TI中文支持网官网的串口透传只用到了char1，而没用到char4，为什么？
da qin zheng sheng：
可以修改的！
ke ke：
回复 da qin zheng sheng:
请问 在 主机的simpleBLEGATTDiscoveryEvent( gattMsgEvent_t *pMsg )程序中，
是寻找 char1 的 handle值吗？
我扣扣1017545475 咱们交流一下吧！多谢了！
ke ke：
回复 da qin zheng sheng:
我在连接后 查找不到服务 ？这可能是什么原因，我很仔细的检查了 service UUID 和 char UUID 都没问题？这是什么原因？
static void simpleBLECentralStartDiscovery( void ){ // uint8 uuid[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_SERV_UUID), // HI_UINT16(SIMPLEPROFILE_SERV_UUID) }; uint8 uuid[ATT_BT_UUID_SIZE] = { LO_UINT16(0xAA00), HI_UINT16(0xAA00) }; // Initialize cached handles simpleBLESvcStartHdl = simpleBLESvcEndHdl = simpleBLECharHdl = 0;
simpleBLEDiscState = BLE_DISC_STATE_SVC; // Discovery simple BLE service GATT_DiscPrimaryServiceByUUID( simpleBLEConnHandle, uuid, ATT_BT_UUID_SIZE, simpleBLETaskId );}
/********************************************************************* * @fn simpleBLEGATTDiscoveryEvent * * @brief Process GATT discovery event * * @return none */static void simpleBLEGATTDiscoveryEvent( gattMsgEvent_t *pMsg ){ attReadByTypeReq_t req; if ( simpleBLEDiscState == BLE_DISC_STATE_SVC ) { // Service found, store handles if ( pMsg->method == ATT_FIND_BY_TYPE_VALUE_RSP && pMsg->msg.findByTypeValueRsp.numInfo > 0 ) { simpleBLESvcStartHdl = pMsg->msg.findByTypeValueRsp.handlesInfo[0].handle; simpleBLESvcEndHdl = pMsg->msg.findByTypeValueRsp.handlesInfo[0].grpEndHandle; } // If procedure complete if ( ( pMsg->method == ATT_FIND_BY_TYPE_VALUE_RSP && pMsg->hdr.status == bleProcedureComplete ) || ( pMsg->method == ATT_ERROR_RSP ) ) { if ( simpleBLESvcStartHdl != 0 ) { // Discover characteristic simpleBLEDiscState = BLE_DISC_STATE_CHAR; req.startHandle = simpleBLESvcStartHdl; req.endHandle = simpleBLESvcEndHdl; req.type.len = ATT_BT_UUID_SIZE; //req.type.uuid[0] = LO_UINT16(IRTEMPERATURE_DATA_UUID); // req.type.uuid[1] = HI_UINT16(IRTEMPERATURE_DATA_UUID); req.type.uuid[0] = LO_UINT16(0xAA01); req.type.uuid[1] = HI_UINT16(0xAA01);
GATT_ReadUsingCharUUID( simpleBLEConnHandle, &req, simpleBLETaskId ); // GATT_DiscCharsByUUID( simpleBLEConnHandle, &req, simpleBLETaskId ); } } } else if ( simpleBLEDiscState == BLE_DISC_STATE_CHAR ) { // Characteristic found, store handle if ( pMsg->method == ATT_READ_BY_TYPE_RSP && pMsg->msg.readByTypeRsp.numPairs > 0 ) { irTempDataHdl = BUILD_UINT16( pMsg->msg.readByTypeRsp.dataList[0], pMsg->msg.readByTypeRsp.dataList[1] ); LCD_WRITE_STRING( "Simple Svc Found", HAL_LCD_LINE_1 );
