UART functions.
Copyright (c) 2009-2018 Microchip Technology Inc. and its subsidiaries.
Functions | |
void | uart_close (uint8_t port) |
Closes communication line. More... | |
void | uart_config (uint8_t port, usb_cdc_line_coding_t *cfg) |
Configures communication line. More... | |
void | uart_open (uint8_t port) |
Opens communication line. More... | |
void | uart_rx_notify (uint8_t port) |
Called by CDC interface Callback running when CDC device have received data. More... | |
void uart_close | ( | uint8_t | port | ) |
Closes communication line.
References UNUSED, USART_BASE, USART_DISABLE, and usart_disable_interrupt().
Referenced by main_cdc_disable().
void uart_config | ( | uint8_t | port, |
usb_cdc_line_coding_t * | cfg | ||
) |
Configures communication line.
cfg | line configuration |
References sam_usart_opt_t::baudrate, usb_cdc_line_coding_t::bCharFormat, usb_cdc_line_coding_t::bDataBits, usb_cdc_line_coding_t::bParityType, CDC_PAR_EVEN, CDC_PAR_MARK, CDC_PAR_NONE, CDC_PAR_ODD, CDC_PAR_SPACE, CDC_STOP_BITS_1, CDC_STOP_BITS_1_5, CDC_STOP_BITS_2, sam_usart_opt_t::channel_mode, sam_usart_opt_t::char_length, usb_cdc_line_coding_t::dwDTERate, LE32_TO_CPU, sam_usart_opt_t::parity_type, sam_usart_opt_t::stop_bits, sysclk_get_peripheral_hz(), UNUSED, USART_BASE, usart_disable_interrupt(), usart_enable_interrupt(), usart_enable_rx(), usart_enable_tx(), usart_get_interrupt_mask(), and usart_init_rs232().
void uart_open | ( | uint8_t | port | ) |
Opens communication line.
References sysclk_get_peripheral_hz(), UNUSED, USART_BASE, USART_ENABLE, usart_enable_interrupt(), usart_enable_rx(), usart_enable_tx(), usart_init_rs232(), USART_INT_IRQn, USART_INT_LEVEL, and USART_PERIPH_CLK_ENABLE.
Referenced by main_cdc_enable().
void uart_rx_notify | ( | uint8_t | port | ) |
Called by CDC interface Callback running when CDC device have received data.
References UNUSED, USART_BASE, usart_enable_interrupt(), usart_enable_tx(), and usart_get_interrupt_mask().