Mikrokontrollersystemer-gruppe-4/mikrokontrollersystemer-prosjekt
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This commit is contained in:
Sebastian H. Gabrielli 2024-03-06 15:55:56 +01:00
parent 06beadfe68
commit 7dd8b67378
1 changed files with 6 additions and 1 deletions
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prosjekt.X/uart.h
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@ -20,9 +20,14 @@ extern "C" {
#endif #endif
#define USART3_BAUD_RATE(BAUD_RATE) ((float)(F_CPU * 64 / (16 * (float)BAUD_RATE)) + 0.5) #define USART3_BAUD_RATE(BAUD_RATE) ((float)(F_CPU * 64 / (16 * (float)BAUD_RATE)) + 0.5)
// Initialize the USART3 controller
void init_uart(uint16_t baud); void init_uart(uint16_t baud);
// Send a single character over UART
void USART3_sendChar(char c); void USART3_sendChar(char c);
// Send a string of characters over UART
int USART3_printChar(char c, FILE *stream); int USART3_printChar(char c, FILE *stream);
static FILE USART_stream = FDEV_SETUP_STREAM(USART3_printChar, NULL, _FDEV_SETUP_WRITE); static FILE USART_stream = FDEV_SETUP_STREAM(USART3_printChar, NULL, _FDEV_SETUP_WRITE);