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a1eebc507eda8f5ec052d0ef0450c52f2320e106
micropython/ports/samd/machine_uart.c
robert-hh a1eebc507e samd/machine_spi: Register SerCom objects as root pointers. 
Protect SerCom (UART, SPI, I2C) objects from getting freed by the GC when
they go out of scope without being deinitialized.  Otherwise the ISR of a
Sercom may access an invalid data structure.
2022-10-25 23:48:37 +11:00

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