diff options
Diffstat (limited to 'ports/stm32/uart.h')
| -rw-r--r-- | ports/stm32/uart.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/ports/stm32/uart.h b/ports/stm32/uart.h index 62676fb91..9a38db593 100644 --- a/ports/stm32/uart.h +++ b/ports/stm32/uart.h @@ -26,7 +26,7 @@ #ifndef MICROPY_INCLUDED_STM32_UART_H #define MICROPY_INCLUDED_STM32_UART_H -struct _mp_irq_obj_t; +#include "lib/utils/mpirq.h" typedef enum { PYB_UART_NONE = 0, @@ -45,6 +45,12 @@ typedef enum { #define CHAR_WIDTH_8BIT (0) #define CHAR_WIDTH_9BIT (1) +// OR-ed IRQ flags which are allowed to be used by the user +#define MP_UART_ALLOWED_FLAGS UART_FLAG_IDLE + +// OR-ed IRQ flags which should not be touched by the user +#define MP_UART_RESERVED_FLAGS UART_FLAG_RXNE + typedef struct _pyb_uart_obj_t { mp_obj_base_t base; USART_TypeDef *uartx; @@ -62,16 +68,18 @@ typedef struct _pyb_uart_obj_t { byte *read_buf; // byte or uint16_t, depending on char size uint16_t mp_irq_trigger; // user IRQ trigger mask uint16_t mp_irq_flags; // user IRQ active IRQ flags - struct _mp_irq_obj_t *mp_irq_obj; // user IRQ object + mp_irq_obj_t *mp_irq_obj; // user IRQ object } pyb_uart_obj_t; extern const mp_obj_type_t pyb_uart_type; +extern const mp_irq_methods_t uart_irq_methods; void uart_init0(void); void uart_deinit_all(void); bool uart_exists(int uart_id); bool uart_init(pyb_uart_obj_t *uart_obj, uint32_t baudrate, uint32_t bits, uint32_t parity, uint32_t stop, uint32_t flow); +void uart_irq_config(pyb_uart_obj_t *self, bool enable); void uart_set_rxbuf(pyb_uart_obj_t *self, size_t len, void *buf); void uart_deinit(pyb_uart_obj_t *uart_obj); void uart_irq_handler(mp_uint_t uart_id); |