diff options
Diffstat (limited to 'nuttx/drivers/sercomm/uart.h')
-rw-r--r-- | nuttx/drivers/sercomm/uart.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/nuttx/drivers/sercomm/uart.h b/nuttx/drivers/sercomm/uart.h new file mode 100644 index 000000000..81d7a1560 --- /dev/null +++ b/nuttx/drivers/sercomm/uart.h @@ -0,0 +1,32 @@ +#ifndef _UART_H +#define _UART_H + +#include <stdint.h> + +enum uart_baudrate { + UART_38400, + UART_57600, + UART_115200, + UART_230400, + UART_460800, + UART_614400, + UART_921600, +}; + +void uart_init(uint8_t uart, uint8_t interrupts); +void uart_putchar_wait(uint8_t uart, int c); +int uart_putchar_nb(uint8_t uart, int c); +int uart_getchar_nb(uint8_t uart, uint8_t *ch); +int uart_tx_busy(uint8_t uart); +int uart_baudrate(uint8_t uart, enum uart_baudrate bdrt); + +enum uart_irq { + UART_IRQ_TX_EMPTY, + UART_IRQ_RX_CHAR, +}; + +void uart_irq_enable(uint8_t uart, enum uart_irq irq, int on); + +void uart_poll(uint8_t uart); + +#endif /* _UART_H */ |