update 1.8

EVT/EXAM/BLE/MultiCentral/APP/multiCentral.c

@@ -102,6 +102,9 @@
 // Default read or write timer delay in 0.625ms
 #define DEFAULT_READ_OR_WRITE_DELAY         1600
 
+// Default write CCCD delay in 0.625ms
+#define DEFAULT_WRITE_CCCD_DELAY            1600
+
 // Establish link timeout in 0.625ms
 #define ESTABLISH_LINK_TIMEOUT              3200
 
@@ -119,7 +122,8 @@ enum
 {
     BLE_DISC_STATE_IDLE, // Idle
     BLE_DISC_STATE_SVC,  // Service discovery
-    BLE_DISC_STATE_CHAR  // Characteristic discovery
+    BLE_DISC_STATE_CHAR,  // Characteristic discovery
+    BLE_DISC_STATE_CCCD,  // client characteristic configuration discovery
 };
 /*********************************************************************
  * TYPEDEFS
@@ -278,6 +282,7 @@ static void centralInitConnItem(uint8_t task_id, centralConnItem_t *centralConnL
         centralConnList[connItem].charHdl = 0;
         centralConnList[connItem].svcStartHdl = 0;
         centralConnList[connItem].svcEndHdl = 0;
+        centralConnList[connItem].cccHdl = 0;
     }
 }
 
@@ -416,6 +421,36 @@ static uint16_t connect0_ProcessEvent(uint8_t task_id, uint16_t events)
         return (events ^ START_PARAM_UPDATE_EVT);
     }
 
+    if(events & START_WRITE_CCCD_EVT)
+    {
+        if(centralConnList[CONNECT0_ITEM].procedureInProgress == FALSE)
+        {
+            // Do a write
+            attWriteReq_t req;
+
+            req.cmd = FALSE;
+            req.sig = FALSE;
+            req.handle = centralConnList[CONNECT0_ITEM].cccHdl;
+            req.len = 2;
+            req.pValue = GATT_bm_alloc(centralConnList[CONNECT0_ITEM].connHandle, ATT_WRITE_REQ, req.len, NULL, 0);
+            if(req.pValue != NULL)
+            {
+                req.pValue[0] = 1;
+                req.pValue[1] = 0;
+
+                if(GATT_WriteCharValue(centralConnList[CONNECT0_ITEM].connHandle, &req, centralTaskId) == SUCCESS)
+                {
+                    centralConnList[CONNECT0_ITEM].procedureInProgress = TRUE;
+                }
+                else
+                {
+                    GATT_bm_free((gattMsg_t *)&req, ATT_WRITE_REQ);
+                }
+            }
+        }
+        return (events ^ START_WRITE_CCCD_EVT);
+    }
+
     if(events & START_READ_RSSI_EVT)
     {
         GAPRole_ReadRssiCmd(centralConnList[CONNECT0_ITEM].connHandle);
@@ -747,7 +782,25 @@ static void centralEventCB(gapRoleEvent_t *pEvent)
         }
         break;
 
-        default:
+        case GAP_EXT_ADV_DEVICE_INFO_EVENT:
+        {
+            // Display device addr
+            PRINT("Recv ext adv \n");
+            // Add device to list
+            centralAddDeviceInfo(pEvent->deviceExtAdvInfo.addr, pEvent->deviceExtAdvInfo.addrType);
+        }
+        break;
+
+        case GAP_DIRECT_DEVICE_INFO_EVENT:
+        {
+            // Display device addr
+            PRINT("Recv direct adv \n");
+            // Add device to list
+            centralAddDeviceInfo(pEvent->deviceDirectInfo.addr, pEvent->deviceDirectInfo.addrType);
+        }
+        break;
+
+         default:
             break;
     }
 }
@@ -814,7 +867,7 @@ static void centralPasscodeCB(uint8_t *deviceAddr, uint16_t connectionHandle,
     // Display passcode to user
     if(uiOutputs != 0)
     {
-        PRINT("Passcode:%d\n", (int)passcode);
+        PRINT("Passcode:%06d\n", (int)passcode);
     }
     // Send passcode response
     GAPBondMgr_PasscodeRsp(connectionHandle, SUCCESS, passcode);
@@ -904,6 +957,40 @@ static void centralGATTDiscoveryEvent(uint8_t connItem, gattMsgEvent_t *pMsg)
                 // Display Characteristic 1 handle
                 PRINT("Found Characteristic 1 handle : %x \n", centralConnList[0].charHdl);
             }
+
+            if((pMsg->method == ATT_READ_BY_TYPE_RSP &&
+                pMsg->hdr.status == bleProcedureComplete) ||
+                (pMsg->method == ATT_ERROR_RSP))
+            {
+                // Discover characteristic
+                centralConnList[connItem].discState = BLE_DISC_STATE_CCCD;
+                req.startHandle = centralConnList[connItem].svcStartHdl;
+                req.endHandle = centralConnList[connItem].svcEndHdl;
+                req.type.len = ATT_BT_UUID_SIZE;
+                req.type.uuid[0] = LO_UINT16(GATT_CLIENT_CHAR_CFG_UUID);
+                req.type.uuid[1] = HI_UINT16(GATT_CLIENT_CHAR_CFG_UUID);
+
+                GATT_ReadUsingCharUUID(centralConnList[connItem].connHandle, &req, centralTaskId);
+            }
+
+        }
+        else if(centralConnList[connItem].discState == BLE_DISC_STATE_CCCD)
+        {
+            // Characteristic found, store handle
+            if(pMsg->method == ATT_READ_BY_TYPE_RSP &&
+            pMsg->msg.readByTypeRsp.numPairs > 0)
+            {
+                centralConnList[connItem].cccHdl = BUILD_UINT16(pMsg->msg.readByTypeRsp.pDataList[0],
+                                            pMsg->msg.readByTypeRsp.pDataList[1]);
+
+                centralConnList[connItem].procedureInProgress = FALSE;
+
+                // Start do write CCCD
+                tmos_start_task(centralConnList[connItem].taskID, START_WRITE_CCCD_EVT, DEFAULT_WRITE_CCCD_DELAY);
+
+                // Display Characteristic 1 handle
+                PRINT("Found client characteristic configuration handle : %x \n", centralConnList[connItem].cccHdl);
+            }
             centralConnList[connItem].discState = BLE_DISC_STATE_IDLE;
         }
     }