uart_arch.c File Reference

Handling of UART hardware for STM32. More...

#include "mcu_periph/uart.h"
#include "mcu_periph/gpio.h"
#include <libopencm3/stm32/gpio.h>
#include <libopencm3/stm32/rcc.h>
#include <libopencm3/stm32/usart.h>
#include <libopencm3/cm3/nvic.h>
#include "std.h"
#include <BOARD_CONFIG>

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Go to the source code of this file.

Functions
void	uart_periph_set_baudrate (struct uart_periph *p, uint32_t baud)
void	uart_periph_set_bits_stop_parity (struct uart_periph *p, uint8_t bits, uint8_t stop, uint8_t parity)
void	uart_periph_set_mode (struct uart_periph *p, bool_t tx_enabled, bool_t rx_enabled, bool_t hw_flow_control)
void	uart_put_byte (struct uart_periph *p, uint8_t data)
static void	usart_isr (struct uart_periph *p)
static void	usart_enable_irq (uint8_t IRQn)

Detailed Description

Handling of UART hardware for STM32.

Definition in file uart_arch.c.

Function Documentation

void uart_periph_set_baudrate	(	struct uart_periph *	p,
		uint32_t	baud
	)

Definition at line 42 of file uart_arch.c.

References uart_periph::baudrate, uart_periph::dev, uart_periph::reg_addr, serial_port_close(), serial_port_free(), serial_port_new(), serial_port_open_raw(), and TRACE.

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void uart_periph_set_bits_stop_parity	(	struct uart_periph *	p,
		uint8_t	bits,
		uint8_t	stop,
		uint8_t	parity
	)

Definition at line 63 of file uart_arch.c.

References uart_periph::reg_addr, UBITS_7, UPARITY_EVEN, UPARITY_ODD, and USTOP_2.

void uart_periph_set_mode	(	struct uart_periph *	p,
		bool_t	tx_enabled,
		bool_t	rx_enabled,
		bool_t	hw_flow_control
	)

Definition at line 92 of file uart_arch.c.

References uart_periph::reg_addr.

Referenced by hott_enable_receiver(), and hott_enable_transmitter().

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void uart_put_byte	(	struct uart_periph *	p,
		uint8_t	data
	)

Definition at line 112 of file uart_arch.c.

References SerialPort::fd, uart_periph::reg_addr, TRACE, TRUE, uart_periph::tx_buf, uart_periph::tx_extract_idx, uart_periph::tx_insert_idx, uart_periph::tx_running, and UART_TX_BUFFER_SIZE.

static void usart_enable_irq ( uint8_t  IRQn )

inlinestatic

Definition at line 183 of file uart_arch.c.

static void usart_isr ( struct uart_periph *  p )

inlinestatic

Definition at line 136 of file uart_arch.c.

References FALSE, uart_periph::fe_err, uart_periph::ne_err, uart_periph::ore, uart_periph::reg_addr, uart_periph::rx_buf, uart_periph::rx_extract_idx, uart_periph::rx_insert_idx, uart_periph::tx_buf, uart_periph::tx_extract_idx, uart_periph::tx_insert_idx, uart_periph::tx_running, UART_RX_BUFFER_SIZE, and UART_TX_BUFFER_SIZE.