usb_cdc.c File Reference

USB CDC binding of the USB link (see usb_cdc.h). More...

#include "usb_cdc.h"
#include "usb_link.h"
#include "usbd_core.h"
#include "usbd_cdc.h"
#include "usbd_desc.h"

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Functions
static int8_t	itf_init (void)
static int8_t	itf_deinit (void)
static int8_t	itf_control (uint8_t cmd, uint8_t *p, uint16_t len)
static int8_t	itf_receive (uint8_t *buf, uint32_t *len)
static int8_t	itf_tx_done (uint8_t *buf, uint32_t *len, uint8_t ep)
int	usb_cdc_init (void)
	0 = started
uint8_t	usb_cdc_configured (void)
	enumerated by a host
void	usb_cdc_pump (void)

Variables
static USBD_HandleTypeDef	s_dev
static uint8_t	s_rx [CDC_DATA_FS_MAX_PACKET_SIZE]
static uint8_t	s_tx [2048]
static USBD_CDC_LineCodingTypeDef	s_line = { 115200u, 0u, 0u, 8u }
static USBD_CDC_ItfTypeDef	s_itf = { itf_init, itf_deinit, itf_control, itf_receive, itf_tx_done }

Detailed Description

USB CDC binding of the USB link (see usb_cdc.h).

Definition in file usb_cdc.c.

Function Documentation

itf_init()

static int8_t itf_init ( void  )

static

Definition at line 16 of file usb_cdc.c.

References s_dev, s_rx, and s_tx.

itf_deinit()

static int8_t itf_deinit ( void  )

static

Definition at line 23 of file usb_cdc.c.

itf_control()

static int8_t itf_control ( uint8_t  cmd, uint8_t *  p, uint16_t  len  )

static

Definition at line 25 of file usb_cdc.c.

References cmd(), s_line, and usbl_set_dtr().

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itf_receive()

static int8_t itf_receive ( uint8_t *  buf, uint32_t *  len  )

static

Definition at line 45 of file usb_cdc.c.

References s_dev, s_rx, and usbl_rx_isr().

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itf_tx_done()

static int8_t itf_tx_done ( uint8_t *  buf, uint32_t *  len, uint8_t  ep  )

static

Definition at line 53 of file usb_cdc.c.

usb_cdc_init()

int usb_cdc_init

(

void

)

0 = started

Definition at line 61 of file usb_cdc.c.

References ACW_FS_Desc, DEVICE_FS, s_dev, and s_itf.

Referenced by app_start().

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usb_cdc_configured()

uint8_t usb_cdc_configured

(

void

)

enumerated by a host

Definition at line 70 of file usb_cdc.c.

References s_dev.

Referenced by usb_cdc_pump().

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usb_cdc_pump()

void usb_cdc_pump

(

void

)

Definition at line 72 of file usb_cdc.c.

References n, s_dev, s_tx, usb_cdc_configured(), usbl_set_configured(), usbl_tx_consume(), usbl_tx_flush(), and usbl_tx_peek().

Referenced by app_start().

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Variable Documentation

s_dev

USBD_HandleTypeDef s_dev

static

Definition at line 11 of file usb_cdc.c.

Referenced by itf_init(), itf_receive(), usb_cdc_configured(), usb_cdc_init(), and usb_cdc_pump().

s_rx

uint8_t s_rx[CDC_DATA_FS_MAX_PACKET_SIZE]

static

Definition at line 12 of file usb_cdc.c.

Referenced by itf_init(), and itf_receive().

s_tx

uint8_t s_tx[2048]

static

Definition at line 13 of file usb_cdc.c.

Referenced by itf_init(), and usb_cdc_pump().

s_line

USBD_CDC_LineCodingTypeDef s_line = { 115200u, 0u, 0u, 8u }

static

Definition at line 14 of file usb_cdc.c.

Referenced by itf_control().

s_itf

USBD_CDC_ItfTypeDef s_itf = { itf_init, itf_deinit, itf_control, itf_receive, itf_tx_done }

static

Definition at line 59 of file usb_cdc.c.

Referenced by usb_cdc_init().