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7533700393
It's really a UART because there is no external clock line (and hence no synchronous ability, at least in the implementation of this module). USART should be reserved for a module that has "S"ynchronous capabilities. Also, UART is shorter and easier to type :)
31 lines
912 B
C
31 lines
912 B
C
typedef enum {
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PYB_UART_NONE = 0,
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PYB_UART_1 = 1,
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PYB_UART_2 = 2,
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PYB_UART_3 = 3,
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PYB_UART_4 = 4,
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PYB_UART_5 = 5,
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PYB_UART_6 = 6,
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#if defined(PYBV10)
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PYB_UART_XA = 4, // UART4 on X1, X2 = PA0, PA1
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PYB_UART_XB = 1, // USART1 on X9, X10 = PB6, PB7
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PYB_UART_YA = 6, // USART6 on Y1, Y2 = PC6, PC7
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PYB_UART_YB = 3, // USART3 on Y9, Y10 = PB10, PB11
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#endif
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} pyb_uart_t;
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typedef struct _pyb_uart_obj_t pyb_uart_obj_t;
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extern pyb_uart_obj_t *pyb_uart_global_debug;
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extern const mp_obj_type_t pyb_uart_type;
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bool uart_init(pyb_uart_obj_t *uart_obj, uint32_t baudrate);
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bool uart_rx_any(pyb_uart_obj_t *uart_obj);
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int uart_rx_char(pyb_uart_obj_t *uart_obj);
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void uart_tx_str(pyb_uart_obj_t *uart_obj, const char *str);
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void uart_tx_strn(pyb_uart_obj_t *uart_obj, const char *str, uint len);
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void uart_tx_strn_cooked(pyb_uart_obj_t *uart_obj, const char *str, uint len);
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