note from the manual: regards Helmut Attachment PWM min Load.jpg (315 Downloads)
Helmut_13 Posts: 2930 Rating: (432)
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