STM32 GPIO toggling timing issue (short delay phenomenon)

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who do someone know about the STM32 GPIO toggling timing issue?

I want get the always normal togging timming signal without the abnormal togging timming iusse.

Due to the contacted image, I have a diffcult problem that the signal timing of the One Wire protocol changed the total timing in order to decided the period of the One wire logic interface.

HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_12);
DWT_Delay_us(2); // about 2us delay time

using the STM32F722 mcu and STM32 CUBEMX/IDE

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