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15 lines
399 B
C
15 lines
399 B
C
#ifndef __SAMD21_INTERNAL_H
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#define __SAMD21_INTERNAL_H
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// Local definitions for samd21 code
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#include <stdint.h> // uint32_t
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#define GPIO(PORT, NUM) (((PORT)-'A') * 32 + (NUM))
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#define GPIO2PORT(PIN) ((PIN) / 32)
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#define GPIO2BIT(PIN) (1<<((PIN) % 32))
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void enable_pclock(uint32_t clock_id, uint32_t pmask);
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void gpio_peripheral(uint32_t gpio, char ptype, int32_t pull_up);
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#endif // internal.h
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