12 lines
403 B
C
12 lines
403 B
C
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#ifndef __STM32GPIOMACROS_H__
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#define __STM32GPIOMACROS_H__
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#define OUTPUT(pin) (0x01U << (pin * 2))
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#define PULLUP(pin) (0x1U << (pin* 2))
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#define ALTFUNC(pin) ((0x2) << (pin * 2))
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#define PINMASK(pin) ((0x3) << (pin * 2))
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#define SETAF(PORT,PIN,AF) PORT->AFR[(PIN < 8 ? 0 : 1)] |= AF << ((PIN < 8 ? PIN : (PIN - 8)) * 4)
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#define ANALOG(pin) (0x03 << (pin * 2))
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#endif /* __STM32GPIOMACROS_H__ */
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