struct Esp3PWM<'d, PwmOp, PinA, PinB, PinC, C> {
    // mcpwm_periph: MCPWM<'d, PwmOp>,
    motor_triplet: Triplet<
        PwmPin<'d, PinA, PwmOp, 0, true>,
        PwmPin<'d, PinB, PwmOp, 1, true>,
        PwmPin<'d, PinC, PwmOp, 2, true>,
    >,
    pulse_counter: unit::Unit,
    time_source: C,
}