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qmk_firmware/ps2_usb/sendchar_usart.c

59 lines
1.0 KiB
C

#include <stdint.h>
#include "oddebug.h"
#include "sendchar.h"
/* from oddebug.h */
#if defined UBRR
# define ODDBG_UBRR UBRR
#elif defined UBRRL
# define ODDBG_UBRR UBRRL
#elif defined UBRR0
# define ODDBG_UBRR UBRR0
#elif defined UBRR0L
# define ODDBG_UBRR UBRR0L
#endif
#if defined UCR
# define ODDBG_UCR UCR
#elif defined UCSRB
# define ODDBG_UCR UCSRB
#elif defined UCSR0B
# define ODDBG_UCR UCSR0B
#endif
#if defined TXEN
# define ODDBG_TXEN TXEN
#else
# define ODDBG_TXEN TXEN0
#endif
#if defined USR
# define ODDBG_USR USR
#elif defined UCSRA
# define ODDBG_USR UCSRA
#elif defined UCSR0A
# define ODDBG_USR UCSR0A
#endif
#if defined UDRE
# define ODDBG_UDRE UDRE
#else
# define ODDBG_UDRE UDRE0
#endif
#if defined UDR
# define ODDBG_UDR UDR
#elif defined UDR0
# define ODDBG_UDR UDR0
#endif
/* from oddebug.c */
int8_t sendchar(uint8_t c)
{
while(!(ODDBG_USR & (1 << ODDBG_UDRE))); /* wait for data register empty */
ODDBG_UDR = c;
return 1;
}