16 lines
743 B
C++
16 lines
743 B
C++
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#include <new>
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#define MP_OBJ_TO_PTR2(o, t) ((t *)(uintptr_t)(o))
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// SDA/SCL on even/odd pins, I2C0/I2C1 on even/odd pairs of pins.
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#define IS_VALID_SCL(i2c, pin) (((pin) & 1) == 1 && (((pin) & 2) >> 1) == (i2c))
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#define IS_VALID_SDA(i2c, pin) (((pin) & 1) == 0 && (((pin) & 2) >> 1) == (i2c))
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#define IS_VALID_PERIPH(spi, pin) ((((pin) & 8) >> 3) == (spi))
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#define IS_VALID_SCK(spi, pin) (((pin) & 3) == 2 && IS_VALID_PERIPH(spi, pin))
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#define IS_VALID_MOSI(spi, pin) (((pin) & 3) == 3 && IS_VALID_PERIPH(spi, pin))
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#define IS_VALID_MISO(spi, pin) (((pin) & 3) == 0 && IS_VALID_PERIPH(spi, pin))
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#define m_new_class(cls, ...) new(m_new(cls, 1)) cls(__VA_ARGS__)
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#define m_del_class(cls, ptr) ptr->~cls();m_del(cls, ptr, 1)
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