avr32/applications/rz600-uc3a-wireless-uart/main.c File Reference

Main file of the AVR UC3 A3 Wireless UART application.

Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries.

#include <string.h>
#include "compiler.h"
#include "board.h"
#include "sysclk.h"
#include "conf_usb.h"
#include "conf_at86rfx.h"
#include "udd.h"
#include "udc.h"
#include "udi_cdc.h"
#include "at86rfx_driver.h"

Macros
#define	BUFFER_SIZE   (200)

Typedefs
typedef enum tx_state_tag	tx_state_t
	Enum to store the current TX state of application. More...

Enumerations
enum	tx_state_tag {   TX_IDLE = 0,   TX_ONGOING }
	Enum to store the current TX state of application. More...

Functions
static void	app_task (void)
	Application task responsible for transferring bytes received from USB to RF module. More...
void	at86rfx_tal_rx_frame_cb (uint8_t *rx_frame_array)
	Callback that is called once a frame is received. More...
void	at86rfx_tal_tx_status_cb (uint8_t status)
	Callback that is called once tx is done. More...
int	main (void)
	Main function. Execution starts here. More...
void	main_cdc_disable (void)
	Called by UDI interface Callback running when USB Host disable CDC interface. More...
bool	main_cdc_enable (void)
	Called by UDI interface Callback running when USB Host enable CDC interface. More...
void	usb_rx_notify (void)
	This function is called by the USB data receive Interrupt The Receive buffer is filled in this function. More...
static void	usb_task (void)
	USB task responsible for extracting the bytes received from USB buffer. More...

Variables
static volatile bool	main_b_cdc_enable = false
static uint8_t	tx_buffer [BUFFER_SIZE]
static tx_state_t	tx_state = TX_IDLE
static uint8_t	usb_rx_buff_len = 0
static uint8_t	usb_rx_buffer [BUFFER_SIZE]
static volatile bool	usb_rx_byte_rcvd = false

#define BUFFER_SIZE   (200)

Referenced by usb_task().

typedef enum tx_state_tag tx_state_t

Enum to store the current TX state of application.

enum tx_state_tag

Enum to store the current TX state of application.

Enumerator
TX_IDLE
TX_ONGOING

static void app_task ( void  )

static

Application task responsible for transferring bytes received from USB to RF module.

References at86rfx_tx_frame(), cpu_irq_disable, cpu_irq_enable, FCS_LEN, PHY_MAX_LENGTH, tx_buffer, TX_IDLE, TX_ONGOING, tx_state, usb_rx_buff_len, and usb_rx_buffer.

Referenced by main().

void at86rfx_tal_rx_frame_cb

(

uint8_t *

rx_frame_array

)

Callback that is called once a frame is received.

Parameters

rx_frame_array

Pointer for the received frame

References FCS_LEN, and udi_cdc_write_buf().

void at86rfx_tal_tx_status_cb

(

uint8_t

status

)

Callback that is called once tx is done.

Parameters

status

Status of the transmission procedure

References AT86RFX_CHANNEL_ACCESS_FAILURE, AT86RFX_SUCCESS, at86rfx_tx_frame(), FCS_LEN, test_assert_true, tx_buffer, TX_IDLE, tx_state, and udi_cdc_write_buf().

int main

(

void

)

Main function. Execution starts here.

References app_task(), Assert, at86rfx_init(), AT86RFX_SUCCESS, at86rfx_task(), board_init(), cpu_irq_enable, irq_initialize_vectors, sysclk_init(), udc_start(), and usb_task().

void main_cdc_disable

(

void

)

Called by UDI interface Callback running when USB Host disable CDC interface.

Called by CDC interface Callback running when USB Host disable cdc interface.

References main_b_cdc_enable, and main_b_cdc_enumerated.

bool main_cdc_enable

(

void

)

Called by UDI interface Callback running when USB Host enable CDC interface.

Called by CDC interface Callback running when USB Host enable CDC interface.

Return values

true	if CDC startup is ok

References main_b_cdc_enable, and main_b_cdc_enumerated.

static void usb_task ( void  )

static

USB task responsible for extracting the bytes received from USB buffer.

volatile bool main_b_cdc_enable = false

static

Referenced by main_cdc_disable(), main_cdc_enable(), and usb_task().

uint8_t tx_buffer[BUFFER_SIZE]

static

Referenced by app_task(), at86rfx_tal_tx_status_cb(), and run_at86rfx_tx_test().

tx_state_t tx_state = TX_IDLE

static

Referenced by app_task(), and at86rfx_tal_tx_status_cb().

uint8_t usb_rx_buff_len = 0

static

Referenced by app_task(), and usb_task().

uint8_t usb_rx_buffer[BUFFER_SIZE]

static

Referenced by app_task(), and usb_task().

volatile bool usb_rx_byte_rcvd = false

static

Referenced by usb_rx_notify(), and usb_task().