/*******************************************************************************
* Function Name: CyBtldrCommStart
********************************************************************************
*
* Summary:
* Starts the UART communication component
*
* Parameters:
* void
*
* Return:
* void
*
* Side Effects:
* None
*
*******************************************************************************/
void CyBtldrCommStart(void)
{
/* Start UART component and clear the TX,RX buffers */
UART_Start();
UART_SpiUartClearRxBuffer();
UART_SpiUartClearTxBuffer();
}
void CyBtldrCommReset(void) {
UART_SpiUartClearRxBuffer();
UART_SpiUartClearTxBuffer();
}
/*******************************************************************************
* Function Name: CyBtldrCommReset
********************************************************************************
*
* Summary:
* Resets the receive and transmit communication Buffers.
*
* Parameters:
* void
*
* Return:
* void
*
* Side Effects:
*
*******************************************************************************/
void CyBtldrCommReset(void)
{
/* Clear RX and TX buffers */
UART_SpiUartClearRxBuffer();
UART_SpiUartClearTxBuffer();
}
/*******************************************************************************
* Function Name: AppCallBack
********************************************************************************
*
* Summary:
* Call back function for BLE stack to handle BLESS events
*
* Parameters:
* event - the event generated by stack
* eventParam - the parameters related to the corresponding event
*
* Return:
* None.
*
*******************************************************************************/
void AppCallBack(uint32 event, void *eventParam)
{
CYBLE_GATTC_READ_BY_TYPE_RSP_PARAM_T *readResponse;
CYBLE_GAPC_ADV_REPORT_T *advReport;
CYBLE_GATTC_FIND_BY_TYPE_RSP_PARAM_T *findResponse;
CYBLE_GATTC_FIND_INFO_RSP_PARAM_T *findInfoResponse;
switch (event)
{
case CYBLE_EVT_STACK_ON:
break;
case CYBLE_EVT_GAPC_SCAN_PROGRESS_RESULT:
advReport = (CYBLE_GAPC_ADV_REPORT_T *) eventParam;
/* check if report has manfacturing data corresponding to the intended matching peer */
if((advReport->eventType == CYBLE_GAPC_SCAN_RSP) && (advReport->dataLen == 0x06) \
&& (advReport->data[1] == 0xff) && (advReport->data[2] == 0x31) \
&& (advReport->data[3] == 0x01) && (advReport->data[4] == 0x3b) \
&& (advReport->data[5] == 0x04))
{
peerDeviceFound = true;
memcpy(peerAddr.bdAddr, advReport->peerBdAddr, sizeof(peerAddr.bdAddr));
peerAddr.type = advReport->peerAddrType;
#ifdef PRINT_MESSAGE_LOG
UART_UartPutString("\n\r\n\rServer with matching custom service discovered...");
#endif
}
break;
case CYBLE_EVT_GAP_DEVICE_DISCONNECTED:
/* RESET all flags */
peerDeviceFound = false;
notificationEnabled = false;
infoExchangeState = INFO_EXCHANGE_START;
#ifdef PRINT_MESSAGE_LOG
UART_UartPutString("\n\r DISCONNECTED!!! \n\r ");
while(0 != (UART_SpiUartGetTxBufferSize() + UART_GET_TX_FIFO_SR_VALID));
#endif
/* RESET Uart and flush all buffers */
UART_Stop();
UART_SpiUartClearTxBuffer();
UART_SpiUartClearRxBuffer();
UART_Start();
break;
case CYBLE_EVT_GATTC_READ_BY_TYPE_RSP:
readResponse = (CYBLE_GATTC_READ_BY_TYPE_RSP_PARAM_T *) eventParam;
if(0 == memcmp((uint8 *)&(readResponse->attrData.attrValue[5]), (uint8 *)uartTxAttrUuid, 16))
{
txCharHandle = readResponse->attrData.attrValue[3];
txCharHandle |= (readResponse->attrData.attrValue[4] << 8);
infoExchangeState |= TX_ATTR_HANDLE_FOUND;
}
else if(0 == memcmp((uint8 *)&(readResponse->attrData.attrValue[5]), (uint8 *)uartRxAttrUuid, 16))
{
rxCharHandle = readResponse->attrData.attrValue[3];
rxCharHandle |= (readResponse->attrData.attrValue[4] << 8);
infoExchangeState |= RX_ATTR_HANDLE_FOUND;
}
break;
case CYBLE_EVT_GATTC_FIND_INFO_RSP:
findInfoResponse = (CYBLE_GATTC_FIND_INFO_RSP_PARAM_T *) eventParam;
if((0x29 == findInfoResponse->handleValueList.list[3]) && \
(0x02 == findInfoResponse->handleValueList.list[2]))
{
txCharDescHandle = findInfoResponse->handleValueList.list[0];
txCharDescHandle |= findInfoResponse->handleValueList.list[1] << 8;
infoExchangeState |= TX_CCCD_HANDLE_FOUND;
}
break;
case CYBLE_EVT_GATTC_XCHNG_MTU_RSP:
/*set the 'mtuSize' variable based on the minimum MTU supported by both devices */
if(CYBLE_GATT_MTU > ((CYBLE_GATT_XCHG_MTU_PARAM_T *)eventParam)->mtu)
{
mtuSize = ((CYBLE_GATT_XCHG_MTU_PARAM_T *)eventParam)->mtu;
}
else
{
mtuSize = CYBLE_GATT_MTU;
}
infoExchangeState |= MTU_XCHNG_COMPLETE;
break;
case CYBLE_EVT_GATTC_HANDLE_VALUE_NTF:
HandleUartRxTraffic((CYBLE_GATTC_HANDLE_VALUE_NTF_PARAM_T *)eventParam);
break;
case CYBLE_EVT_GATTC_FIND_BY_TYPE_VALUE_RSP:
findResponse = (CYBLE_GATTC_FIND_BY_TYPE_RSP_PARAM_T *) eventParam;
bleUartServiceHandle = findResponse->range->startHandle;
bleUartServiceEndHandle = findResponse->range->endHandle;
infoExchangeState |= BLE_UART_SERVICE_HANDLE_FOUND;
break;
case CYBLE_EVT_GATTS_XCNHG_MTU_REQ:
/*set the 'mtuSize' variable based on the minimum MTU supported by both devices */
if(CYBLE_GATT_MTU > ((CYBLE_GATT_XCHG_MTU_PARAM_T *)eventParam)->mtu)
{
mtuSize = ((CYBLE_GATT_XCHG_MTU_PARAM_T *)eventParam)->mtu;
}
else
{
mtuSize = CYBLE_GATT_MTU;
}
break;
case CYBLE_EVT_GATTC_WRITE_RSP:
notificationEnabled = true;
#ifdef PRINT_MESSAGE_LOG
UART_UartPutString("\n\rNotifications enabled\n\r");
UART_UartPutString("\n\rStart entering data:\n\r");
#endif
break;
case CYBLE_EVT_GATT_CONNECT_IND:
#ifdef PRINT_MESSAGE_LOG
UART_UartPutString("\n\rConnection established");
#endif
break;
default:
break;
}
}
