mirror of
https://github.com/travisgoodspeed/goodwatch
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21 lines
356 B
C
21 lines
356 B
C
/*! \file uart.h
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\brief UART Driver for the GoodWatch
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*/
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//! Set to 1 if the UART is active.
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extern int uartactive;
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//! UART buffer length.
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#define UARTBUFLEN 64
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//! UART receive buffer.
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extern uint8_t uart_buffer[];
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//! Initializes the UART if the host is listening.
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void uart_init();
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//! Transmit a byte to the UART.
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void uart_tx(uint8_t byte);
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