/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
/* USER CODE BEGIN 7 */
USBD_CDC_SetTxBuffer(hUsbDevice_0, Buf, Len);
result = USBD_CDC_TransmitPacket(hUsbDevice_0);
/* USER CODE END 7 */
return result;
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
/* USER CODE BEGIN 8 */
// HERE was bug! Kill them!
// USBD_CDC_SetTxBuffer(hUsbDevice_0, UserTxBufferFS, Len);
// I do it for you
USBD_CDC_SetTxBuffer(hUsbDevice_0, Buf, Len);
result = USBD_CDC_TransmitPacket(hUsbDevice_0);
/* USER CODE END 8 */
return result;
}
void VCP_Flush()
{
if (sizeBuffer)
{
USBD_CDC_HandleTypeDef *pCDC = handleUSBD.pClassData;
while (pCDC->TxState == 1) {};
USBD_CDC_SetTxBuffer(&handleUSBD, buffSend, sizeBuffer);
USBD_CDC_TransmitPacket(&handleUSBD);
while (pCDC->TxState == 1) {};
}
sizeBuffer = 0;
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
/* USER CODE BEGIN 7 */
USBD_CDC_HandleTypeDef *hcdc = (USBD_CDC_HandleTypeDef*)hUsbDeviceFS.pClassData;
if (hcdc->TxState != 0){
return USBD_BUSY;
}
USBD_CDC_SetTxBuffer(&hUsbDeviceFS, Buf, Len);
result = USBD_CDC_TransmitPacket(&hUsbDeviceFS);
/* USER CODE END 7 */
return result;
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* buffer, uint16_t size)
{
/* USER CODE BEGIN 7 */
uint16_t idx = 0;
uint16_t usbBufferSize = APP_TX_DATA_SIZE - 1;
while( size > usbBufferSize )
{
USBD_CDC_SetTxBuffer( hUsbDevice_0, buffer + idx, usbBufferSize );
size -= usbBufferSize;
idx += usbBufferSize;
while( USBD_CDC_TransmitPacket( hUsbDevice_0 ) != USBD_OK );
}
if( size != 0 )
{
USBD_CDC_SetTxBuffer( hUsbDevice_0, buffer + idx, size );
while( USBD_CDC_TransmitPacket( hUsbDevice_0 ) != USBD_OK );
}
/* USER CODE END 7 */
return USBD_OK;
}
/**
* @brief CDC_Receive_FS
* Data received over USB OUT endpoint are sent over CDC interface
* through this function.
*
* @note
* This function will block any OUT packet reception on USB endpoint
* untill exiting this function. If you exit this function before transfer
* is complete on CDC interface (ie. using DMA controller) it will result
* in receiving more data while previous ones are still not sent.
*
* @param Buf: Buffer of data to be received
* @param Len: Number of data received (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t CDC_Receive_FS (uint8_t* Buf, uint32_t *Len)
{
uint32_t i;
/* USER CODE BEGIN 7 */
for (i = 0; i < *Len; i++)
UserTxBufferFS[i] = UserRxBufferFS[i];
USBD_CDC_SetTxBuffer(&hUsbDeviceFS, &UserTxBufferFS[0], *Len);
USBD_CDC_TransmitPacket(&hUsbDeviceFS);
USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &UserRxBufferFS[0]);
USBD_CDC_ReceivePacket(&hUsbDeviceFS);
return (USBD_OK);
/* USER CODE END 7 */
}
void VCP_SendDataAsinch(uint8 *buffer, int size)
{
const int SIZE_BUFFER = 64;
#ifdef WIN32
static uint8 *trBuf;
#else
static uint8 trBuf[SIZE_BUFFER];
#endif
size = Math_MinInt(size, SIZE_BUFFER);
while (!PrevSendingComplete()) {};
memcpy(trBuf, buffer, size);
USBD_CDC_SetTxBuffer(&handleUSBD, trBuf, size);
USBD_CDC_TransmitPacket(&handleUSBD);
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
int i =0;
/* USER CODE BEGIN 7 */
USBD_CDC_HandleTypeDef *hcdc = (USBD_CDC_HandleTypeDef*)hUsbDevice_0->pClassData;
for(i=0;i<Len;i++){
TxBuffer[i] = Buf[i];
}
while (hcdc->TxState != 0);
USBD_CDC_SetTxBuffer(hUsbDevice_0, TxBuffer, Len);
result = USBD_CDC_TransmitPacket(hUsbDevice_0);
while (hcdc->TxState != 0);
/* USER CODE END 7 */
return result;
}
/**
* @brief CDC_Receive_FS
* Data received over USB OUT endpoint are sent over CDC interface
* through this function.
*
* @note
* This function will block any OUT packet reception on USB endpoint
* untill exiting this function. If you exit this function before transfer
* is complete on CDC interface (ie. using DMA controller) it will result
* in receiving more data while previous ones are still not sent.
*
* @param Buf: Buffer of data to be received
* @param Len: Number of data received (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t CDC_Receive_FS (uint8_t* Buf, uint32_t *Len)
{
/* USER CODE BEGIN 7 */
// uncomment this for you know what
//#define CDCecho
#ifdef CDCecho
for (int i = 0; i < *Len; i++)
UserTxBufferFS[i] = UserRxBufferFS[i];
USBD_CDC_SetTxBuffer(&hUsbDeviceFS, &UserTxBufferFS[0], *Len);
USBD_CDC_TransmitPacket(&hUsbDeviceFS);
USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &UserRxBufferFS[0]);
USBD_CDC_ReceivePacket(&hUsbDeviceFS);
#endif
return (USBD_OK);
/* USER CODE END 7 */
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
/* USER CODE BEGIN 8 */
// Если устройство не подключено
if( hUsbDevice_0 == 0 )
return USBD_FAIL;
// Скопировать буффер
memcpy ( UserTxBufferFS, Buf, Len );
// Отправить буфер
USBD_CDC_SetTxBuffer(hUsbDevice_0, UserTxBufferFS, Len);
result = USBD_CDC_TransmitPacket(hUsbDevice_0);
/* USER CODE END 8 */
return result;
}
static uint8_t USBD_CDC_SOF (struct _USBD_HandleTypeDef *pdev)
{
uint32_t buffsize, write_index;
USBD_CDC_HandleTypeDef *hcdc = context;
unsigned index;
for (index = 0; index < NUM_OF_CDC_UARTS; index++,hcdc++)
{
write_index = INBOUND_BUFFER_SIZE - hcdc->hdma_rx.Instance->CNDTR;
/* the circular DMA should reset CNDTR when it reaches zero, but just in case it is briefly zero, we fix the value */
if (INBOUND_BUFFER_SIZE == write_index)
write_index = 0;
if(hcdc->InboundBufferReadIndex != write_index)
{
if(hcdc->InboundBufferReadIndex > write_index)
{
/* write index has looped around, so send partial data from the write index to the end of the buffer */
buffsize = INBOUND_BUFFER_SIZE - hcdc->InboundBufferReadIndex;
}
else
{
/* send all data between read index and write index */
buffsize = write_index - hcdc->InboundBufferReadIndex;
}
if(USBD_CDC_TransmitPacket(pdev, index, hcdc->InboundBufferReadIndex, buffsize) == USBD_OK)
{
hcdc->InboundBufferReadIndex += buffsize;
/* if we've reached the end of the buffer, loop around to the beginning */
if (hcdc->InboundBufferReadIndex == INBOUND_BUFFER_SIZE)
{
hcdc->InboundBufferReadIndex = 0;
}
}
}
if (hcdc->OutboundTransferNeedsRenewal) /* if there is a lingering request needed due to a HAL_BUSY, retry it */
USBD_CDC_ReceivePacket(pdev, index);
}
return USBD_OK;
}
/**
* @brief CDC_Receive_FS
* Data received over USB OUT endpoint are sent over CDC interface
* through this function.
*
* @note
* This function will block any OUT packet reception on USB endpoint
* untill exiting this function. If you exit this function before transfer
* is complete on CDC interface (ie. using DMA controller) it will result
* in receiving more data while previous ones are still not sent.
*
* @param Buf: Buffer of data to be received
* @param Len: Number of data received (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t CDC_Receive_FS (uint8_t* Buf, uint32_t *Len)
{
/* USER CODE BEGIN 6 */
uint8_t result = USBD_OK;
static uint8_t buff_RX[512];
static uint8_t buff_TX[512];
int i = 0;
for (i = 0; i < *Len; i++)
buff_TX[i] = buff_RX[i];
USBD_CDC_SetTxBuffer(hUsbDevice_0, &buff_TX[0], *Len);
USBD_CDC_TransmitPacket(hUsbDevice_0);
USBD_CDC_SetRxBuffer(hUsbDevice_0, &buff_RX[0]);
USBD_CDC_ReceivePacket(hUsbDevice_0);
return (result);
/* USER CODE END 6 */
}
/**
* @brief CDC_Transmit_FS
* Not a callback. Call this function to try and transmit
* largest contiguous chunk of usart2cdc buffer via USB.
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the operation: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
static uint8_t CDC_Transmit_FS()
{
uint8_t result = USBD_OK;
if(usart2cdc_rx == usart2cdc_tx) /* nothing to do */
return USBD_OK;
int tx_len = usart2cdc_rx - usart2cdc_tx;
if(tx_len < 0) { /* RX pointer has wrapped, so just TX to end of buffer */
tx_len = usart2cdc_buf + usart2cdc_SIZE - usart2cdc_tx;
}
USBD_CDC_SetTxBuffer(husb, usart2cdc_tx, tx_len);
result = USBD_CDC_TransmitPacket(husb);
if(result == USBD_OK) { /* advance the TX pointer only if we managed to send something */
usart2cdc_tx += tx_len;
if(usart2cdc_tx >= usart2cdc_buf + usart2cdc_SIZE)
usart2cdc_tx -= usart2cdc_SIZE;
}
return result;
}
/* timer callback */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
uint32_t buffptr;
uint32_t buffsize;
if (UserTxBufPtrOut != UserTxBufPtrIn) {
if (UserTxBufPtrOut > UserTxBufPtrIn) {
buffsize = APP_RX_DATA_SIZE - UserTxBufPtrOut;
} else {
buffsize = UserTxBufPtrIn - UserTxBufPtrOut;
}
buffptr = UserTxBufPtrOut;
USBD_CDC_SetTxBuffer(&USBD_Device, (uint8_t*)&UserTxBuffer[buffptr], buffsize);
if (USBD_CDC_TransmitPacket(&USBD_Device) == USBD_OK) {
UserTxBufPtrOut += buffsize;
if (UserTxBufPtrOut == APP_RX_DATA_SIZE) {
UserTxBufPtrOut = 0;
}
}
}
}
void cdc_timer_isr(void)
{
uint32_t n;
if(tx_wr != tx_rd) {
if(tx_wr < tx_rd) {
// The write index has wrapped around.
// Tx from tx_rd to the end of fifo.
n = TX_FIFO_SIZE - tx_rd;
} else {
// The write index is ahead of the read index
// Tx from tx_rd to tx_wr - 1
n = tx_wr - tx_rd;
}
USBD_CDC_SetTxBuffer(&hUSBDDevice, &tx_fifo[tx_rd], n);
if(USBD_CDC_TransmitPacket(&hUSBDDevice) == USBD_OK) {
tx_rd += n;
if (tx_rd == TX_FIFO_SIZE) {
tx_rd = 0;
}
}
}
}
/**
* @brief CDC_Transmit_FS
* Data send over USB IN endpoint are sent over CDC interface
* through this function.
* @note
*
*
* @param Buf: Buffer of data to be send
* @param Len: Number of data to be send (in bytes)
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL or USBD_BUSY
*/
uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len)
{
uint8_t result = USBD_OK;
if ( hUsbDevice_0 == NULL ) return USBD_FAIL;
if ( hUsbDevice_0->dev_state != USBD_STATE_CONFIGURED ) return USBD_FAIL;
USBD_CDC_HandleTypeDef *pCDC =
(USBD_CDC_HandleTypeDef *)hUsbDevice_0->pClassData;
/* Determine if transfer is already in progress. */
/* If transfer in progress is stuck in that state, */
/* then reset the interface and try again. */
if ( pCDC->TxState != 0 ) {
if ( ( last_tx_not_busy_timestamp != 0 ) &&
( HAL_GetTick() - last_tx_not_busy_timestamp > (uint32_t)1000) ) {
last_tx_not_busy_timestamp = 0;
/* Empirical evidence shows that in this state, the transmit */
/* is stuck, and an endless "setup" interrupt is being received. */
/* As a result, we need to completely reinitialize the USB */
/* circuitry/driver to get this working again. */
//MX_USB_DEVICE_DeInit();
//MX_USB_DEVICE_Init();
//pCDC->TxState = 0;
return USBD_BUSY;
} else {
return USBD_BUSY;
}
}
last_tx_not_busy_timestamp = HAL_GetTick();
/* USER CODE BEGIN 8 */
if (Len > APP_TX_DATA_SIZE)
{
int offset;
for (offset = 0; offset < Len; offset++)
{
int todo = MIN(APP_TX_DATA_SIZE,
Len - offset);
result = CDC_Transmit_FS(Buf + offset, todo);
if ( ( result != USBD_OK ) && ( result != USBD_BUSY ) ) {
/* Error: Break out now */
return result;
}
}
return USBD_OK;
}
pCDC = (USBD_CDC_HandleTypeDef *)hUsbDevice_0->pClassData;
uint32_t tx_completion_wait_timestamp = HAL_GetTick();
while(pCDC->TxState)
{
if ( HAL_GetTick() - tx_completion_wait_timestamp > (uint32_t)100 ) {
/* Timeout */
return USBD_BUSY;
}
} //Wait for previous transfer to complete
int i;
for ( i = 0; i < Len; i++ ) {
UserLowLevelTxBufferFS[i] = Buf[i];
}
USBD_CDC_SetTxBuffer(hUsbDevice_0, &UserLowLevelTxBufferFS[0], Len);
result = USBD_CDC_TransmitPacket(hUsbDevice_0);
/* USER CODE END 8 */
return result;
}
void CDC_Itf_Send(uint8_t* pbuf, uint32_t Len){
USBD_CDC_SetTxBuffer(&USBD_Device, pbuf, Len);
if(USBD_CDC_TransmitPacket(&USBD_Device) == USBD_OK)
{
}
}
/**
* @brief CDC_Itf_Control
* Manage the CDC class requests
* @param Cmd: Command code
* @param Buf: Buffer containing command data (request parameters)
* @param Len: Number of data to be sent (in bytes)
* @retval Result of the opeartion: USBD_OK if all operations are OK else USBD_FAIL
*/
static int8_t CDC_Itf_Control (uint8_t cmd, uint8_t* pbuf, uint16_t length)
{
switch (cmd)
{
case CDC_SEND_ENCAPSULATED_COMMAND:
USBD_CDC_SetTxBuffer(&USBD_Device, pbuf, length);
if(USBD_CDC_TransmitPacket(&USBD_Device) != USBD_OK)
return (USBD_FAIL);
break;
case CDC_GET_ENCAPSULATED_RESPONSE:
/* Add your code here */
break;
case CDC_SET_COMM_FEATURE:
/* Add your code here */
break;
case CDC_GET_COMM_FEATURE:
/* Add your code here */
break;
case CDC_CLEAR_COMM_FEATURE:
/* Add your code here */
break;
case CDC_SET_LINE_CODING:
LineCoding.bitrate = (uint32_t)(pbuf[0] | (pbuf[1] << 8) |\
(pbuf[2] << 16) | (pbuf[3] << 24));
LineCoding.format = pbuf[4];
LineCoding.paritytype = pbuf[5];
LineCoding.datatype = pbuf[6];
break;
case CDC_GET_LINE_CODING:
pbuf[0] = (uint8_t)(LineCoding.bitrate);
pbuf[1] = (uint8_t)(LineCoding.bitrate >> 8);
pbuf[2] = (uint8_t)(LineCoding.bitrate >> 16);
pbuf[3] = (uint8_t)(LineCoding.bitrate >> 24);
pbuf[4] = LineCoding.format;
pbuf[5] = LineCoding.paritytype;
pbuf[6] = LineCoding.datatype;
/* Add your code here */
break;
case CDC_SET_CONTROL_LINE_STATE:
/* Add your code here */
break;
case CDC_SEND_BREAK:
/* Add your code here */
break;
default:
break;
}
return (USBD_OK);
}
void USB_Handler(uint8_t* Buf, uint32_t *Len)
{
int sz;
RTC_DateTypeDef sDate;
RTC_TimeTypeDef sTime;
if (UserRxBufferFS[0] == 0xAB)
{
settingsPacket.startByte = UserRxBufferFS[0];
settingsPacket.command = UserRxBufferFS[1];
for (int i = 0; i < 16; i++)
settingsPacket.data[i] = UserRxBufferFS[i + 2];
switch (settingsPacket.command)
{
case READ_ID:
settingsPacket.data[0] = 1;
strcpy((char *) &settingsPacket.data[1],
(char *) &device.settings->firmware.VERSION);
break;
case SET_TIME:
sDate.Year = settingsPacket.data[0];
sDate.Month = settingsPacket.data[1];
sDate.Date = settingsPacket.data[2];
sTime.Hours = settingsPacket.data[3];
sTime.Minutes = settingsPacket.data[4];
sTime.Seconds = settingsPacket.data[5];
settingsPacket.data[0] = 1;
#ifdef __RTC__
HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN);
HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN);
#endif
break;
case GET_DOOR_EVENT:
settingsPacket.data[0] = 1;
HAL_I2C_Mem_Read(&hi2c1, EEPROM_CODE, INIT_EEPROM + 4, I2C_MEMADD_SIZE_8BIT,
(uint8_t*) device.door, sizeof(DOOR_T), 1000);
device.door->STATUS = HAL_GPIO_ReadPin(GPIOA, GPIO_PIN_3);
settingsPacket.data[1] = device.door->STATUS;
#ifdef __DEDUG__
printf("door->STATUS %u\n", device.door->STATUS);
#endif
settingsPacket.data[2] = device.door->COUNT;
settingsPacket.data[3] = device.door->TIME.Hours;
settingsPacket.data[4] = device.door->TIME.Minutes;
settingsPacket.data[5] = device.door->TIME.Seconds;
settingsPacket.data[6] = device.door->DATE.Date;
settingsPacket.data[7] = device.door->DATE.Month;
settingsPacket.data[8] = device.door->DATE.Year;
break;
case READ_VERSION:
settingsPacket.data[0] = 1;
strcpy(&settingsPacket.data[1], &device.settings->firmware.VERSION[0]);
break;
case RESET_DOOR_EVENT:
memset(device.door, 0, sizeof(DOOR_T));
HAL_I2C_Mem_Write(&hi2c1, EEPROM_CODE, INIT_EEPROM + 4, I2C_MEMADD_SIZE_8BIT,
(uint8_t*) device.door, sizeof(DOOR_T), 1000);
// HAL_I2C_Mem_Read(&hi2c1, EEPROM_CODE, INIT_EEPROM + 4, I2C_MEMADD_SIZE_8BIT,
// (uint8_t*) device.door, sizeof(DOOR_T), 1000);
break;
}
// for (int i = 0; i < *Len; i++)
// UserTxBufferFS[i] = UserRxBufferFS[i];
//
// USBD_CDC_SetTxBuffer(&hUsbDeviceFS, &UserTxBufferFS[0], *Len);
USBD_CDC_SetTxBuffer(&hUsbDeviceFS, (uint8_t*) &settingsPacket, sizeof(settingsPacket));
USBD_CDC_TransmitPacket(&hUsbDeviceFS);
USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &UserRxBufferFS[0]);
USBD_CDC_ReceivePacket(&hUsbDeviceFS);
}
else
{
settingsPacket.startByte = UserRxBufferFS[0];
USBD_CDC_SetTxBuffer(&hUsbDeviceFS, (uint8_t*) &settingsPacket, 1);
USBD_CDC_TransmitPacket(&hUsbDeviceFS);
USBD_CDC_SetRxBuffer(&hUsbDeviceFS, &UserRxBufferFS[0]);
USBD_CDC_ReceivePacket(&hUsbDeviceFS);
}
}
