Encoder reading using Portenta Machine Control

Hi, dear Arduino support.
Recently, I purchased an Arduino Portenta Machine Control board and I tried to read an optical encoder using the dedicated inputs.
I was unable to use the hardware interface of the H7 processor, because the pins used in the connector are not linked to the correct timers inputs:

PJ8 TIM1_CH3N(TIM1 has NOT encoder feature) TIM8_CH1(TIM8 has NOT encoder feature)
PH12 TIM5_CH3 (we need CH1 or CH2, not 3)
PH11 TIM5_CH2 (this is the only one linked to an encoder timer input)
PC13 no timer linked
PI7 TIM8_CH3(TIM8 has NOT encoder feature)
PJ10 TIM1_CH2N(TIM1 has NOT encoder feature) TIM8_CH2(TIM8 has NOT encoder feature)

Can you please confirm that the encoder inputs on the Portenta Machine Control can NOT be read using the hardware encoder interface on the H7 processor?


adding an image

image
from the schematics

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