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JeonghunLee/gist:1da9ed4d66b7fdc55267fb65d68fdf34

Last active September 10, 2019 07:52
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STM32 GCC Printf
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gistfile1.c
int __io_putchar(int ch)
{
HAL_UART_Transmit(&huart4, (uint8_t *)&ch, 1, 0xFFFF);
return ch;
}
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