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Salutations! I need guidance to choose a micro controller that can communicate with STM32F103VCT6 at the same speed through UART and has 36 PWN pins. Thank You J.

JJ..1
Associate II

23 REPLIES 23

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Dear brendi, I checked out all the variants of the STM32G474QE,CC,CB,RB,RE etc (all 12 of them) . All of them are showing only 14+12 = 26 PWM only, instead of 43.

Where as in the datasheet https://www.st.com/resource/en/datasheet/stm32g474qe.pdf it is 42. including the watch dogs.

So does that mean that this controller STM32G474QE can generate 42 independent PWM . I need only 36. Is this controller correct for me?

could you please advice. Thank you.

For the solution in the answer you have accepted as best, you can disregard the number of timer channels in the datasheet or elsewhere. It will work on any set of GPIO pins, you can take any STM32 controller that has enough pins.

Thank you all for your valuable time, knowledge and guidance.

Thank you Berendi !!! will try it out. I would use interrupts to create the pulse.