Picomite/PicoMiteVGA V5.07.05 release candidates

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Joined: 11/12/2012
Location: United Kingdom
Posts: 8408
Posted: 07:22pm 06 Dec 2022      

At 378MHz the PWM clock is running at 189MHz which means at c1Mhz there are only 189 clock pulses. The next value down would then be 190 clocks = 994.7 KHz and the next up 1.005MHz. At fast PWM speeds this is the limit of the pulse accuracy and the duty cycle is also affected in the same way