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GPIO pins don't work after use TWIM

Pins are denied to work as GPIO after the TWIM "Initialization -> Deinitialization" cycle.

After deinitialization, respectively, disable pins from the periphery, using the function nrf_pin_cfg_default()
But their further use as GPIO pins remains impossible (the log levels do not change)

Before the first TWIM initialization, the pins function normally.

TWI instance and pins used:

TWIM1
NRF_GPIO_PIN_MAP(0, 7) // I2C SDA
NRF_GPIO_PIN_MAP(0, 6) // I2C SCL

In continuation of this topichttps://devzone.nordicsemi.com/support/220139

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