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34 lines
672 B
C
34 lines
672 B
C
#include "p_usart.h"
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "driver_init.h"
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#define DEBUG_MAX_BUFFER_SIZE (256)
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void p_usart_init(void)
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{
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usart_sync_enable(&USART_0);
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}
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int p_printf(const char* str, ...)
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{
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size_t size_str = strlen(str);
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if (size_str >= DEBUG_MAX_BUFFER_SIZE)
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{
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return -1;
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}
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uint8_t printf_buffer[DEBUG_MAX_BUFFER_SIZE];
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memset(printf_buffer, '\0', DEBUG_MAX_BUFFER_SIZE);
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va_list args;
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va_start(args, str);
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vsprintf((char*)printf_buffer, str, args);
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va_end(args);
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io_write(&USART_0.io, (const uint8_t*)printf_buffer, strlen((const char*)printf_buffer));
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return 0;
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}
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