serial_bridge.c File Reference

Handles Serial bridge driver functionalities.

Copyright (c) 2017-2018 Microchip Technology Inc. and its subsidiaries.

#include "asf.h"
#include "serial_bridge.h"
#include "conf_serialbridge.h"
#include "serial_fifo.h"
#include "ble_utils.h"
#include "conf_serialdrv.h"

Functions
void	platform_dtm_interface_receive (uint8_t rx_data)
void	platform_start_rx (void)
uint8_t	serial_bridge_init (void)
	This module performs serial input/output functionalities via UART. More...
void	serial_bridge_task (void)
	Bridges the UARTS. More...
static void	serial_drv_edbg_read_cb (struct usart_module *const module)
static void	serial_drv_edbg_write_cb (struct usart_module *const module)
static uint8_t	serial_eread_byte (uint16_t *data)

Variables
static uint8_t	ble_eusart_rx_buf [BLE_MAX_RX_PAYLOAD_SIZE]
static ser_fifo_desc_t	ble_eusart_rx_fifo
static uint8_t	ble_eusart_tx_buf [BLE_MAX_TX_PAYLOAD_SIZE]
static ser_fifo_desc_t	ble_eusart_tx_fifo
uint8_t	ble_usart_rx_buf [BLE_MAX_RX_PAYLOAD_SIZE]
ser_fifo_desc_t	ble_usart_rx_fifo
static uint8_t	ble_usart_tx_buf [BLE_MAX_TX_PAYLOAD_SIZE]
ser_fifo_desc_t	ble_usart_tx_fifo
static struct usart_module	eusart_instance
static uint16_t	g_etxdata
static uint16_t	g_txdata
static uint16_t	rx_edata
struct usart_module	usart_instance

void platform_dtm_interface_receive

(

uint8_t

rx_data

)

References platform_start_rx, and ser_fifo_push_uint8().

Referenced by ble_init().

void platform_start_rx

(

void

)

References rx_data, and serial_read_byte().

uint8_t serial_bridge_init

(

void

)

This module performs serial input/output functionalities via UART.

Initializes the Serial IO Module

Returns

STATUS_OK for successful initialization and FAILURE incase the IO is not initialized

References usart_config::baudrate, ble_eusart_rx_buf, ble_eusart_tx_buf, BLE_MAX_RX_PAYLOAD_SIZE, BLE_MAX_TX_PAYLOAD_SIZE, ble_usart_rx_buf, ble_usart_tx_buf, CONF_SB_BAUDRATE, CONF_SB_MUX_SETTING, CONF_SB_PINMUX_PAD0, CONF_SB_PINMUX_PAD1, CONF_SB_PINMUX_PAD2, CONF_SB_PINMUX_PAD3, CONF_SB_USART_MODULE, eusart_instance, GCLK_GENERATOR_0, usart_config::generator_source, usart_config::mux_setting, usart_config::pinmux_pad0, usart_config::pinmux_pad1, usart_config::pinmux_pad2, usart_config::pinmux_pad3, rx_edata, ser_fifo_init(), serial_drv_edbg_read_cb(), serial_drv_edbg_write_cb(), serial_eread_byte(), STATUS_OK, USART_CALLBACK_BUFFER_RECEIVED, USART_CALLBACK_BUFFER_TRANSMITTED, usart_enable(), usart_enable_callback(), usart_get_config_defaults(), usart_init(), and usart_register_callback().

Referenced by main().

void serial_bridge_task

(

void

)

Bridges the UARTS.

Parameters

Takes

the data from one USART Rx to other USART Tx and vice versa

Returns

None

References eusart_instance, g_etxdata, g_txdata, LED0, LED_Toggle, SER_FIFO_OK, ser_fifo_pull_uint8(), ser_fifo_push_uint8(), STATUS_OK, usart_get_job_status(), usart_instance, USART_TRANSCEIVER_TX, and usart_write_job().

Referenced by main().

static void serial_drv_edbg_read_cb ( struct usart_module *const  module )

static

References rx_edata, ser_fifo_push_uint8(), serial_eread_byte(), and STATUS_BUSY.

Referenced by serial_bridge_init().

static void serial_drv_edbg_write_cb ( struct usart_module *const  module )

static

References eusart_instance, g_etxdata, SER_FIFO_OK, ser_fifo_pull_uint8(), STATUS_OK, and usart_write_job().

Referenced by serial_bridge_init().

static uint8_t serial_eread_byte ( uint16_t *  data )

static

References eusart_instance, and usart_read_job().

Referenced by serial_bridge_init(), and serial_drv_edbg_read_cb().

uint8_t ble_eusart_rx_buf[BLE_MAX_RX_PAYLOAD_SIZE]

static

Referenced by serial_bridge_init().

ser_fifo_desc_t ble_eusart_rx_fifo

static

uint8_t ble_eusart_tx_buf[BLE_MAX_TX_PAYLOAD_SIZE]

static

Referenced by serial_bridge_init().

ser_fifo_desc_t ble_eusart_tx_fifo

static

uint8_t ble_usart_rx_buf[BLE_MAX_RX_PAYLOAD_SIZE]

Referenced by serial_bridge_init().

ser_fifo_desc_t ble_usart_rx_fifo

uint8_t ble_usart_tx_buf[BLE_MAX_TX_PAYLOAD_SIZE]

static

Referenced by serial_bridge_init().

ser_fifo_desc_t ble_usart_tx_fifo

struct usart_module eusart_instance

static

Referenced by serial_bridge_init(), serial_bridge_task(), serial_drv_edbg_write_cb(), and serial_eread_byte().

uint16_t g_etxdata

static

Referenced by serial_bridge_task(), and serial_drv_edbg_write_cb().

uint16_t g_txdata

static

Referenced by serial_bridge_task().

uint16_t rx_edata

static

Referenced by serial_bridge_init(), and serial_drv_edbg_read_cb().

struct usart_module usart_instance

Referenced by configure_serial_drv(), platform_serial_drv_tx_status(), platform_set_ble_rts_high(), platform_set_ble_rts_low(), serial_bridge_task(), serial_drv_send(), serial_read_byte(), serial_read_data(), and usart_configure_flowcontrol().