Enum

Overview

Enumerations
enum	hal_uart_baudrate_t {   HAL_UART_BAUDRATE_110 = 0,   HAL_UART_BAUDRATE_300 = 1,   HAL_UART_BAUDRATE_1200 = 2,   HAL_UART_BAUDRATE_2400 = 3,   HAL_UART_BAUDRATE_4800 = 4,   HAL_UART_BAUDRATE_9600 = 5,   HAL_UART_BAUDRATE_19200 = 6,   HAL_UART_BAUDRATE_38400 = 7,   HAL_UART_BAUDRATE_57600 = 8,   HAL_UART_BAUDRATE_115200 = 9,   HAL_UART_BAUDRATE_230400 = 10,   HAL_UART_BAUDRATE_460800 = 11,   HAL_UART_BAUDRATE_921600 = 12,   HAL_UART_BAUDRATE_MAX }
	This enum defines baud rate of the UART frame. More...
enum	hal_uart_word_length_t {   HAL_UART_WORD_LENGTH_5 = 0,   HAL_UART_WORD_LENGTH_6 = 1,   HAL_UART_WORD_LENGTH_7 = 2,   HAL_UART_WORD_LENGTH_8 = 3 }
	This enum defines word length of the UART frame. More...
enum	hal_uart_stop_bit_t {   HAL_UART_STOP_BIT_1 = 0,   HAL_UART_STOP_BIT_2 = 1 }
	This enum defines stop bit of the UART frame. More...
enum	hal_uart_parity_t {   HAL_UART_PARITY_NONE = 0,   HAL_UART_PARITY_ODD = 1,   HAL_UART_PARITY_EVEN = 2 }
	This enum defines parity of the UART frame. More...
enum	hal_uart_status_t {   HAL_UART_STATUS_ERROR_PARAMETER = -4,   HAL_UART_STATUS_ERROR_BUSY = -3,   HAL_UART_STATUS_ERROR_UNINITIALIZED = -2,   HAL_UART_STATUS_ERROR = -1,   HAL_UART_STATUS_OK = 0 }
	This enum defines return status of the UART HAL public API. More...
enum	hal_uart_callback_event_t {   HAL_UART_EVENT_TRANSACTION_ERROR = -1,   HAL_UART_EVENT_READY_TO_READ = 1,   HAL_UART_EVENT_READY_TO_WRITE = 2 }
	This enum defines the UART event when an interrupt occurs. More...
enum	hal_uart_port_t {   HAL_UART_0 = 0,   HAL_UART_1 = 1,   HAL_UART_MAX }
	UART port index We have total 2 UART ports. More...

Enumeration Type Documentation

enum hal_uart_baudrate_t

This enum defines baud rate of the UART frame.

Enumerator
HAL_UART_BAUDRATE_110	Defines UART baudrate as 110 bps.
HAL_UART_BAUDRATE_300	Defines UART baudrate as 300 bps.
HAL_UART_BAUDRATE_1200	Defines UART baudrate as 1200 bps.
HAL_UART_BAUDRATE_2400	Defines UART baudrate as 2400 bps.
HAL_UART_BAUDRATE_4800	Defines UART baudrate as 4800 bps.
HAL_UART_BAUDRATE_9600	Defines UART baudrate as 9600 bps.
HAL_UART_BAUDRATE_19200	Defines UART baudrate as 19200 bps.
HAL_UART_BAUDRATE_38400	Defines UART baudrate as 38400 bps.
HAL_UART_BAUDRATE_57600	Defines UART baudrate as 57600 bps.
HAL_UART_BAUDRATE_115200	Defines UART baudrate as 115200 bps.
HAL_UART_BAUDRATE_230400	Defines UART baudrate as 230400 bps.
HAL_UART_BAUDRATE_460800	Defines UART baudrate as 460800 bps.
HAL_UART_BAUDRATE_921600	Defines UART baudrate as 921600 bps.
HAL_UART_BAUDRATE_MAX	Defines maximum enum value of UART baudrate.

enum hal_uart_callback_event_t

This enum defines the UART event when an interrupt occurs.

Enumerator
HAL_UART_EVENT_TRANSACTION_ERROR	Indicates if there is a transaction error when receiving data.
HAL_UART_EVENT_READY_TO_READ	Indicates if there is enough data available in the RX buffer for the user to read from.
HAL_UART_EVENT_READY_TO_WRITE	Indicates if there is enough free space available in the TX buffer for the user to write into.

enum hal_uart_parity_t

This enum defines parity of the UART frame.

Enumerator
HAL_UART_PARITY_NONE	Defines UART parity as none.
HAL_UART_PARITY_ODD	Defines UART parity as odd.
HAL_UART_PARITY_EVEN	Defines UART parity as even.

enum hal_uart_port_t

UART port index We have total 2 UART ports.

And UART0 and UART1 support hardware flow control.

UART port	hardware flow control
UART0	V
UART1	V

Enumerator
HAL_UART_0	uart port0
HAL_UART_1	uart port1

enum hal_uart_status_t

This enum defines return status of the UART HAL public API.

User should check return value after calling these APIs.

Enumerator
HAL_UART_STATUS_ERROR_PARAMETER	Invalid user input parameter.
HAL_UART_STATUS_ERROR_BUSY	UART port is currently in use.
HAL_UART_STATUS_ERROR_UNINITIALIZED	UART port has not been initialized.
HAL_UART_STATUS_ERROR	UART driver detected a common error.
HAL_UART_STATUS_OK	UART function executed successfully.

enum hal_uart_stop_bit_t

This enum defines stop bit of the UART frame.

Enumerator
HAL_UART_STOP_BIT_1	Defines UART stop bit as 1 bit per frame.
HAL_UART_STOP_BIT_2	Defines UART stop bit as 2 bits per frame.

enum hal_uart_word_length_t

This enum defines word length of the UART frame.

Enumerator
HAL_UART_WORD_LENGTH_5	Defines UART word length as 5 bits per frame.
HAL_UART_WORD_LENGTH_6	Defines UART word length as 6 bits per frame.
HAL_UART_WORD_LENGTH_7	Defines UART word length as 7 bits per frame.
HAL_UART_WORD_LENGTH_8	Defines UART word length as 8 bits per frame.