22 lines
560 B
C
22 lines
560 B
C
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#ifndef __STM32F4_INTERNAL_H
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#define __STM32F4_INTERNAL_H
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// Local definitions for STM32F4 code
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#include "stm32f4xx.h"
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#define GPIO(PORT, NUM) (((PORT)-'A') * 16 + (NUM))
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#define GPIO2PORT(PIN) ((PIN) / 16)
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#define GPIO2BIT(PIN) (1<<((PIN) % 16))
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#define GPIO_INPUT 0
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#define GPIO_OUTPUT 1
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#define GPIO_FUNCTION 2
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#define GPIO_ANALOG 3
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void enable_pclock(uint32_t periph_base);
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uint32_t get_pclock_frequency(uint32_t periph_base);
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void clock_setup(void);
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void gpio_peripheral(uint32_t gpio, uint32_t mode, uint32_t func, int pullup);
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#endif // internal.h
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